Founders Fund

Founders Fund is a San Francisco-based venture capital firm that backs science and technology companies across multiple stages, from seed to late-stage. It pursues transformative technologies and follows a founder-friendly investment approach that provides substantial support with minimal interference. The firm invests in ventures solving difficult problems across sectors such as aerospace and transportation, artificial intelligence, advanced computing, energy, healthcare, biotechnology, cybersecurity, fintech, consumer internet, software, robotics, and related technology fields. It has backed notable companies early, including SpaceX, Palantir, and Facebook, reflecting a history of partnering with ambitious founders to scale breakthrough technologies.

Lauren Gross

Partner and COO

Bridget Harris

Associate

Joey Krug

Partner

Jeffrey Lonsdale

Managing Director, Asia

John Luttig

Partner

Past deals in Telecommunications

Northwood Space

Series A in 2025
Northwood Space is a hardware solution that dramatically increases the number of orbits and frequency bands available for satellite communications from the ground.

Northwood Space

Seed Round in 2024
Northwood Space is a hardware solution that dramatically increases the number of orbits and frequency bands available for satellite communications from the ground.

Carbyne

Series C in 2022
Carbyne provides a cloud-native, mission-critical contact center solution and real-time emergency communication platform for public safety and enterprise use. The company operates as a rich-data provider for mission-critical centers, collecting hundreds of millions of data points annually in a unified platform and enabling secure, direct connections between callers, connected devices, and emergency centers without requiring a consumer app. Its platform supports encrypted video, voice, images, chat, and precise device-based location, helping emergency call takers analyze calls in real time, improve call-center efficiency, lower dispatch times, and deliver faster, more accurate responses to incidents across governments, enterprises, and individuals.

Ayar Labs

Series B in 2020
Ayar Labs develops and manufactures high-density electronic-photonic chiplets and lasers, specializing in optical interconnect solutions. Its flagship product, TeraPHY, offers a monolithic in-package optical I/O solution for applications requiring high bandwidth, low latency, and power efficiency. The company's products serve various industries such as artificial intelligence, cloud computing, telecommunications, aerospace, and military.

Carbyne

Series B in 2019
Carbyne provides a cloud-native, mission-critical contact center solution and real-time emergency communication platform for public safety and enterprise use. The company operates as a rich-data provider for mission-critical centers, collecting hundreds of millions of data points annually in a unified platform and enabling secure, direct connections between callers, connected devices, and emergency centers without requiring a consumer app. Its platform supports encrypted video, voice, images, chat, and precise device-based location, helping emergency call takers analyze calls in real time, improve call-center efficiency, lower dispatch times, and deliver faster, more accurate responses to incidents across governments, enterprises, and individuals.

goTenna

Series C in 2019
goTenna, Inc. is a company based in Brooklyn, New York, that specializes in off-grid communication solutions. Founded in 2013, it develops innovative devices that allow users to send messages and share GPS locations using their smartphones, even in the absence of central connectivity. The company's flagship product incorporates a cognitive digital radio and an app that generates its own signal, enabling communication through a mesh networking protocol known as Aspen Grove™. This technology facilitates decentralized and programmable mobile infrastructure, making it useful for a variety of applications across public sector, enterprise, and Internet of Things markets. goTenna's mission is rooted in the need for resilient communication systems, a vision that emerged following the disruptions caused by Hurricane Sandy in 2012. The company's devices are characterized by their low power consumption, long-range capabilities, and use of low bandwidth radio frequencies, allowing users to communicate without relying on traditional internet or cellular networks.

Circles.Life

Venture Round in 2019
Circles.Life is a Singapore-based digital telecommunications company offering post-paid mobile and internet data services through subscription-based data plans. It provides a mobile app to monitor usage, manage costs, browse and purchase plans, and switch between plans, with a focus on flexible, no-contract offerings and a strong customer experience.

