Y Combinator

Rescale develops cloud-based platforms for scientific and engineering simulations. It offers ScaleX Pro for professionals and SMBs, ScaleX Developer for software developers, and ScaleX Enterprise for enterprises, featuring unified simulation platforms and on-premise resource management. Serving industries such as aerospace, automotive, and life sciences, Rescale enables customers to accelerate design cycles and time to market.

CallTree AI, established in 2025 and headquartered in San Francisco, is a SaaS company specializing in optimizing contact center operations using generative AI. The company's AI agent scrutinizes millions of minutes of call recordings to identify and quantify inefficiencies in workflows, such as excessive system toggling or manual data entry. These insights are then presented through an analytics tool and reports, enabling operations leaders to build business cases for prioritizing improvements. The company is led by co-founders Kun Kian and Robertson Taylor.

Pulse converts complex information into LLM-ready inputs. Their API supports all document formats, from PDFs to Word, Excel, etc. Pulse integrates seamlessly with any existing data pipeline in minutes without any training or complexity. It was founded in 2024 and is located in San Francisco, California, United States.

Response is a San Francisco-based procurement software company that operates a digital marketplace and spend-management platform for indirect purchasing. The company began with medical supplies and now provides a marketplace where suppliers bid on customer requests and a SaaS layer that offers real-time SKU-level visibility, automated purchase controls, and actionable insights to reduce costs and eliminate rogue spending. The platform serves 3PLs, distributors, and retailers, helping them consolidate vendors, streamline purchasing workflows, and manage everyday purchases such as packaging, maintenance supplies, and office essentials without a dedicated procurement team. Backed by Y Combinator, Response aims to act as a digital procurement officer for indirect spend, leveraging AI to automate ordering and vendor negotiations. The company was founded in 2018 and is based in San Francisco.

Riot Security Inc. is a cybersecurity company based in San Francisco, California, that specializes in combating phishing attacks. Founded in 2020, Riot develops and operates a comprehensive security platform designed to educate employees about security risks. The platform simulates fake phishing campaigns to raise awareness and enhance employee training regarding potential threats. Additionally, it implements two-factor authentication to secure products and internal tools, thereby reinforcing overall security measures within organizations.

Two Dots specializes in consumer underwriting and fraud prevention. Its platform offers universal income and employment verification services using automated processes and AI, enhancing operational efficiency and reducing leasing fraud.

Whatnot operates an online marketplace for buying, selling, and discovering a wide range of products, with a focus on collectibles like Funko Pops. The platform combines community engagement with entertainment, offering live shopping experiences and product verification.

Tola streamlines financial operations by integrating accounts payable, receivable, and cash flow management. Its platform enables real-time tracking of financial health, facilitating smooth cash flow and fee-free transactions.

Kalshi is a federally regulated financial exchange that allows individuals to trade on the outcomes of future events. Incorporated in 2018 and based in San Francisco, California, Kalshi provides a platform where users can engage in trading event contracts covering a diverse array of topics, including economics, climate conditions, media, and public health. This unique marketplace enables users to make informed trades based on their predictions about specific future events rather than traditional financial instruments like stocks or bonds. By enabling direct exposure to various events, Kalshi allows investors to capitalize on their insights and knowledge, thereby facilitating a new method of trading that blends market speculation with everyday decision-making.

Astrix Health, headquartered in San Francisco with offices in New York City and London, specializes in AI-driven procurement solutions for healthcare providers. The company employs generative AI to analyze vast amounts of data from various sources, delivering actionable pricing insights for medical supplies, equipment, and pharmacy orders. This enables providers to secure better deals from reputable vendors, optimizing their procurement processes. Astrix's team comprises experts from renowned institutions like Palantir, Oxford, Duke Health, and MedStar Health. The company is backed by Y Combinator and operates globally.

Windwalk Games Corp., established in San Francisco, California in 2018, specializes in developing competitive online games tailored to the discord generation. Its flagship product is 'Enemy On Board', an innovative multiplayer game that blends hidden roles gameplay reminiscent of Mafia or Werewolf with thrilling real-time combat. Players assume the role of crew members aboard the spaceship Andromeda, with two among them secretly being aliens in disguise. The company aims to create engaging social gaming experiences for its users.

Pulse converts complex information into LLM-ready inputs. Their API supports all document formats, from PDFs to Word, Excel, etc. Pulse integrates seamlessly with any existing data pipeline in minutes without any training or complexity. It was founded in 2024 and is located in San Francisco, California, United States.

Pyka develops autonomous electric aircraft for agriculture and related applications, including crop-dusting and precision spraying on farms and potential cargo transport. The company designs and manufactures drones and aircraft with autonomous flight controllers and onboard sensors to enable safe, efficient operation over varied terrain. Its fully electric aircraft aim to reduce environmental impact while improving safety, affordability, and accessibility in aviation. Founded in 2016 and based in Oakland, California.

