Harpoon VC

Harpoon is an early-stage venture capital firm established in 2018 and located in San Diego, California. The firm specializes in investing in early-stage companies across various sectors, including artificial intelligence, machine learning, autonomy, enterprise technology, fintech, security, space, and synthetic biology. As a Registered Investment Adviser, Harpoon focuses on identifying and supporting innovative startups that are poised for growth in these dynamic industries.

William Allen

Co-Founder

Austin Hays

Partner

Jensen, Larsen

Founder and General Partner

40 past transactions

n8n

Series B in 2025
n8n GmbH, founded in 2019 and based in Berlin, Germany, specializes in developing an open-source workflow automation tool that allows users to connect various applications and automate business processes. Its platform features a visual, node-based interface that enables users to create custom workflows without requiring extensive coding skills. n8n's solution facilitates the automation of daily tasks, data synchronization, and integration of AI capabilities, making it accessible for businesses to streamline their operations. The tool also offers features for notification management, security access, and data storage, allowing clients to manage and synchronize information across different applications and databases efficiently.

Semgrep

Series D in 2025
Semgrep is a static code analysis tool that focuses on improving software security and reliability. The platform empowers developers to write secure code by automatically examining and evaluating code across the software ecosystem. It identifies vulnerabilities, questionable practices, and exemplary coding patterns from both leading technology companies and open-source projects. This functionality allows developers, security teams, and researchers to assess the safety of open-source initiatives and enhance their understanding of secure coding practices. Semgrep aims to streamline the security process in software development, ensuring that it supports rather than hinders rapid development efforts.

General Galactic

Seed Round in 2024
General Galactic revolutionize the energy supply chain by producing synthetic hydrocarbons from air and waste CO2 using renewable electricity, making clean fuel affordable and accessible. General Galactic is developing technology to enable democratization of access to critical fuels at the site of need through modular hardware.

Firestorm

Series A in 2024
Firestorm is focused on developing modular open-source architecture tailored to meet the needs of the Department of Defense, emphasizing affordability and mass production. The company specializes in the manufacturing of loitering munitions and mission-adaptable systems designed to enhance aerial weaponry. Its products offer significant modularity and precision in payload delivery, equipping paratroopers with advanced aircraft suitable for modern combat scenarios. By prioritizing low-cost solutions, Firestorm aims to contribute to the evolving demands of the hyper-enabled battlefield.

Aalo Atomics

Series A in 2024
Aalo Atomics is a clean energy company focused on the development and commercialization of small nuclear fission reactors. These compact reactors, designed for factory manufacturing, are capable of generating clean energy suitable for various applications, ranging from powering data centers to supplying energy for large cities. Aalo Atomics aims to make energy production more affordable while ensuring safety and sustainability. By harnessing nuclear energy, the company seeks to empower individuals and communities to reduce their power consumption and contribute to a cleaner energy future.

Lumos

Series B in 2024
Lumos is an IT company specializing in secure management processes, focusing on software-as-a-service (SaaS) and access management. The company develops an employee identity application that automates user lifecycle management, enhancing organizational security, productivity, and collaboration. By uniting various applications and identities into a single platform, Lumos enables clients to manage their systems efficiently with streamlined workflows and spend management solutions. This approach simplifies record-keeping and improves overall operational effectiveness for businesses.

Tarsal

Seed Round in 2024
Tarsal is a developer of a data pipeline platform focused on the movement of security data. The platform allows clients to ingest and normalize data from various sources, applying standardized fields such as IP addresses and domains to all log records. Tarsal's solution includes features for filtering, enriching, and routing data, ensuring centralized log data can be reliably loaded into desired destinations. This platform is designed to provide a fully managed and user-friendly experience, specifically tailored for security teams to enhance their data management capabilities.

deepset

Series B in 2023
Deepset is a company specializing in natural language processing (NLP) solutions, focusing on leveraging the latest advancements in machine learning to create real-world applications. It is known for developing the Haystack open-source framework, which facilitates the deployment of NLP tasks, and for offering deepset Cloud, a platform designed for enterprise AI teams. Since its inception in 2018, deepset has supported numerous AI teams globally by providing reliable, open-source technology and tailored solutions. The company's software emphasizes the use of transfer learning to enhance model performance while minimizing the amount of training data required, thereby enabling users to unlock value from diverse text sources effectively.

