SV Angel

Cartesia provides real-time multimodal intelligence for all devices. Its objective is to develop the next generation of AI: pervasive, interactive intelligence that operates everywhere.

HeyGen is an AI video generation platform that enables users to create realistic spokesperson videos quickly and efficiently. The platform transforms text into engaging video content without the need for actors, cameras, or extensive editing. By utilizing AI-generated characters and voices, HeyGen serves clients in various sectors, including advertising, live streaming, and video blogging. Its user-friendly interface allows individuals and businesses to convey their stories effectively through video, streamlining the content creation process.

Reask is a science and technology company that specializes in natural hazard modeling and climate risk analytics. It develops software designed to connect catastrophe modeling with operational forecasting, offering solutions for real-time, post-event, and long-term assessments of weather-related risks. Utilizing machine learning and artificial intelligence, Reask provides comprehensive weather risk analysis and probabilistic trend forecasting. This enables organizations to better understand their exposure to global weather-related catastrophes and assess the risk levels within their asset portfolios. By focusing on global risk mapping and catastrophe risk analytics, Reask helps companies make informed decisions in managing their risk profiles.

Replit is a San Francisco-based company founded in 2016 that operates a browser-based integrated development environment (IDE) designed to simplify coding for users of all skill levels. The platform supports over 50 programming languages, allowing developers to create applications and websites directly from their browsers on any operating system, including mobile devices. Replit emphasizes accessibility and collaboration, providing features such as real-time coding collaboration and communal workspaces. Users can easily build, deploy, save, and share their code projects, making the platform a versatile tool for both individual developers and teams working together.

Orb is a developer of real-time billing infrastructure tailored for artificial intelligence and software companies. The company provides a platform that manages the data infrastructure and billing logic necessary for implementing usage-based pricing models. By doing so, Orb enables businesses to adopt more flexible monetization strategies, allowing them to better align their revenue workflows with evolving market demands. This innovative approach supports the next wave of technology companies in streamlining their billing processes and enhancing their pricing structures.

Reask is a science and technology company that specializes in natural hazard modeling and climate risk analytics. It develops software designed to connect catastrophe modeling with operational forecasting, offering solutions for real-time, post-event, and long-term assessments of weather-related risks. Utilizing machine learning and artificial intelligence, Reask provides comprehensive weather risk analysis and probabilistic trend forecasting. This enables organizations to better understand their exposure to global weather-related catastrophes and assess the risk levels within their asset portfolios. By focusing on global risk mapping and catastrophe risk analytics, Reask helps companies make informed decisions in managing their risk profiles.

Convex makes it dead-simple to store your app's shared state and sync it everywhere. As a developer, you interact with your shared state using JavaScript or TypeScript functions and bind that state to your reactive app.

Overwatch Research Limited, established in 2017 and based in Belfast, United Kingdom, specializes in developing in-vivo tracking software aimed at enhancing the efficiency of preclinical laboratories. The company provides an all-in-one experimental tracking solution that optimizes workflows for contract research organizations, pharmaceutical companies, and academic institutions. By automating various manual tasks involved in study management, Overwatch Research helps streamline the research process, allowing scientists to save time, reduce errors, and improve collaboration among team members. This innovative approach supports scientific researchers in producing reproducible results, ultimately transforming laboratory operations.

SST is an open-source framework designed to facilitate the development of serverless applications. It provides developers with tools to create, test, and deploy Lambda functions in real-time, streamlining the development process. The platform manages pipelines, configures environments, and monitors deployments, allowing clients to efficiently build full-stack applications tailored to their business needs. Additionally, SST is recognized for producing a highly regarded resource for developers seeking guidance in building serverless applications.

ReadySet is a distributed SQL caching layer that precomputes the results of parameterized SQL queries and incrementally updates these results as the underlying data changes. It is wire-compatible with MySQL and Postgres, plugs directly into existing databases and applications without any code changes, and elastically scales read throughput to meet fluctuating demands. ReadySet offers the low latencies of a custom caching system and the high query throughputs of read replicas with the straightforward developer experience of using a single relational database.

General Galactic generates software for use with video conferencing and video streaming, specifically software for accessing, customizing, and sharing video effects, visual effects, audio effects, filters, and augmented reality effects, allowing its users to improve human connection and communicate in web3.