Unriddle accelerates scientific research by providing a unified platform for discovering, comprehending, and generating academic papers. Utilizing language models, it surfaces relevant information, suggests connections between papers, and automates routine tasks, enabling researchers to focus on higher-level insights.

Cortex is a technology company based in San Francisco, California, founded in 2019. It specializes in providing an internal developer portal that enhances service quality and operational efficiency for software development teams. Cortex's application suite includes tools for managing microservices, documenting tribal knowledge, conducting service health audits, and preventing outages. The platform automates workflows for onboarding by scanning and mapping metadata from various microservices sources, inferring critical details like ownership and on-call rotations. This comprehensive approach enables developers to prioritize work effectively, ensuring a smoother incident response and facilitating the creation of production readiness checklists, security audits, and assessments of operational maturity.

Segmed, Inc. is a company based in Menlo Park, California, that specializes in providing cloud-based solutions for accessing curated and anonymized radiology data. Established in 2019, Segmed offers customized datasets tailored to the specific needs of its clients in the pharmaceutical and medical device sectors. Its platform supports the development of predictive models and enhances patient recruitment and data management, facilitating research and regulatory processes within the life sciences and technology industries. By focusing on de-identified and structured medical imaging data, Segmed aims to improve early disease detection and prediction while ensuring that findings are accessible and representative of diverse populations.

Founded in 2013, Volley specializes in developing AI-powered conversational games optimized for messaging apps and voice interfaces. Its popular titles include Song Quiz, Yes Sire, World Detective, Trivia Showdown, Math Showdown, Jeopardy!, Wheel of Fortune, and 20 Questions.

Founded in 2015 by AI scientists from Stanford and UC Berkeley, MoBagel develops cloud-based software for automated machine learning. Its flagship product, Decanter AI, empowers data scientists and business analysts to build accurate predictive models using a visual interface. Serving industries such as banking, finance, retail, manufacturing, telecom, and government, MoBagel has headquarters in San Jose, California, with additional locations in Asia.

Canary Technologies is a hospitality technology company that modernizes hotel operations. It offers a guest management platform featuring contactless check-in, digital authorizations, and an amenity store. The platform drives revenue growth, improves staff productivity, ensures compliance, and reduces fraud.

Scale AI develops a platform that provides training and validation data for artificial intelligence applications. Its products include advanced annotation tools for images, videos, text, documents, and 3D sensor data, serving sectors such as autonomous vehicles, retail, conversational AI, robotics, AR/VR, and document processing.

SafeBase, Inc. is a San Francisco-based company founded in 2020 that specializes in cloud-based security software aimed at helping organizations establish and enhance their security programs. The company’s offerings include a smart trust center platform that facilitates the sharing of security posture and automates access to sensitive documents. SafeBase provides solutions such as SafeBase Inspected, which features a website badge linking to a custom security status page, as well as custom security checklists and continuous monitoring of security systems. Additionally, the software assists organizations in configuring security policies, thereby enabling them to implement robust security practices effectively.

RevenueCat, Inc. is a subscription management platform that enables app developers to effectively manage in-app subscriptions. Founded in 2017 and based in San Francisco, California, the company provides a suite of tools that facilitate the integration of in-app purchases, allowing developers to manage products and subscribers while analyzing in-app purchase data. RevenueCat's platform includes features such as automated receipt processing, customizable paywall validation, and comprehensive dashboards that track key metrics like subscriber growth, churn rates, and revenue per user. By offering these capabilities, RevenueCat supports developers in monetizing their applications across various platforms.

Meticulate is an AI-powered platform designed to streamline business development processes for professionals in finance and investment sectors. It intelligently identifies potential buyers, enriches contact information, and drafts customized emails based on available collateral.

Infinity AI is a San Francisco-based startup specializing in accelerating AI model development using synthetic data. Its platform enables precise control over data distributions, allowing engineers to generate hundreds of labeled videos from a single real-world input. Infinity combines physics-based simulations and generative techniques to achieve this.

Float Health is a San Francisco-based company founded in 2021 that specializes in providing on-demand nursing services directly to patients' homes. The mobile application developed by Float Health allows consumers to request a nurse for in-home care, addressing various challenges related to scheduling, vetting, and ensuring timely charting and invoicing for insurance purposes. By facilitating access to nursing resources, Float Health aims to enhance the patient experience, enabling individuals to receive essential medical care in the comfort of their own homes.

Orbillion Bio, Inc. is a food-tech company based in Fremont, California, focused on developing cultured meat products derived from heritage cattle breeds. Founded in 2019, the company utilizes small tissue samples from high-quality heritage animals to produce premium cell-based meat products. Orbillion Bio aims to harness the potential of cell-cultured meat to provide delicious and nutritious food that is sustainable and accessible. By sourcing heritage cell lines directly from farmers, the company emphasizes a commitment to quality and sustainability in its production processes.