Oso

Series A in 2023
Oso is authorization as a service

Graphiant

Series B in 2023
Graphiant Inc. is a technology company based in Silicon Valley, founded in 2020 and headquartered in Fremont, California. It specializes in developing software-defined wide area network (SD-WAN) solutions aimed at transforming enterprise networking. The company offers the Graphiant Network Edge, a software-as-a-service platform that facilitates seamless connectivity across enterprise WANs, hybrid clouds, network edges, and various clients and partners. Graphiant's technology combines the performance of traditional multiprotocol label switching with the agility of modern internet solutions, enabling network architects to design and implement enterprise-grade networks that keep pace with business demands.

Vantage

Series A in 2023
Vantage is a service that helps businesses manage and optimize their cloud infrastructure costs. Vantage's mission is to build a suite of tools that make it easy for engineering, leadership, and finance to analyze, collaborate on and optimize their cloud infrastructure costs. The platform currently supports AWS, Azure, Google Cloud, Databricks, Snowflake, New Relic, Datadog, Fastly, MongoDB, and Kubernetes.

n8n

Convertible Note in 2022
n8n GmbH, founded in 2019 and based in Berlin, Germany, specializes in developing an open-source workflow automation tool that allows users to connect various applications and automate business processes. Its platform features a visual, node-based interface that enables users to create custom workflows without requiring extensive coding skills. n8n's solution facilitates the automation of daily tasks, data synchronization, and integration of AI capabilities, making it accessible for businesses to streamline their operations. The tool also offers features for notification management, security access, and data storage, allowing clients to manage and synchronize information across different applications and databases efficiently.

WireScreen

Series A in 2022
WireScreen is a prominent business intelligence platform based in China, specializing in providing detailed and accurate data on millions of companies and their leadership. The platform offers insights into global supply chain trends, focusing particularly on China's economic ascent and its impact on international business and trade. By supplying corporations and government agencies with reliable, actionable information, WireScreen enables its clients to make informed decisions and effectively navigate the complexities of the evolving business landscape. Additionally, it highlights key factors influencing finance, labor, and environmental considerations, helping clients identify potential investment opportunities.

deepset

Series A in 2022
Deepset is a company specializing in natural language processing (NLP) solutions, focusing on leveraging the latest advancements in machine learning to create real-world applications. It is known for developing the Haystack open-source framework, which facilitates the deployment of NLP tasks, and for offering deepset Cloud, a platform designed for enterprise AI teams. Since its inception in 2018, deepset has supported numerous AI teams globally by providing reliable, open-source technology and tailored solutions. The company's software emphasizes the use of transfer learning to enhance model performance while minimizing the amount of training data required, thereby enabling users to unlock value from diverse text sources effectively.

Truera

Series B in 2022
Truera, Inc. is a company based in Redwood City, California, that specializes in a model intelligence platform designed to enhance the effectiveness of machine learning investments. Founded in 2014, Truera helps businesses across various industries, including banking, insurance, technology, and publishing, to better understand machine learning predictions and build trust in their models. The platform provides solutions for testing, analyzing, and monitoring machine learning, addressing issues such as black-box problems and improving model quality. Truera's software has become a vital component of the machine learning workflow, aiding in the development, governance, and operationalization of models while delivering significant value to leading enterprises.

Decodable

Series A in 2022
Decodable is a data integration and engineering platform focused on serverless streaming data, founded in 2021 and based in San Francisco, California. The company provides software that enables applications and data engineers to construct complex data pipelines efficiently. Its platform facilitates quick connections to various messaging, storage, and database systems, allowing users to collect, process, and deliver data effectively to both offline and online systems.

Robust Intelligence

Series B in 2021
Robust Intelligence, Inc. is a San Francisco-based company founded in 2019 that focuses on enhancing the security and reliability of artificial intelligence systems. The company provides an automated platform designed to safeguard enterprises from AI security vulnerabilities by detecting and mitigating model threats. Its comprehensive solution includes proprietary red teaming, threat intelligence, and guardrails to ensure secure AI deployment in production. Robust Intelligence's platform features two key components: automated tests for pre-production models and quality assurance tests for in-production models. This dual approach enables clients to identify and eliminate contaminated data, thereby improving model performance in complex production environments.