Hims & Hers

Series C in 2019
Hims & Hers is a telehealth platform connecting consumers with licensed medical professionals for accessible, convenient healthcare. Initially focused on telemedicine services like erectile dysfunction and hair loss treatments, the company expanded to cover mental health, dermatology, primary care, and more.

Ayar Labs

Series A in 2018
Ayar Labs develops and manufactures high-density electronic-photonic chiplets and lasers, specializing in optical interconnect solutions. Its flagship product, TeraPHY, offers a monolithic in-package optical I/O solution for applications requiring high bandwidth, low latency, and power efficiency. The company's products serve various industries such as artificial intelligence, cloud computing, telecommunications, aerospace, and military.

Carbyne

Series B in 2018
Carbyne provides a cloud-native, mission-critical contact center solution and real-time emergency communication platform for public safety and enterprise use. The company operates as a rich-data provider for mission-critical centers, collecting hundreds of millions of data points annually in a unified platform and enabling secure, direct connections between callers, connected devices, and emergency centers without requiring a consumer app. Its platform supports encrypted video, voice, images, chat, and precise device-based location, helping emergency call takers analyze calls in real time, improve call-center efficiency, lower dispatch times, and deliver faster, more accurate responses to incidents across governments, enterprises, and individuals.

Hims & Hers

Series B in 2018
Hims & Hers is a telehealth platform connecting consumers with licensed medical professionals for accessible, convenient healthcare. Initially focused on telemedicine services like erectile dysfunction and hair loss treatments, the company expanded to cover mental health, dermatology, primary care, and more.

goTenna

Series B in 2017
goTenna, Inc. is a company based in Brooklyn, New York, that specializes in off-grid communication solutions. Founded in 2013, it develops innovative devices that allow users to send messages and share GPS locations using their smartphones, even in the absence of central connectivity. The company's flagship product incorporates a cognitive digital radio and an app that generates its own signal, enabling communication through a mesh networking protocol known as Aspen Grove™. This technology facilitates decentralized and programmable mobile infrastructure, making it useful for a variety of applications across public sector, enterprise, and Internet of Things markets. goTenna's mission is rooted in the need for resilient communication systems, a vision that emerged following the disruptions caused by Hurricane Sandy in 2012. The company's devices are characterized by their low power consumption, long-range capabilities, and use of low bandwidth radio frequencies, allowing users to communicate without relying on traditional internet or cellular networks.

Ayar Labs

Seed Round in 2016
Ayar Labs develops and manufactures high-density electronic-photonic chiplets and lasers, specializing in optical interconnect solutions. Its flagship product, TeraPHY, offers a monolithic in-package optical I/O solution for applications requiring high bandwidth, low latency, and power efficiency. The company's products serve various industries such as artificial intelligence, cloud computing, telecommunications, aerospace, and military.

Ringadoc

Venture Round in 2013
Ringadoc operates as a healthcare technology company specializing in virtual communication software for medical professionals. Its platform facilitates secure, cross-platform conversations between doctors, patients, office staff, and other providers, enhancing patient-doctor interaction while streamlining workflows for healthcare practitioners. Led by Founder and CEO Jordan Michaels, Ringadoc aims to improve doctor-patient relationships and simplify healthcare communication processes.

Ooma

Venture Round in 2012
Ooma develops smart cloud-based software-as-a-service (SaaS) platforms for businesses and consumers worldwide. Its offerings include advanced voice and collaboration features, residential phone service with PureVoice HD quality, and a comprehensive home security solution.

Twilio

Series A in 2009
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.

Ooma

Series C in 2008
Ooma develops smart cloud-based software-as-a-service (SaaS) platforms for businesses and consumers worldwide. Its offerings include advanced voice and collaboration features, residential phone service with PureVoice HD quality, and a comprehensive home security solution.

Ooma

Series B in 2006
Ooma develops smart cloud-based software-as-a-service (SaaS) platforms for businesses and consumers worldwide. Its offerings include advanced voice and collaboration features, residential phone service with PureVoice HD quality, and a comprehensive home security solution.
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