BigBrain is a developer of interactive platforms focused on digital entertainment. The company has launched a trivia game that allows users to participate in live, multi-player quizzes centered on topical trivia. Participants have the opportunity to win real-money prizes, combining education with entertainment. BigBrain's platform is designed to engage users while providing a fun and rewarding experience.

Replit is a San Francisco-based company founded in 2016 that operates a browser-based integrated development environment (IDE) designed to simplify coding for users of all skill levels. The platform supports over 50 programming languages, allowing developers to create applications and websites directly from their browsers on any operating system, including mobile devices. Replit emphasizes accessibility and collaboration, providing features such as real-time coding collaboration and communal workspaces. Users can easily build, deploy, save, and share their code projects, making the platform a versatile tool for both individual developers and teams working together.

Multi is a video calling platform aimed at enhancing collaboration for remote teams through live video interactions. It enables users to engage in real-time conversations, fostering a more natural and effective communication experience compared to traditional methods such as typing or scheduling meetings. Additionally, Multi's collaboration software includes features for accessing, guiding, annotating, and controlling applications remotely. This platform provides latency-free desktop sharing, stable remote control, and secure data transmission, allowing businesses and clients to efficiently complete tasks from any location.

Tandem is a virtual office for remote teams. It allows its users to see, talk to, and collaborate with their team in one click. It was founded by Rajiv Ayyangar, Tim Su, and Bernat Fortet in 2019. It is headquartered in San Francisco, California.

OpenTrack specializes in developing freight management software that enhances container tracking capabilities and supports intermodal logistics. The software integrates various data sources, including carrier, terminal, third-party, and proprietary information, to deliver comprehensive visibility into international freight operations. This functionality allows clients to receive real-time status updates and location data for their shipments. OpenTrack's platform also offers flexibility in data export, accommodating different formats as needed, and provides email notifications to alert users of significant status changes, thereby facilitating smoother logistical operations.

Tecton offers an enterprise-ready feature store that addresses the unique data requirements of machine learning. By providing a robust data platform, Tecton enables machine learning teams to efficiently build, serve, and scale features for production use. The platform allows users to construct features from various data sources, including batch, streaming, and real-time data, facilitating the sharing, reuse, and deployment of models. This capability empowers data scientists and organizations to automate decisions at high speed, enhance customer experiences, and transform business processes. Tecton's focus on optimizing the data layer for machine learning aims to help companies develop superior models more rapidly, driving significant business outcomes.

Dreams is a mobile-only television platform that reimagines the news experience for mobile devices. Founded in 2016 in New York City by Tom Bender and Greg Hochmuth, the company has developed patent-pending computer vision technology that converts live TV news into a vertical video format in real-time. This innovation allows for the creation of live, 24/7 vertical video news channels, catering to the increasing demand for mobile-friendly content. The Dreams app is available for free in the U.S. on both the App Store and Google Play, and it does not require any login or registration to access its features.

Etleap Inc., founded in 2012 and headquartered in San Francisco, California, offers an innovative ETL solution designed to streamline the creation of data pipelines. The company's software allows data analytics teams to efficiently collect, combine, and manage data from various sources without the need for extensive coding or engineering expertise. By automating much of the ETL setup and maintenance, Etleap simplifies these processes into manageable tasks that can be completed in about ten minutes, empowering analysts to take ownership of their data projects. This approach not only reduces the time required to integrate data but also enhances the overall productivity of analytics teams, ultimately increasing the business value derived from big data.

RouteThis operates a network connectivity support platform aimed at transforming in-home network diagnostics and ensuring seamless WiFi connectivity. The platform utilizes mobile devices as network probes, providing real-time visibility into network performance. By employing a remote visual support tool, it enables internet service providers (ISPs) to diagnose and resolve internet disruptions virtually. This innovative approach enhances the efficiency of troubleshooting processes, allowing ISPs to deliver reliable internet services and improve customer satisfaction.