Vouch, Inc. is a provider of insurance products and services specifically designed for startups and high-growth companies in the United States. Founded in 2016 and based in San Francisco, the company offers a comprehensive range of insurance solutions, including general liability, business property, directors and officers, errors and omissions, cyber coverage, crime coverage, employment practices liability, hired and non-owned auto, and fiduciary liability. Vouch operates a tech-enabled platform that facilitates access to multiple insurance carriers and provides instant quoting capabilities through its MGA brand, Corix. By integrating technology and industry expertise, Vouch aims to help startups and technology-driven businesses effectively manage risk as they scale and adapt to emerging challenges.

Artie Inc. is a Los Angeles-based company that operates a next-generation mobile gaming platform designed to facilitate the direct sharing and playing of games within social media and video applications. Established in 2018, Artie's platform allows users to access a variety of multiplayer games without the need to download additional applications, thereby enhancing user engagement and accessibility. The platform incorporates features such as voice communication, texting, and camera input, creating an interactive gaming experience that seamlessly integrates with existing social applications. By bypassing traditional app stores, Artie aims to deliver high-quality mobile gaming directly to players, capitalizing on the growing trend of social gaming.

Coris is a technology company based in Palo Alto, California, specializing in risk infrastructure for software-as-a-service companies and payment processors. It offers a risk application programming interface that enables efficient and automated underwriting of small and medium-sized businesses (SMBs) by providing relevant alternative data about merchants. The platform includes features for early warning signals to alert users before a merchant faces potential failure. With native integration to Stripe Connect, Coris supports risk teams in managing and underwriting SMBs effectively, enhancing the capabilities of fintech organizations in various areas such as loans, payment processing, banking, payroll, and insurance. The company is backed by Y Combinator and several notable investors.

Heart Aerospace AB, established in 2018 with headquarters in Gothenburg, Sweden, and operations in Palo Alto, California, specializes in developing electric regional airliners certified for passenger flight. The company's mission is to facilitate swift, affordable, and sustainable travel for regional journeys worldwide. Their flagship aircraft, the ES-19, is a nineteen-passenger electric airliner designed with an operating range of 400 km, aiming to reduce fuel and maintenance costs compared to traditional aircraft while emitting zero operational emissions. Heart Aerospace targets commercial operation certification for the ES-19 by 2026.

Pine Park Health improves healthcare outcomes for seniors by collaborating with Medicare Advantage plans, senior living communities, and providers. It establishes dedicated clinics within communities, staffed by physicians, physician assistants, and nurses to deliver safer, more convenient urgent and primary care on-site.

Encellin Inc., established in 2016, is a biotechnology company based in San Francisco, California. It specializes in developing innovative thin-film cell encapsulation devices for cell-based therapeutics, aiming to improve the lives of patients with chronic diseases initially focusing on Type 1 diabetes. The company's technology enables encapsulated cells to function as smart molecular factories, providing potential therapeutic solutions.

AssemblyAI Inc. is a technology company based in San Francisco, California, established in 2017. It specializes in developing application programming interfaces (APIs) that facilitate the creation of customized chat interfaces and automate audio transcriptions. The company focuses on advancing speech AI technology by building highly accurate, user-friendly, and secure speech recognition models that can interpret and understand human speech. These models are utilized by thousands of users, including leading businesses and developers worldwide. AssemblyAI aims to democratize speech artificial intelligence, fostering innovation and expanding the potential applications of voice data across various industries. Its technology supports real-time transcription of streaming audio, allowing for the integration of industry-specific terminology and enhancing the development of voice-powered applications.

Nova Credit is a data analytics and credit reporting company focused on expanding access to credit for immigrants by making their financial histories portable across borders. It combines alternative data with bank-grade infrastructure to provide a compliant credit platform and cross-border reporting, including solutions such as Credit Passport and cash flow underwriting and verification. The company helps lenders, property managers, and other businesses assess credit risk more accurately, enabling immigrants to access financial services and housing abroad where traditional credit data are limited. Headquartered in San Francisco, Nova Credit serves clients across industries and leverages its credit expertise to bridge gaps in conventional credit analytics and support responsible growth in open finance.

Artie Inc. is a Los Angeles-based company that operates a next-generation mobile gaming platform designed to facilitate the direct sharing and playing of games within social media and video applications. Established in 2018, Artie's platform allows users to access a variety of multiplayer games without the need to download additional applications, thereby enhancing user engagement and accessibility. The platform incorporates features such as voice communication, texting, and camera input, creating an interactive gaming experience that seamlessly integrates with existing social applications. By bypassing traditional app stores, Artie aims to deliver high-quality mobile gaming directly to players, capitalizing on the growing trend of social gaming.

Founded in 2016, Rejuvenation Technologies is a biotechnology company based in Mountain View, California. It specializes in developing nucleoside-modified TERT mRNA to safely extend telomeres for human health extension.