CyCognito

Series C in 2021
CyCognito, founded in 2017 and based in Palo Alto, California, specializes in cyber security services with a focus on external cyber risk management. The company offers a cloud-based platform that conducts automated and continuous analysis of an organization's IT ecosystem, simulating the perspective of potential attackers. This approach enables organizations to identify vulnerabilities and prioritize remediation efforts effectively. By leveraging advanced machine learning and natural language processing, CyCognito provides organizations with insights into their security weaknesses, helping them understand their true risks and allocate resources efficiently. The platform aims to bridge cyber risk remediation across departments, enhancing overall security posture and reducing the likelihood of data breaches.

Netography

Series A in 2021
Netography, Inc., founded in 2018 and based in San Francisco, California, specializes in cloud-based network security solutions for organizations. Its flagship product, Netography FusionĀ®, is a cloud-native Network Defense Platform designed to enhance security across hybrid, multi-cloud, and on-premises networks from a single interface. The platform enables organizations to monitor network traffic, detect anomalies and potential compromises, and respond to threats effectively without the need for additional sensors or agents. By leveraging existing network device data and advanced algorithms, Netography empowers clients to identify early indicators of attacks, thereby helping them prevent network breaches and maintain robust security. The company is supported by prominent venture capital firms, reflecting its innovative approach to modern network defense.

Cyabra

Series A in 2021
Cyabra is a developer of a social threat intelligence platform that addresses the growing challenge of disinformation in the digital landscape. By utilizing advanced artificial intelligence, Cyabra helps companies and governments identify and mitigate threats posed by fake profiles, harmful narratives, and generative AI content. The platform provides valuable insights into social media attacks, allowing clients to uncover malicious actors and bot networks while offering proactive alerts to safeguard brand reputation and public identity. Through its solutions, Cyabra enables organizations to comprehend evolving narratives, detect disinformation campaigns, and maintain trust in the online environment.

Encord

Series A in 2021
Encord offers a unified data development platform specifically designed for vision and multimodal artificial intelligence applications. The company provides tools and infrastructure that enable clients to accelerate the deployment of their AI models through a data-centric approach to model testing and evaluation. Encord's platform includes human-centric workflow and annotation tools for labeling and reinforcement learning from human feedback, alongside data curation and management software. Additionally, its active learning capabilities automate the manual annotation process for computer vision, allowing data scientists and researchers to collaboratively annotate data, manage active learning pipelines, and address dataset errors and model biases efficiently. This comprehensive suite of features aims to streamline the data preparation process, significantly reducing the time spent on manual labeling tasks.

LeapYear

Venture Round in 2021
LeapYear specializes in developing technology that allows enterprises to harness the value of sensitive data while ensuring its security. The company's platform employs differential privacy, a proven mathematical standard, to facilitate the use of data for machine learning without risking exposure or exploitation. By integrating advanced techniques in machine learning and cryptography, LeapYear enables organizations to analyze and monetize previously restricted data sources. It has established partnerships with major companies across various sectors, including financial services, healthcare, technology, and insurance, to support the secure combination and analysis of siloed information.

Robocorp

Series A in 2021
Robocorp is a cloud platform specializing in robotic process automation (RPA) and offers open-source RPA tools. It provides a Python-based stack designed to simplify automation, enabling developers to automate a wide range of tasks using numerous built-in keywords and libraries. Robocorp's approach emphasizes performance, scalability, and security, allowing automation solutions to run on any platform and machine. The platform supports horizontal scaling to ensure that mission-critical processes are executed efficiently, making it easier for organizations to integrate RPA into their operations without the limitations often associated with traditional offerings.

Merlin Labs

Series B in 2021
Merlin Labs is an innovative company focused on creating autonomous flight technology for advanced air travel, primarily utilizing fixed-wing aircraft. Founded in 2018 and headquartered in Boston, Massachusetts, the company develops a sophisticated aircraft autonomy system that employs artificial intelligence and machine learning, akin to the technology used in driverless cars. This system aims to facilitate the pilotless transportation of goods and eventually people, establishing a new infrastructure for aerial mobility.