Tecton offers an enterprise-ready feature store that addresses the unique data requirements of machine learning. By providing a robust data platform, Tecton enables machine learning teams to efficiently build, serve, and scale features for production use. The platform allows users to construct features from various data sources, including batch, streaming, and real-time data, facilitating the sharing, reuse, and deployment of models. This capability empowers data scientists and organizations to automate decisions at high speed, enhance customer experiences, and transform business processes. Tecton's focus on optimizing the data layer for machine learning aims to help companies develop superior models more rapidly, driving significant business outcomes.

Ambient.ai is an AI-powered physical security platform that focuses on preventing security incidents through advanced computer vision technology. The company provides real-time human-level perception capabilities, allowing organizations to create safer and more efficient environments. Its platform includes features such as near real-time event detection and intuitive search functionalities, which enable users to swiftly identify and respond to security threats. By enhancing response capabilities and improving overall security posture, Ambient.ai aims to transform how organizations manage physical security challenges.

Parabol, Inc. is a company that specializes in developing an open-source meeting application tailored for remote and agile teams. Founded in 2015 and based in Alhambra, California, Parabol enables distributed teams to conduct meetings and retrospective sessions effectively, fostering collaboration regardless of location or time zone. The platform facilitates real-time or asynchronous interactions, allowing teams to generate automatic insights about their performance from online collaboration activities. Meeting notes and tasks are automatically compiled into summaries, which are shared with team members and stakeholders. Parabol also integrates with other tools like Jira, Confluence, GitHub, and Slack, enhancing productivity by streamlining workflows. Additionally, the application analyzes meeting data to provide valuable insights into team dynamics, helping organizations identify challenges and improve overall performance.

Ambient.ai is an AI-powered physical security platform that focuses on preventing security incidents through advanced computer vision technology. The company provides real-time human-level perception capabilities, allowing organizations to create safer and more efficient environments. Its platform includes features such as near real-time event detection and intuitive search functionalities, which enable users to swiftly identify and respond to security threats. By enhancing response capabilities and improving overall security posture, Ambient.ai aims to transform how organizations manage physical security challenges.

8th Wall Inc. is a developer of an augmented reality (AR) platform that enables the creation and deployment of interactive AR experiences directly on mobile websites. Founded in 2016 and based in Palo Alto, California, the company offers several key solutions, including 8th Wall XR, a platform for developing mobile AR applications; XR Remote, which allows users to test AR applications on their devices; and a glTF Viewer for sharing and viewing 3D files in real environments. The company's custom SLAM engine facilitates markerless AR content with advanced features such as 6DoF positional tracking and surface detection, ensuring immersive experiences on any smartphone equipped with a rear-facing camera. 8th Wall's platform serves a variety of industries, including retail, travel, and entertainment, by enabling developers to create and deploy AR applications rapidly and efficiently.

TalkIQ is a company that specializes in voice-to-text transcription and analytics, providing insights derived from customer conversations across various industries. Since its inception in 2014, TalkIQ has utilized advanced deep-learning algorithms and proprietary speech recognition technology to enhance business operations. Its platform features a user-friendly dashboard that synthesizes conversations, offering real-time recommendations and predictive analytics. This enables businesses to identify key moments during customer interactions, such as recognizing purchase intent and managing objections, ultimately optimizing sales processes and improving customer service. TalkIQ's solutions aim to enhance productivity by facilitating quick access to actionable data and insights. The company is supported by notable Silicon Valley venture capital firms and advised by experts with extensive experience in speech and language recognition.

Incorta, Inc. is a data analytics company based in San Mateo, California, founded in 2013. It provides a unified platform designed to address complex data analytics challenges for enterprises, enabling them to be more agile and competitive. The company's Direct Data Platform allows organizations to acquire, enrich, analyze, and act on business data quickly and effectively. This platform features a direct data mapping engine that enhances query performance, eliminates the need for costly join operations, and significantly reduces the time required to develop new analytics applications. Incorta supports real-time operational analytics, embedded analytics, and dashboards, catering to a diverse clientele that includes prominent brands and organizations. Its solutions empower analysts to extract valuable insights from large volumes of data stored in core business systems efficiently.

Nom is a live and interactive video community platform that enables users to host professional cooking, creative, and DIY shows. It provides an application tailored for food enthusiasts, allowing them to create, share, and watch their favorite culinary stories in real-time. By tapping into a network of makers, creators, and chefs, Nom empowers individuals to direct, produce, and host their own food shows, fostering a vibrant community centered around culinary exploration and creativity.