Massdriver is a Pasadena, California-based company founded on June 23, 2021, by Cory O'Daniel. It offers a visual development environment that enables engineers to create production-ready cloud architectures efficiently. By simplifying the cloud infrastructure design process, Massdriver allows users to draw and connect components without needing extensive DevOps expertise. The platform integrates observability and security into every aspect of its infrastructure, providing standardized, self-service options for users. This enables customers to compose entire systems seamlessly across different regions or cloud providers, enhancing scalability and security in their cloud operations.

Founded in 2019, Daybreak Health specializes in providing online counseling services tailored for teenagers. Through its mobile app, the company connects teens with therapists who focus on issues such as anxiety, depression, stress management, and building self-esteem.

MindsDB Inc. is a company specializing in an automated machine learning platform that empowers users to derive insights from their data. Founded in 2017 by Adam Carrigan and Jorge Torres, the company aims to democratize machine learning, allowing users to pose predictive questions and receive accurate answers. MindsDB offers a versatile platform applicable in various sectors, including retail, financial services, healthcare, and manufacturing, facilitating tasks such as credit scoring, customer lifetime value optimization, fraud detection, and predictive maintenance. By automating the processes involved in generating quality predictions, MindsDB enables organizations to leverage the capabilities of a skilled data science team at a fraction of the cost. The firm is headquartered in Berkeley, California, and gained recognition as one of America's most promising AI companies after graduating from YCombinator's Winter 2020 batch.

Topkey is a financial technology company founded in 2020 and headquartered in San Francisco, USA. It operates a comprehensive app designed to assist investment homeowners in managing their properties by tracking expenses, syncing transactions across different systems, and reducing bookkeeping costs. The platform connects homeowners with property managers, offering detailed management company reports that compare services and quotes. Additionally, Topkey facilitates the hiring process by providing a scheduling platform for interviews, enabling clients to find qualified property managers to oversee their properties effectively.

JustPaid is a technology company based in Silicon Valley that offers a comprehensive platform for managing business payments and accounting. Its software automates the entire receivables lifecycle by organizing various types of contracts, including master service agreements and purchase orders, as well as emails and modifications. This centralized system allows organizations, regardless of size, to enhance cash flow management, streamline contract tracking, and facilitate payments, all with integrated blockchain technology. By simplifying and automating these financial processes, JustPaid enables businesses to save time and improve efficiency in their accounting tasks.

Cortex is a technology company based in San Francisco, California, founded in 2019. It specializes in providing an internal developer portal that enhances service quality and operational efficiency for software development teams. Cortex's application suite includes tools for managing microservices, documenting tribal knowledge, conducting service health audits, and preventing outages. The platform automates workflows for onboarding by scanning and mapping metadata from various microservices sources, inferring critical details like ownership and on-call rotations. This comprehensive approach enables developers to prioritize work effectively, ensuring a smoother incident response and facilitating the creation of production readiness checklists, security audits, and assessments of operational maturity.

Replit is a browser-based integrated development environment (IDE) founded in 2016. It enables collaborative coding across platforms using over 50 programming languages. Users can build apps and websites, share projects, create communal workspaces, and execute code via containers, all within a browser on any operating system.

Hammr is a platform for the construction industry that connects professionals, general contractors, subcontractors, and skilled trades with jobs and projects. It offers time tracking, payroll, benefits, and compliance, and functions as a workforce management solution for back-office tasks. The platform supports project coordination, collaboration, and hiring, helping firms mobilize crews and grow their presence in the market.

Struct is a software development company that provides a platform for realtime AI voice agents. The company was founded in 2024 and is based in San Francisco, California.

Fabius, established in 2020 and headquartered in San Francisco, specializes in sales intelligence software. The company's platform analyzes conversation data from tools like Gong to identify sales objections, opportunities, and key moments within calls and emails. It provides real-world examples and personalized content recommendations to help sales teams close deals more effectively and improve their performance metrics.

JustPaid is a technology company based in Silicon Valley that offers a comprehensive platform for managing business payments and accounting. Its software automates the entire receivables lifecycle by organizing various types of contracts, including master service agreements and purchase orders, as well as emails and modifications. This centralized system allows organizations, regardless of size, to enhance cash flow management, streamline contract tracking, and facilitate payments, all with integrated blockchain technology. By simplifying and automating these financial processes, JustPaid enables businesses to save time and improve efficiency in their accounting tasks.

Drift Biotechnologies develops bioinformatics software for infectious disease genetic sequencing. The company was headquartered in San Francisco, California in 2020.

Cedalio is a technology company based in San Francisco, California, founded in 2022. It specializes in providing a decentralized platform designed for application developers seeking to leverage the advantages of decentralized technology. The company's platform facilitates the creation of censorship-resistant applications by offering decentralized databases that prioritize user data control. Cedalio allows developers to tokenize specific data fields, ensuring that these fields are recorded transparently and immutably on the blockchain. Additionally, the platform supports the integration of various data types, decentralized file storage, and the establishment of on-chain access policies, enabling the seamless development of serverless applications.