Toucan

Seed Round in 2021
Toucan is a company based in Santa Monica, California, founded in 2019. It specializes in a Google Chrome extension designed to facilitate language learning and communication. The extension allows users to translate words and phrases into various languages while browsing the web, enhancing vocabulary acquisition in a natural context without the need for traditional methods such as flashcards or formal classes. By employing experts in habit formation, learning, and human behavior, Toucan aims to create an effective and engaging language learning experience for its users.

n8n

Series A in 2021
n8n GmbH, founded in 2019 and based in Berlin, Germany, specializes in developing an open-source workflow automation tool that allows users to connect various applications and automate business processes. Its platform features a visual, node-based interface that enables users to create custom workflows without requiring extensive coding skills. n8n's solution facilitates the automation of daily tasks, data synchronization, and integration of AI capabilities, making it accessible for businesses to streamline their operations. The tool also offers features for notification management, security access, and data storage, allowing clients to manage and synchronize information across different applications and databases efficiently.

Semgrep

Series A in 2020
Semgrep is a static code analysis tool that focuses on improving software security and reliability. The platform empowers developers to write secure code by automatically examining and evaluating code across the software ecosystem. It identifies vulnerabilities, questionable practices, and exemplary coding patterns from both leading technology companies and open-source projects. This functionality allows developers, security teams, and researchers to assess the safety of open-source initiatives and enhance their understanding of secure coding practices. Semgrep aims to streamline the security process in software development, ensuring that it supports rather than hinders rapid development efforts.

Truera

Series A in 2020
Truera, Inc. is a company based in Redwood City, California, that specializes in a model intelligence platform designed to enhance the effectiveness of machine learning investments. Founded in 2014, Truera helps businesses across various industries, including banking, insurance, technology, and publishing, to better understand machine learning predictions and build trust in their models. The platform provides solutions for testing, analyzing, and monitoring machine learning, addressing issues such as black-box problems and improving model quality. Truera's software has become a vital component of the machine learning workflow, aiding in the development, governance, and operationalization of models while delivering significant value to leading enterprises.

Infiot

Series A in 2020
Infiot Inc. is an information technology company that specializes in a cloud-delivered architecture platform tailored for the Internet of Things (IoT) industry. Founded in 2018 and headquartered in San Jose, California, with an additional office in Chennai, India, Infiot's platform supports data collection, delivery, and storage essential for various commercial IoT services. It serves a diverse range of sectors, including education, healthcare, manufacturing, retail, and financial services, by connecting remote users, fixed and mobile sites, and IoT devices over LTE and 5G networks. The company's solutions focus on enhancing security, optimizing performance, and ensuring compliance for its clients.

Golden

Series A in 2020
Golden is a developer of a self-constructing knowledge platform designed to aggregate information from various public and private sources, creating a comprehensive repository. The platform offers structured representations of entities and topics, facilitating easy access to detailed information through a powerful search capability. By utilizing natural language processing, it interprets user queries, enabling researchers and academics to find relevant information efficiently. Additionally, Golden enhances collaboration and operational efficiency by providing semi-automatic research assistance that identifies knowledge gaps, allowing users to stay informed about the latest trends in their respective industries. Through the integration of human effort and machine intelligence, Golden simplifies the process of gathering and communicating knowledge.

Volansi

Series B in 2020
Volansi, Inc. is a logistics and transportation company that specializes in the manufacture of heavy-payload drones for various sectors, including commercial, defense, and humanitarian applications. Founded in 2015 and headquartered in Concord, California, Volansi designs and operates unmanned aerial vehicles to facilitate time-critical deliveries over long distances. The company targets industries such as construction, oil and gas, mining, and healthcare, providing on-demand and point-to-point shipment solutions. Its drones are engineered to deliver goods along fixed routes, addressing specific challenges related to time and cost, thereby enabling enterprises to optimize their logistics and improve operational efficiency.

Robocorp

Seed Round in 2020
Robocorp is a cloud platform specializing in robotic process automation (RPA) and offers open-source RPA tools. It provides a Python-based stack designed to simplify automation, enabling developers to automate a wide range of tasks using numerous built-in keywords and libraries. Robocorp's approach emphasizes performance, scalability, and security, allowing automation solutions to run on any platform and machine. The platform supports horizontal scaling to ensure that mission-critical processes are executed efficiently, making it easier for organizations to integrate RPA into their operations without the limitations often associated with traditional offerings.