PatientPing, Inc. is a health technology company that has established a national care coordination network designed to connect healthcare providers with real-time notifications whenever patients receive care. The network encompasses a diverse group of healthcare personnel, including physicians, nurses, case managers, and care coordinators across various settings such as hospitals, emergency departments, and skilled nursing facilities. PatientPing offers technology solutions tailored to Accountable Care Organizations (ACOs) and other healthcare providers, facilitating improved collaboration and information sharing. One of its key tools, Spotlights, leverages real-time data to identify utilization and performance trends in patient care. Founded in 2013 and headquartered in Boston, Massachusetts, PatientPing operates as a subsidiary of SVB Leerink Holdings LLC and maintains a strategic partnership with MedAllies, Inc. By fostering connections among care teams, PatientPing aims to enhance the quality and efficiency of healthcare delivery, ultimately leading to better patient outcomes.

Teleport is a software company that specializes in providing tools for deploying and managing applications across various cloud providers and on-premises infrastructure. Founded in 2015 and based in Oakland, California, with additional offices in Seattle and Toronto, Teleport focuses on modernizing identity, access, and policy management for both human and machine identities. Its platform enhances engineering velocity and improves the security of critical infrastructure by employing a unified approach to access management, zero-trust networking, and identity governance. Teleport's products include solutions for server access, Kubernetes access, application access, and cloud access, all designed to facilitate quick and secure resource access while meeting compliance requirements. The company's infrastructure identity platform aims to streamline operations and reduce the support burden typically associated with traditional software, particularly in restricted and regulated environments.

Teleport is a software company that specializes in providing tools for deploying and managing applications across various cloud providers and on-premises infrastructure. Founded in 2015 and based in Oakland, California, with additional offices in Seattle and Toronto, Teleport focuses on modernizing identity, access, and policy management for both human and machine identities. Its platform enhances engineering velocity and improves the security of critical infrastructure by employing a unified approach to access management, zero-trust networking, and identity governance. Teleport's products include solutions for server access, Kubernetes access, application access, and cloud access, all designed to facilitate quick and secure resource access while meeting compliance requirements. The company's infrastructure identity platform aims to streamline operations and reduce the support burden typically associated with traditional software, particularly in restricted and regulated environments.

Zeitview is an aerial data analytics platform that delivers drone services tailored for the energy and infrastructure sectors. The company employs artificial intelligence and machine learning to analyze visual data, providing actionable insights that enhance the performance and longevity of various assets. Zeitview's software is designed to monitor construction progress, assess rooftop conditions, and maintain the health of solar facilities through detailed inspections. It caters to a diverse range of industries, including solar, wind, property management, telecommunications, and utilities. By offering fast and accurate inspections, Zeitview aims to reduce costs and improve operational efficiency for its clients, enabling them to make informed, near-real-time decisions regarding their assets.

Talkray is a developer of a mobile communication application that transforms smartphones into walkie-talkies, allowing users to make free calls and engage in chat. The application is available for download on both Android and iPhone platforms. In addition to voice communication, Talkray enables users to share photos, videos, and locations, facilitating a more connected experience with friends and family. The app prioritizes ease of use and accessibility, making it a versatile tool for maintaining personal connections.

PipelineDB, Inc. is a developer of a real-time analytics database that specializes in processing streaming data. Incorporated in 2013 and headquartered in San Francisco, California, the company offers an open-source extension to PostgreSQL, allowing users to write continuous SQL queries on time-series data. This innovative platform enables users to pose queries in advance, with results updated incrementally as new data arrives, which is particularly beneficial for real-time reporting applications. By facilitating the deployment of real-time application code directly in front of the database, PipelineDB helps clients eliminate the need for traditional data recording, focusing instead on high-performance aggregation of streaming data. As of May 2019, PipelineDB operates as a subsidiary of Confluent, Inc.

Talkray is a developer of a mobile communication application that transforms smartphones into walkie-talkies, allowing users to make free calls and engage in chat. The application is available for download on both Android and iPhone platforms. In addition to voice communication, Talkray enables users to share photos, videos, and locations, facilitating a more connected experience with friends and family. The app prioritizes ease of use and accessibility, making it a versatile tool for maintaining personal connections.