Activepieces is an open-source business automation software that enables users to automate tasks without coding. It specializes in creating reliable data pipelines and automating business processes using embedded integrations, extract-transform-load operations, and error tracking.

Two Dots specializes in consumer underwriting and fraud prevention. Its platform offers universal income and employment verification services using automated processes and AI, enhancing operational efficiency and reducing leasing fraud.

Riot Security Inc. is a cybersecurity company based in San Francisco, California, that specializes in combating phishing attacks. Founded in 2020, Riot develops and operates a comprehensive security platform designed to educate employees about security risks. The platform simulates fake phishing campaigns to raise awareness and enhance employee training regarding potential threats. Additionally, it implements two-factor authentication to secure products and internal tools, thereby reinforcing overall security measures within organizations.

Recurrency, Inc. is a technology company that specializes in developing artificial intelligence tools aimed at enhancing the pricing and sales processes for wholesale distributors and business-to-business retailers. Founded in 2018 and based in San Leandro, California, Recurrency's platform automates sales, purchasing, and pricing workflows within existing enterprise resource planning systems. This automation is designed to foster organic revenue growth, improve margins, and boost productivity while enriching the customer experience. The comprehensive suite of tools offered by Recurrency includes dynamic pricing, predictive customer targeting, customer retention strategies, and inventory management, enabling its clients to compete effectively in a rapidly evolving market landscape.

Founded in 2021 by Preeti Shrimal and Harshit Surana, Chaos Genius offers a DataOps observability platform designed to optimize cloud data warehouse environments. Its platform analyzes Snowflake workloads with millions of queries, identifying inefficient queries and providing intelligent recommendations to improve performance and reduce costs.

FlexDesk provides a platform for corporate real estate management that acts as a modern operating system for real estate departments. It offers AI-powered workflows and integrations across disparate systems to centralize the management of corporate leases, occupancy analytics, and access to a global network of coworking spaces. The platform serves as both a lease and space utilization manager and an online marketplace to book coworking spaces, conference rooms, and monthly team spaces for remote workers. It helps track space utilization and spending, enabling clients to optimize their real estate footprint and streamline operations across multiple locations.

Founded in 2019, Angle Health specializes in providing modern health insurance solutions tailored for startups. It offers a comprehensive platform that combines AI-enabled tools, virtual care access, and customizable benefits to streamline administrative tasks and deliver personalized healthcare management.

Deepgram designs and develops artificial intelligence-based automatic speech recognition solutions. Its platform enables enterprises to label, train, and deploy speech recognition models for converting audio data into insights and automating actions. Deepgram serves individual developers and Fortune 500 companies.

Canary Technologies is a hospitality technology company that modernizes hotel operations. It offers a guest management platform featuring contactless check-in, digital authorizations, and an amenity store. The platform drives revenue growth, improves staff productivity, ensures compliance, and reduces fraud.

Founded in 2021, Array Labs is a Los Angeles-based technology company specializing in advanced remote sensing. It develops clusters of radar satellites to capture high-quality, synchronous 3D imagery of Earth, enhancing image resolution by over 60x compared to conventional methods. This enables diverse industries such as autonomy, defense, climate monitoring, and environmental management to access affordable, high-resolution data for various applications.

Founded in 2022, Seaflight Technologies is a logistics company based in Carson, California. It specializes in creating an efficient network for flown cargo along coastal routes using simple, electric, remote-piloted craft that fly close to the water's surface.

Founded in 2021, Jamble is a San Francisco-based platform that facilitates the buying and selling of used clothing. It employs live streaming technologies to enhance resellers' efficiency and offers users an engaging shopping experience.

Monterey AI is a San Francisco-based company founded in 2022 that specializes in AI software for product development. It offers a product development copilot designed to enhance product velocity for hyper-growth teams. By replacing traditional documentation with use case-centric workflows, Monterey AI enables product leads to strategize, measure, and align their efforts effectively. The company's intelligent customer voice infrastructure helps clients gather and analyze both qualitative and quantitative feedback, establishing user feedback channels that drive insights. This approach allows companies to identify strategies that boost engagement and reduce churn, ultimately supporting product operations teams in navigating the complexities of product dependency and interconnectivity.

Coris is a technology company based in Palo Alto, California, specializing in risk infrastructure for software-as-a-service companies and payment processors. It offers a risk application programming interface that enables efficient and automated underwriting of small and medium-sized businesses (SMBs) by providing relevant alternative data about merchants. The platform includes features for early warning signals to alert users before a merchant faces potential failure. With native integration to Stripe Connect, Coris supports risk teams in managing and underwriting SMBs effectively, enhancing the capabilities of fintech organizations in various areas such as loans, payment processing, banking, payroll, and insurance. The company is backed by Y Combinator and several notable investors.