Confluera

Series B in 2020
Confluera, Inc. is a cybersecurity company based in Palo Alto, California, established in 2018. It specializes in developing an autonomous detection and response platform designed to identify and neutralize sophisticated security attacks within corporate infrastructures. The platform utilizes a Continuous Attack Graph to provide infrastructure-wide cyber kill chain tracking, allowing for real-time detection and remediation of cyber threats. By connecting malicious activities across the attack lifecycle, Confluera eliminates the need for manual triage and reduces false positives, thereby providing a complete context for security incidents. This technology enables organizations to simplify their security operations and allows human security personnel to concentrate on more critical tasks, rather than spending excessive time addressing numerous alerts.

Genesis Therapeutic

Venture Round in 2020
Genesis Therapeutics Inc. is a biotechnology company based in South San Francisco, California, that focuses on developing small molecule drug candidates aimed at treating patients with severe and debilitating disorders. Established in 2019, the company harnesses a proprietary artificial intelligence platform that employs advanced deep neural networks and biophysical simulation techniques to enhance drug discovery and molecular design. By combining these innovative technologies with a scalable computing infrastructure, Genesis Therapeutics aims to improve the efficiency and accuracy of molecular research. This approach not only facilitates the generation and analysis of novel drug candidates but also holds the potential to significantly advance clinical outcomes in the medical community.

Astranis

Series B in 2020
Astranis is a satellite technology developer focused on providing high-speed internet access to underserved regions. The company aims to address the digital divide by launching satellites that can transmit data to specific terrestrial locations, facilitating internet connectivity for the estimated 4 billion people worldwide who currently lack access. By offering reliable internet services at significantly lower costs than traditional methods, Astranis enables governments and businesses to connect communities and expand internet access globally.

Robust Intelligence

Series A in 2020
Robust Intelligence, Inc. is a San Francisco-based company founded in 2019 that focuses on enhancing the security and reliability of artificial intelligence systems. The company provides an automated platform designed to safeguard enterprises from AI security vulnerabilities by detecting and mitigating model threats. Its comprehensive solution includes proprietary red teaming, threat intelligence, and guardrails to ensure secure AI deployment in production. Robust Intelligence's platform features two key components: automated tests for pre-production models and quality assurance tests for in-production models. This dual approach enables clients to identify and eliminate contaminated data, thereby improving model performance in complex production environments.

Confluera

Series A in 2019
Confluera, Inc. is a cybersecurity company based in Palo Alto, California, established in 2018. It specializes in developing an autonomous detection and response platform designed to identify and neutralize sophisticated security attacks within corporate infrastructures. The platform utilizes a Continuous Attack Graph to provide infrastructure-wide cyber kill chain tracking, allowing for real-time detection and remediation of cyber threats. By connecting malicious activities across the attack lifecycle, Confluera eliminates the need for manual triage and reduces false positives, thereby providing a complete context for security incidents. This technology enables organizations to simplify their security operations and allows human security personnel to concentrate on more critical tasks, rather than spending excessive time addressing numerous alerts.

Shift

Venture Round in 2019
Shift provides career development services for military members. They also provide software investors and the Department of Defense with military assessment technology. Their economy delivers industry programs for duty and a marketplace for military veterans.

Aril

Seed Round in 2019
Aril specializes in providing embedded processor solutions. it offers Optimized RISC-V Processor technology for performance, power, area, security, and safety in embedded computing SOCs and domain-specific architectures.

Robust Intelligence

Seed Round in 2019
Robust Intelligence, Inc. is a San Francisco-based company founded in 2019 that focuses on enhancing the security and reliability of artificial intelligence systems. The company provides an automated platform designed to safeguard enterprises from AI security vulnerabilities by detecting and mitigating model threats. Its comprehensive solution includes proprietary red teaming, threat intelligence, and guardrails to ensure secure AI deployment in production. Robust Intelligence's platform features two key components: automated tests for pre-production models and quality assurance tests for in-production models. This dual approach enables clients to identify and eliminate contaminated data, thereby improving model performance in complex production environments.
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