Babelverse operates an online platform that specializes in providing real-time speech translation services. Founded in 2010 and based in San Francisco, the company offers a unique solution for on-demand interpretation, allowing users to communicate in any language through remote bilinguals or professional linguists. The platform caters to various scenarios, including mobile interactions, conference participation, and video content, enabling seamless communication across linguistic barriers. Babelverse's innovative application leverages online technology and mobile capabilities, positioning it as a pioneer in the field of human-powered translation services.

Tubular is the leading global video measurement and analytics platform that powers broadcasters, publishers, and brands to create successful content and scale audiences faster. We provide the most complete picture of what video consumers watch and enable companies to grow digital audiences and sell brand integrations to win in the ever evolving world of video. Tubular’s software tracks over 4 Billion videos, 1 Trillion Views, 10 Million influencers, 90K brands, 40K media, and 48 Billion sponsored video views. In total, that’s over 350 Million more videos analyzed per month than our closest competitor. We know it’s not just about data, it’s about insights, and that’s why we’re trusted by 7 of the top 10 global media companies, who make strategic decisions every day based on Tubular software.

Babelverse operates an online platform that specializes in providing real-time speech translation services. Founded in 2010 and based in San Francisco, the company offers a unique solution for on-demand interpretation, allowing users to communicate in any language through remote bilinguals or professional linguists. The platform caters to various scenarios, including mobile interactions, conference participation, and video content, enabling seamless communication across linguistic barriers. Babelverse's innovative application leverages online technology and mobile capabilities, positioning it as a pioneer in the field of human-powered translation services.

OmniVirt is a technology company based in Millbrae, California, specializing in a virtual reality and 360° video distribution platform for brands and publishers. Established in 2012, the platform allows brands to easily upload, promote, and analyze immersive advertising content across a wide network of publishers. OmniVirt's innovative technology supports the creation of various ad formats, including 360°, 3D, VR, and AR, which have been shown to deliver significantly higher performance compared to traditional advertising methods. The platform is designed to be ad platform agnostic and boasts 99% browser compatibility, making it accessible for digital marketers. OmniVirt is recognized for its collaboration with renowned publishers such as The New York Times, The Wall Street Journal, and Forbes, enhancing the reach and effectiveness of immersive advertising campaigns.

Citus Data, Inc. specializes in developing and distributing database products that enhance PostgreSQL to support real-time applications. Founded in 2010 and headquartered in San Francisco, with an additional office in Istanbul, the company offers a platform that simplifies sharding, allowing businesses to efficiently manage large datasets by partitioning them for faster access and analysis. Its flagship product, CitusDB, combines powerful parallel processing capabilities with the expressiveness of PostgreSQL, including support for JSON data. This extensible distributed database serves various industries such as e-commerce, retail, security, advertising technology, and mobile analytics, enabling organizations to effectively handle and analyze billions of events in real-time. Citus Data operates as a subsidiary of Microsoft Corporation.

Voxer, LLC, founded in 2007 and based in San Francisco, California, develops mobile communication applications, particularly a push-to-talk service compatible with iOS and Android devices. Originally known as RebelVox, LLC, the company rebranded in March 2011. Voxer offers a walkie-talkie messenger application that enables users to send instant voice, text, and photo messages in real time to individuals and groups. The application emphasizes secure communication, featuring end-to-end encryption and the capability to function over 3G, 4G, or Wi-Fi networks. This robust platform is designed to facilitate efficient collaboration and communication for teams worldwide.

Talkray is a developer of a mobile communication application that transforms smartphones into walkie-talkies, allowing users to make free calls and engage in chat. The application is available for download on both Android and iPhone platforms. In addition to voice communication, Talkray enables users to share photos, videos, and locations, facilitating a more connected experience with friends and family. The app prioritizes ease of use and accessibility, making it a versatile tool for maintaining personal connections.