Openpod incentivizes developer contributions and helps OSS projects generate funds rapidly. They use tokens to assist open source projects generate funds quicker and enable Opencore/SaaS business models. Openpod is headquartered in San Francisco, California and was founded in 2022.

Bunting Labs is a San Francisco-based company founded in 2022 that specializes in geospatial data analysis. The company offers a GIS analytic sandbox which allows users to visualize findings, display geometries, and auto-complete features from datasets. Bunting Labs automates the process of digitizing maps into GIS data and provides APIs to integrate clients' software with global population data, sites of interest, and local characteristics. Their platform includes tools for driving distance calculations, geocoding, routing, and script analysis, all aimed at streamlining geospatial data analysis.

Founded in 2016, Collectly specializes in debt recovery software for businesses. Its flagship product automatically tracks overdue payments, communicates with customers via email or chat, and facilitates direct payment receipts. Collectly also offers solutions tailored to healthcare organizations, helping them automate revenue cycle operations, boost patient collection rates, and enhance the patient financial experience.

Peoplebox.ai is an AI-powered platform designed to enhance employee engagement and performance management. The software provides automated engagement surveys, anonymous communication channels for employee feedback, and deep engagement insights to assist HR professionals. It enables managers to foster high-performing teams by facilitating continuous feedback and structured one-on-one interactions. A key feature of the platform is Nova, an AI coach that helps managers translate employee feedback into actionable steps through intelligent prioritization and bite-sized learning modules. By focusing on building strong human connections and ensuring employee retention, Peoplebox.ai aims to empower organizations to create engaged and productive remote teams. The company, formed by founders with backgrounds from Y Combinator and IIT, operates from offices in San Francisco and Bangalore.

Be Golden assists in measuring and managing inflammation levels. Founded in 2021 and is based in San Francisco, CA.

Delight is a dating service established in 2022 and headquartered in San Francisco. The company offers an app that facilitates meaningful connections by allowing users to date one person at a time. This approach focuses on fostering deeper relationships, as users engage with individuals who are also seeking serious commitments. Delight aims to create a more intentional dating experience, helping users find compatible partners in a straightforward and effective manner.

Banabo is a marketing attribution operating system founded in 2022 and based in San Francisco. The company focuses on reducing marketing waste to zero by providing a cookieless platform that facilitates anonymous identification of website visitors. Banabo's technology captures the journey of visitors through conversion events, employing a multi-touch attribution approach. This enables businesses to track the sources of their web traffic effectively by monitoring visitor interactions leading to conversions. Through its innovative platform, Banabo aims to enhance marketing efficiency and optimize resource allocation for its clients.

Canopi is a fintech company located in Palo Alto, California, dedicated to decarbonizing finance and cryptocurrency. The company operates a climate platform designed to measure and eliminate carbon emissions. Its platform automatically assesses, reduces, and removes emissions for clients, utilizing an API to support the development of climate-positive products. Through its innovative approach, Canopi aims to assist companies in achieving sustainability goals.

Founded in 2022, Denormalized is a San Francisco-based company developing a stream processing platform. This platform simplifies data ingestion and analysis for developers, offering serverless data sourcing with automatic schema inference and table creation. It enables developers to focus on application building while providing built-in scalability for analytics.

Founded in 2022 and headquartered in San Francisco, Maverick BioMetals is a biotechnology company dedicated to advancing lithium processing technologies. The company's innovative approach uses enzymes to extract valuable metals and non-metals from mineral ores at near-ambient temperatures, offering an environmentally friendly alternative to traditional extraction methods.

Stellar is a productivity platform based in San Francisco, California, founded in 2022. The company focuses on enhancing the modern workplace experience through its performance management system, which utilizes a modified version of Objectives and Key Results (OKRs). Stellar's platform assists organizations in establishing ambitious targets, fostering ongoing learning, and continuously iterating to improve quarterly performance. It also facilitates the creation of team objectives, enhances productivity, improves employee retention, and encourages career development conversations, allowing employees to monitor their progress in real-time.

Two Dots specializes in consumer underwriting and fraud prevention. Its platform offers universal income and employment verification services using automated processes and AI, enhancing operational efficiency and reducing leasing fraud.

Dialect is a platform that provides assistance to the enterprise data warehouse. Questa runs business teams with query, visualization, and action of data with natural language. Questa was founded in 2022 and was headquartered in Palo Alto, California.

Cambio is a software company based in San Francisco, California, founded in 2021. It specializes in assisting commercial landlords and corporate tenants in achieving their net zero emission goals by decarbonizing their facilities. Cambio's platform enables clients to measure the carbon footprints of their buildings and identify high-impact retrofits that not only promote cost savings but also contribute to significant decarbonization efforts. Through its innovative approach, Cambio aims to support the commercial real estate industry in transitioning towards more sustainable practices.

Sonnet is an end-to-end meeting assistant that combines an AI-powered notetaker with an auto-updating CRM. The platform transcribes, summarizes, and generates notes from meeting recordings, improving collaboration and memory of discussions. CRM data is automatically updated from conversation content, enabling rapid access to the context of an entire relationship. The system also analyzes customer conversations to extract insights, record and review hours of meetings, and present key data and exportable results. This supports sales and product teams in answering questions, tracking buying behavior, and conducting real-world research and market simulations, ultimately helping teams understand customers more effectively.

iollo, founded in 2022 and based in San Francisco, offers metabolomics testing to support wellbeing and aging. The company develops at-home blood test kits that monitor biomarkers across heart, kidney, liver function, the microbiome, and metabolic health, measuring molecules in blood to provide personalized insights. Its service links biomarker data to dietary, behavioral, and therapeutic interventions, delivering recommendations aimed at improving wellness and managing aging. iollo emphasizes convenient, at-home testing and automated interpretation to help individuals make informed lifestyle choices and track health over time.

Umbria is a platform to help you build and maintain professional documentation in minutes. It was founded in 2021 and is located in San Francisco, California.

Roforco is a San Francisco-based company that operates a Roblox game accelerator. Founded by Artem and Brain, who have collectively developed 12 top-grossing games with over 2.74 billion plays/downloads, Roforco provides funding, resources, and hands-on support to help make games successful on the Roblox platform. The company, which previously operated as a game studio, has worked with notable brands like Unilever and achieved significant user benchmarks. In 2022, Roforco joined Y Combinator's accelerator program and secured $1.5 million in seed funding from investors including Paul Graham and Dentsu Group.

Sylva is an investment platform that connects investors to cross-chain possibilities. Founded in 2022 and is based in San Francisco, California.

Lexer is a tool for creating production-ready machine learning models. Founded in 2022 and is based in San Francisco, California.

Paigo is a San Francisco-based company established in 2022 that specializes in intelligent invoicing solutions for data goods, software resources, and platform SaaS. The company focuses on automating billing processes for data products and software infrastructure through advanced artificial intelligence. This technology allows for precise measurement of customer usage and provides analytics that support industry-specific pricing models. Paigo's platform integrates with cloud marketplace payments, customer relationship management (CRM) systems, and enterprise resource planning (ERP) tools. It also offers multi-tenant usage measurement and infrastructure revenue analytics, enabling businesses to effectively track their computing, storage, and network costs while optimizing pricing strategies based on income analysis.

LiveTrucks is a tracking platform based in San Francisco, California, established in 2022. The company offers a fully managed service that ensures comprehensive coverage for all shipments, allowing users to monitor their loads in real-time. By leveraging over 100 data sources, LiveTrucks enables customers to track their shipments efficiently, eliminating the need for frequent check calls. The platform is designed to enhance the management of freight by providing reliable tracking capabilities, thereby simplifying the logistics process for its users.

Dittofeed provides an open-source customer engagement platform for businesses. It allows organizations to drive growth by automating communications with their users. The company is based in Los Angeles, California.

Whatnot operates an online marketplace for buying, selling, and discovering a wide range of products, with a focus on collectibles like Funko Pops. The platform combines community engagement with entertainment, offering live shopping experiences and product verification.

Persephone Biome, Inc. is a San Diego-based company focused on researching and developing products and therapies that modify gut microbial metabolism, particularly in relation to cancer treatment. Established in 2017, the company is creating innovative solutions aimed at enhancing the efficacy of oncology drugs by retuning the gut microbiome. This includes the development of a pill containing beneficial gut bacteria. In addition to its therapeutics, Persephone Biome aims to offer nutritional products that support the human gut microbiome, producing functional foods and beverages that cater to the growing consumer demand for health-oriented products. The company has plans to enter clinical trials to further advance its initiatives in the field of microbiome-directed therapies.

AssemblyAI Inc. is a technology company based in San Francisco, California, established in 2017. It specializes in developing application programming interfaces (APIs) that facilitate the creation of customized chat interfaces and automate audio transcriptions. The company focuses on advancing speech AI technology by building highly accurate, user-friendly, and secure speech recognition models that can interpret and understand human speech. These models are utilized by thousands of users, including leading businesses and developers worldwide. AssemblyAI aims to democratize speech artificial intelligence, fostering innovation and expanding the potential applications of voice data across various industries. Its technology supports real-time transcription of streaming audio, allowing for the integration of industry-specific terminology and enhancing the development of voice-powered applications.

Dart is a project and task management tool based in Redwood City, California, designed specifically for startups. The platform utilizes artificial intelligence to help small teams streamline their workflow by organizing tasks, sprints, and projects. It aims to save these teams significant time on project management by providing solutions tailored to a mix of skills, including engineering and sales. By enabling effective task-tracking processes, Dart assists clients in overcoming challenges associated with project completion, thus enhancing overall productivity.