Flotype Inc. is a venture-backed company building a suite of enterprise technology for real-time messaging. Flotype takes a unique approach by building developer-friendly technologies focused on ease-of-use and simplicity, while still exceeding enterprise-grade performance expectations. Flotype licenses enterprise-grade middleware, Bridge, to customers ranging from social web and software enterprises to financial and fleet management groups. Other offerings include NowJS, a free, open-source framework, for developers seeking real-time interactivity on Node.js and JavaScript browsers. NowCluster is available for companies seeking scalability and reliability for NowJS applications. Established in 2010 and based in Berkeley, California, Flotype is venture-backed by Andreessen Horowitz, Ignition Partners, InterWest Partners, and Salesforce.com.

Firebase is a mobile platform developed by Google that empowers developers to create applications for iOS, Android, and the web, facilitating user growth and engagement. Serving over one million developers, Firebase provides a comprehensive app development framework that includes features such as analytics, a real-time database, user authentication, crash reporting, and push notifications. This versatile platform allows developers to mix and match tools to suit their specific needs, while also enabling the creation of real-time, collaborative applications. Firebase is designed to be scalable, secure, and can be implemented using client-side code, making it a valuable resource for developers aiming to build effective applications and expand their businesses.

RethinkDB is an open-source distributed database management platform designed specifically for the realtime web. It enables developers to build scalable applications more efficiently by allowing the database to push updated query results directly to applications, eliminating the need for constant polling. RethinkDB supports data storage in JSON documents and features a user-friendly query language that includes capabilities such as table joins and groupBy. The platform is built for reliability across various workloads and edge cases, providing users with the tools to manage clusters effectively, monitor production environments with live statistics, and gain complete visibility into ongoing tasks. This combination of features allows RethinkDB to facilitate the rapid development of realtime applications while maintaining simplicity and scalability.

Prism Skylabs is a cloud-based video intelligence platform that enhances the functionality of standard video cameras, turning them into effective business tools. Utilizing computer vision, artificial intelligence, and machine learning, Prism extracts valuable insights from video data, making the information easily understandable and actionable. The platform is employed by leading companies across 80 countries, helping them to gain a deeper understanding of their operations, manage resources effectively, and drive business growth.

Game Closure offers a development platform that facilitates the creation of multiplayer games across web and mobile environments. Its SDK is HTML-based, allowing developers to utilize familiar Web APIs to produce high-quality games. The platform simplifies the complexities associated with game development, including debugging and hosting, while also enabling compilation into hardware-accelerated native applications for distribution on various devices. By streamlining the development process, Game Closure empowers game studios to efficiently publish games on both iOS and Android ecosystems, making it easier and more cost-effective for developers to enter the multiplayer, multiplatform gaming market.

Founded in 2010, Visual Revenue, Inc. develops a real-time predictive analytics platform aimed at enhancing editorial decision-making in data-driven newsrooms. This platform supports human editors by providing tools that improve their judgment and decision-making capabilities without replacing them. By offering real-time recommendations and measurements of social media success, Visual Revenue enables media organizations to better manage content and increase audience engagement across their digital platforms. Each feature is tailored to simplify the complexities of content management while preserving the unique editorial voice of publishers. In 2013, the company was acquired by Outbrain.

Meetings.io is a platform that facilitates face-to-face meetings through a web browser, allowing users to connect with clients, colleagues, and project teams without the need for software installation or user registration. By creating a simple meeting room link, users can invite participants who can join easily, making it suitable for both organized meetings and casual hangouts. The platform allows for recurring use of the same meeting room, enabling participants to drop in and out as needed. By focusing on ease of access and efficiency, Meetings.io aims to enhance productivity in video communication and collaboration for various professional settings.

Circle is the app that answers the question, "Who’s Around You?" Know when your friends & networks are nearby, wherever you are, no matter where you go. Circle tells you when your friends, or people from your networks (college, work, hometown, professional group, etc.), are near you. You'll be magically notified whenever they're around. Circle is an award-winning app, featured by Apple in over 50 countries and many of the top press publications.

Realm ApS is a mobile database company that provides a robust alternative to SQLite and Core Data, facilitating faster application development for users on Android, iOS, and OSX platforms. Founded in 2011 and headquartered in Copenhagen, Denmark, with an additional office in San Francisco, Realm specializes in offering a memory-efficient database that includes features like querying, relationships, graphs, and thread safety. This innovative platform significantly reduces the amount of code developers need to write, effectively saving them time and enabling the creation of enhanced user experiences. As of May 2019, Realm operates as a subsidiary of MongoDB, Inc.

A Bit Lucky, Inc. specializes in online social gaming, offering a transplatform experience that allows users to play real-time games across multiple devices, including PCs, Macs, tablets, and smartphones. The company is dedicated to creating engaging and enjoyable gaming experiences, reflecting a commitment to innovation in the gaming industry. By focusing on accessibility and cross-platform functionality, A Bit Lucky aims to reach a diverse audience of gamers, providing them with high-quality entertainment options.

Leftronic is a San Francisco-based company that offers a web-based platform for real-time data visualization and status monitoring. The platform allows businesses to create customized dashboards that display important metrics retrieved from various popular services, such as Google Analytics and Twitter, as well as custom data through an easy-to-use API. Designed for large screens, these dashboards update in real-time, enabling teams to effortlessly monitor their critical business metrics. Founded with the support of Y Combinator, Leftronic aims to enhance decision-making and operational efficiency for its clients by providing a streamlined way to visualize and track essential data.

Twilio is a cloud-based communications company that empowers developers and businesses to build and integrate voice, video, messaging, and authentication into their applications via a robust set of APIs. By merging cloud computing, web services, and telecommunications, Twilio is transforming traditional telecom, enabling more contextual and personalized customer interactions. The company's Super Network ensures fast, cost-effective communication across the globe.

Chartbeat Inc. is a content intelligence platform headquartered in New York, founded in 2009. The company provides software tools tailored for publishers to enhance audience engagement through real-time and historical analytics across desktop, social, and mobile platforms. Chartbeat's offerings include a suite of audience-building tools that focus on actual user behavior, allowing digital publishers to understand which aspects of their content captivate and retain viewers. Its services enable clients to monitor visitor traffic, referral sources, and content performance minute-by-minute, while also providing alerts for website performance issues. By delivering critical insights and optimization tools, Chartbeat helps media organizations increase audience growth, boost subscriber revenue, and improve editorial workflows.

Tello is committed to helping companies improve customer service by providing real-time insight into the customer experience. With Tello™ mobile and social applications in hand, people everywhere can express their satisfaction with recent experiences and purchases. Tello then aggregates these sentiments and provides additional analysis. Using Tello, businesses of all sizes can continuously improve service by engaging customers in conversation, resolving issues, and monitoring employee ratings, comments, and analytics. Tello was founded in 2010 in Palo Alto, California by experienced entrepreneur Joe Beninato. Tello is backed by a world-class group of early-stage investors, including Jon Callaghan of True Ventures, Ron Conway of SV Angel, Mark Goines, Dave McClure of 500 Startups, Eric Paley of Founder Collective, Shervin Pishevar of SGN, Naval Ravikant of Venture Hacks, Chris Sacca of Lowercase Capital, Aydin Senkut of Felicis Ventures, and Russ Siegelman.

Airtime is a social platform designed to foster genuine online interactions, aiming to create a welcoming environment for users. Founded by Sean Parker, the platform offers various virtual "rooms" where individuals can engage in live conversations about diverse interests, from music to art and comedy. Unlike traditional social networks that often promote isolation, Airtime encourages community building and real-time engagement. The company is supported by prominent investors, including Accel, Andreessen Horowitz, and Google Ventures, and operates with a dedicated team of over 100 employees across three locations. Airtime focuses on enhancing the quality of online social experiences through its innovative video conversation features.

TweetDeck is a Twitter client designed for desktop, web, and mobile devices, featuring a unique columned user interface that allows users to manage and monitor Twitter feeds efficiently. Originally developed as an Adobe AIR application, TweetDeck enables users to organize their main feed into topic or group-specific columns, offering a broader overview of tweets in real-time. The application integrates various social media services, including Twitter and Facebook, to enhance user experience. In 2011, TweetDeck was acquired by Twitter, which subsequently rebuilt the application using HTML5 technology, further improving its functionality and accessibility.