Impossible Metals, founded in 2020 and based in Pasadena, California, focuses on sustainable energy by developing innovative underwater robotic vehicles that responsibly extract essential battery metals from the seabed. The company's technology employs a dredge-based approach that prioritizes ecological preservation, allowing for the collection of metal nodules while minimizing environmental impact. By utilizing multiple high-speed manipulators, these robots can harvest materials individually and remain buoyant above the seafloor, ensuring that the delicate marine habitat is not disrupted. Impossible Metals aims to support the growing demand for critical metals needed in carbon-neutral energy solutions, contributing to a more sustainable future.

Finch is a software company based in Mountain View, California, founded in 2020. It specializes in providing a platform that enables users to seamlessly access payroll and HR systems across more than 200 providers. By offering a single integration point, Finch facilitates compliance and security, allowing administrators to connect their organizations to various applications. The company’s technology serves as a crucial infrastructure that supports standardized and interconnected data systems within the employment sector. Finch empowers developers and innovators by granting them access to a comprehensive directory of employee data and financial information, thereby enhancing use cases across lending, insurance, benefits, financial planning, and HR applications.

Yummy Inc. is a food delivery application company founded in 2020 by Vicente Zavarce, with its headquarters located in San Francisco, California, and an additional office in Caracas, Venezuela. The Yummy app operates across Latin America, allowing users to order and pay for meals through both mobile and web platforms. It offers various payment options, including foreign credit cards and cash, making it convenient for users to enjoy their food at their preferred locations.

Deel is a payroll and compliance platform designed to simplify hiring, paying, and managing a global remote workforce. The platform combines contract creation and templates, payroll processing, tax compliance, and localized benefits administration in a single interface, enabling employers to onboard international employees and contractors efficiently. It provides tools for payments, invoicing, receipts, and customer support, along with guidance on local labor regulations and tax requirements. Deel supports global contractors by facilitating contract generation, onboarding, and compliant payment workflows, and helps organizations manage cross-border teams across multiple countries. By integrating hiring, payroll, taxes, and benefits, the platform aims to streamline international talent management and payroll operations, reducing administrative burdens and risk for businesses expanding worldwide.

Faire is a two-sided marketplace connecting local retail stores with unique wholesale merchandise from brands and makers. It offers retailers tools for data insights, financial terms, and logistics support to compete with larger competitors. Faire's platform simplifies wholesale buying and selling processes, offering net 60 payment terms and free returns.

Mentum, based in San Francisco, specializes in providing API-driven investment services tailored for fintech companies. Their platform facilitates streamlined investment processes, empowering clients with efficient and innovative solutions.

Exosonic is an early-stage aerospace start-up based in Los Angeles, California, focused on developing supersonic unmanned aerial vehicles (UAVs) to enhance adversary air training missions for both commercial and government clients. Founded in 2019, the company aims to evolve these supersonic UAVs into collaborative combat aircraft, with aspirations to create quiet supersonic airliners informed by the insights and revenues generated from its UAV endeavors. Exosonic has secured over $4.5 million in private capital and over $2 million in funding from AFWERX. The company's team of 15 full-time employees is currently working on a subscale flight test vehicle designed to showcase autonomous capabilities and explore crewed-uncrewed cooperation, with the first flight anticipated in the second quarter of 2023.

Beyond Aero is a pioneering company focused on developing the first electric business aircraft powered by hydrogen propulsion. Founded in December 2020, the firm is redesigning the architecture of a CS23 aircraft to utilize hydrogen-electric propulsion, emphasizing fuel cell technology, hydrogen tank integration, and advanced cooling systems. Based in Toulouse, Paris, and Los Angeles, Beyond Aero has assembled a team of over 50 engineers, with plans to expand its workforce further. The company has successfully raised more than $44 million in funding and has secured $914 million in Letters of Intent for 108 aircraft. Notably, it achieved a significant milestone by completing France's first manned, fully hydrogen-electric flight. Beyond Aero is also actively involved in initiatives aimed at promoting zero-emission aviation, including being a member of the World Economic Forum's First Movers Coalition and the Alliance for Zero Emission Aviation, reflecting its commitment to creating energy-efficient aircraft that minimize environmental impact.

Founded in 2015, Aerones specializes in robotic technology for wind turbine blade maintenance services. Headquartered in San Jose, California, the company offers automated inspection, cleaning, coating, and repair operations to maximize asset efficiency and reduce downtime.

Doppler Technologies, Inc., established in 2018, specializes in developing and operating a secret management software solution. The company's flagship product, Doppler, securely stores and manages software secrets such as API keys, credentials, environment variables, and database URLs. It caters to developers, enhancing productivity by working across diverse languages, stacks, and infrastructures, while fortifying overall security. Doppler's platform creates references to frequently used secrets, intelligently fetching them based on the project directory, and provides security alerts to keep secrets and application configurations secure across devices, environments, and team members.