RethinkDB is an open-source distributed database management platform designed specifically for the realtime web. It enables developers to build scalable applications more efficiently by allowing the database to push updated query results directly to applications, eliminating the need for constant polling. RethinkDB supports data storage in JSON documents and features a user-friendly query language that includes capabilities such as table joins and groupBy. The platform is built for reliability across various workloads and edge cases, providing users with the tools to manage clusters effectively, monitor production environments with live statistics, and gain complete visibility into ongoing tasks. This combination of features allows RethinkDB to facilitate the rapid development of realtime applications while maintaining simplicity and scalability.

A Bit Lucky, Inc. specializes in online social gaming, offering a transplatform experience that allows users to play real-time games across multiple devices, including PCs, Macs, tablets, and smartphones. The company is dedicated to creating engaging and enjoyable gaming experiences, reflecting a commitment to innovation in the gaming industry. By focusing on accessibility and cross-platform functionality, A Bit Lucky aims to reach a diverse audience of gamers, providing them with high-quality entertainment options.

RollCall helps you plan get-togethers with multiple friends using your mobile phone. Use RollCall to invite friends to hang out directly from your phone's address book. RollCall uses text messaging and the mobile web to coordinate and rally your friends together. No longer will you miss a chance to go out with your friends. RSVP on the go with RollCall!

Hot Potato is a social platform that facilitates real-time collaboration among friends and fans during live events. It provides tools that enable users to check in, share their perspectives, and engage with contributions from others as events unfold. By fostering a communal experience, Hot Potato enhances the enjoyment of participating in various events, allowing users to connect and share meaningful moments together.

JustSpotted is a celebrity-tracking tool that aggregates and organizes real-time information about celebrities from various social media platforms, including Twitter, Facebook, and Foursquare. Originally known as Scoopler, the service has evolved to focus specifically on celebrity sightings, providing fans with a way to see what their favorite stars are doing at any given moment. JustSpotted collects data from users who report spontaneous encounters with celebrities, thereby enhancing the platform's offerings with real-life sightings. By mapping these occurrences, JustSpotted enables users to easily access and enjoy a curated collection of celebrity activities, transforming the way fans engage with celebrity culture in the age of social media. The service was launched in October 2010 and was developed by AJ Asver, Dilan Jarawardane, and Benjamin Tauber.

DailyBooth is a social networking platform that allows users to share photos and status updates in real-time. The service enables individuals to follow their friends and receive updates, creating an interactive online experience centered around visual content. By facilitating immediate communication through images, DailyBooth fosters connections among users, enhancing social engagement.

Fluther is an independent online platform that offers a free question-and-answer service, enabling users to seek fast answers from knowledgeable individuals. It allows users to ask questions on any topic, utilizing a sophisticated matching algorithm that directs inquiries to users based on their expertise and activity on the site. Fluther distinguishes itself through real-time interaction, resembling a chat room experience for each question, which fosters immediate engagement. The platform emphasizes community quality, supported by volunteer moderators who uphold guidelines to ensure meaningful discourse without external incentives for participation. Additionally, users can curate their own network by following others, allowing for tailored content delivery. The website is designed with a distinctive, quirky aesthetic and includes a mobile-friendly version for easy access to answers on the go.

Topsy Labs is a social analytics company that specializes in real-time analysis of public conversations on social media. It operates the world's only comprehensive index of the public social web, allowing organizations to access instant insights into various business questions. Topsy's services are utilized by major marketing, news, entertainment, and financial entities to track breaking news, assess customer satisfaction, evaluate TV programming responses, and gauge political sentiment. Many leading brands rely on Topsy as their social dashboard to monitor trending topics and predict future events. The company is headquartered in San Francisco and is supported by notable investors.

Telaria, Inc., established in 2005 and headquartered in New York, specializes in providing a software platform for publishers worldwide to manage and maximize revenue from video advertising. Its platform offers real-time analytics, data-driven decisioning tools, and a monetization solution to optimize yield across digital video inventory. Telaria enables publishers to control their video advertising business through a single platform, supporting connected TV, mobile, and over-the-top content. The company generates revenue on a transactional basis, charging publishers each time an advertising impression is monetized on its platform. As of September 2017, the company operates as a subsidiary of The Rubicon Project, Inc., following its rebrand from Tremor Video, Inc.