# Rad AI funding: rounds and investors > Rad AI has raised $122M across 4 rounds since 2019. Investors include Khosla Ventures, Gradient and Precursor Ventures. Every round with its source. Source: https://millionrounds.com/company/rad-ai (Millionrounds; every figure on the page links to its filing or article) United States · [Series C startup](https://millionrounds.com/companies) # Who invested in *Rad AI* 4 rounds we have observed, with the 16 investors named in them. Every figure came from a named source, and where the company reported a raise to the SEC itself, that is shown beside it. AI Biotech Healthcare Funding summary Updated 26 Oct 2026 **$122M** raised across 4 rounds since 2019, from 4 sources **$4.0M** Seed **$50M** Series B **$60M** Series C **$8.0M** Series C - **Latest round:** Series C, $8.0M May 2025 - **Biggest round:** $60M Series C · Jan 2025 - **Investors:** 16 (3 led) See who backed them ## The funding story Each circle is a round, placed by date and sized by amount. The line above is the running total. 2020 2021 2022 2023 2024 2025 **$4.0M** Seed **$50M** Series B **$60M** Series C **$8.0M** Series C - **First round:** Seed, $4.0M - **Biggest round:** $60M - **Usual gap between rounds:** 9 months ## The rounds - **May 2025** Series C **$8.0M** *2 new* *3 returning* [Khosla Ventures](https://millionrounds.com/fund/khosla-ventures) [Precursor Ventures](https://millionrounds.com/fund/precursor-ventures) [Kickstart](https://millionrounds.com/fund/kickstart) [Artis Ventures (AV)](https://millionrounds.com/fund/artis-ventures-av) [Fifty Years](https://millionrounds.com/fund/fifty-years-industries-llc) Source recorded SEC filing: $73M sold, first sale Jan 2025 - **Jan 2025** Series C **$60M** *2 new* *5 returning* [Transformation Capital](https://millionrounds.com/fund/transformation-capital) Lead [Khosla Ventures](https://millionrounds.com/fund/khosla-ventures) [World Innovation Lab Wil](https://millionrounds.com/fund/wil-world-innovation-lab) [Kickstart Seed Fund](https://millionrounds.com/fund/kickstart-seed-fund) [OCV](https://millionrounds.com/fund/ocv) [UP2398](https://millionrounds.com/fund/up2398) [Cone Health](https://millionrounds.com/fund/cone-health) Reported by OCV SEC filing: $73M sold, first sale Jan 2025 - **May 2024** Series B **$50M** *5 new* *1 returning* [Khosla Ventures](https://millionrounds.com/fund/khosla-ventures) Lead [Gradient](https://millionrounds.com/fund/gradient-ventures) [Artis Ventures (AV)](https://millionrounds.com/fund/artis-ventures-av) [World Innovation Lab Wil](https://millionrounds.com/fund/wil-world-innovation-lab) [Kickstart Seed Fund](https://millionrounds.com/fund/kickstart-seed-fund) [OCV](https://millionrounds.com/fund/ocv) Reported by OCV - **Nov 2019** Seed **$4.0M** *7 new* [Gradient](https://millionrounds.com/fund/gradient-ventures) Lead [Precursor Ventures](https://millionrounds.com/fund/precursor-ventures) [GMO VenturePartners](https://millionrounds.com/fund/gmo-venture-partners) [Array Ventures](https://millionrounds.com/fund/array-ventures) [UP2398](https://millionrounds.com/fund/up2398) [Hike Ventures](https://millionrounds.com/fund/hike-ventures) Fifty Years VC Reported by FinSMEs ## Founders and team From Rad AI's own website: 1 founder, 4 on the team. **Doktor Gurson** Co-founder and CEO - **Barrett Dwyer** Chief Financial Officer - **David Leonard** Chief Operating Officer - **Kevin Field** Chief Revenue Officer - **Leonard Law** Chief Product Officer ## Who was in which round The busiest backers across the latest rounds. A filled square is a round they joined; a dark one, a round they led. **Seed** 2019 **Series B** 2024 **Series C** 2025 **Series C** 2025 [Khosla Ventures](https://millionrounds.com/fund/khosla-ventures) L [Gradient](https://millionrounds.com/fund/gradient-ventures) L [Precursor Ventures](https://millionrounds.com/fund/precursor-ventures) [Artis Ventures (AV)](https://millionrounds.com/fund/artis-ventures-av) [World Innovation Lab Wil](https://millionrounds.com/fund/wil-world-innovation-lab) [Kickstart Seed Fund](https://millionrounds.com/fund/kickstart-seed-fund) [OCV](https://millionrounds.com/fund/ocv) [UP2398](https://millionrounds.com/fund/up2398) [Transformation Capital](https://millionrounds.com/fund/transformation-capital) L [Kickstart](https://millionrounds.com/fund/kickstart) ## Everyone who backed them [Khosla Ventures](https://millionrounds.com/fund/khosla-ventures) VC firm **3** rounds, led 1 [Gradient](https://millionrounds.com/fund/gradient-ventures) VC firm **2** rounds, led 1 [Precursor Ventures](https://millionrounds.com/fund/precursor-ventures) VC firm **2** rounds [Artis Ventures (AV)](https://millionrounds.com/fund/artis-ventures-av) VC firm **2** rounds [World Innovation Lab Wil](https://millionrounds.com/fund/wil-world-innovation-lab) VC firm **2** rounds [Kickstart Seed Fund](https://millionrounds.com/fund/kickstart-seed-fund) VC firm **2** rounds [OCV](https://millionrounds.com/fund/ocv) VC firm **2** rounds [UP2398](https://millionrounds.com/fund/up2398) VC firm **2** rounds [Transformation Capital](https://millionrounds.com/fund/transformation-capital) VC firm **1** round, led 1 [Kickstart](https://millionrounds.com/fund/kickstart) VC firm **1** round [Fifty Years](https://millionrounds.com/fund/fifty-years-industries-llc) VC firm **1** round [GMO VenturePartners](https://millionrounds.com/fund/gmo-venture-partners) Corporate VC **1** round [Array Ventures](https://millionrounds.com/fund/array-ventures) VC firm **1** round [Hike Ventures](https://millionrounds.com/fund/hike-ventures) VC firm **1** round [Cone Health](https://millionrounds.com/fund/cone-health) Corporate VC **1** round Fifty Years VC no record of our own yet **1** round Missing a round, or an investor who was in one? [Tell us](https://millionrounds.com/corrections?slug=rad-ai). ## Also claim to have backed them These 6 firms list Rad AI as a portfolio company on their own websites, but no report of a round names them. They are the firms' own claims, kept apart from the rounds above. [City Light Capital](https://millionrounds.com/fund/city-light-capital) VC firm Per its own site [QuantumLight](https://millionrounds.com/fund/quantumlight) VC firm Per its own site [Crosscourt](https://millionrounds.com/fund/crosscourt) VC firm Per its own site [Canyon Oak Ventures](https://millionrounds.com/fund/canyon-oak-ventures) VC firm Per its own site [Cone Health Ventures](https://millionrounds.com/fund/cone-health-ventures) Corporate VC Per its own site [Creative Capital](https://millionrounds.com/fund/creative-capital) VC firm Per its own site ## Quick answers about Rad AI ### Who invested in Rad AI? Rad AI's investors include Khosla Ventures, Gradient, Precursor Ventures, Artis Ventures (AV) and World Innovation Lab Wil, and 11 more on record. ### How much has Rad AI raised? Rad AI has raised $122M across 4 rounds since 2019. ### When did Rad AI last raise? Rad AI's most recent round was a Series C of $8.0M in May 2025. ### What was Rad AI's biggest round? Rad AI's largest round on record is $60M (Series C), in Jan 2025, led by Transformation Capital. ### Who backed Rad AI first? Rad AI's first round on record, in Nov 2019, was backed by Gradient, Precursor Ventures and GMO VenturePartners and 4 others. ### What stage is Rad AI at? Rad AI's latest named round is a Series C, in May 2025. ### Where is Rad AI based? Rad AI is based in the United States. ### Who led Rad AI's rounds? Gradient led the Seed in 2019; Khosla Ventures led the Series B in 2024; Transformation Capital led the Series C in 2025. ## Companies like Rad AI In the same sector, and raised in the last eighteen months. [**SpaceX** $42B · Oct 2026](https://millionrounds.com/company/spacex)[**xPay** $1.5M · Oct 2026](https://millionrounds.com/company/xpay)[**Star Therapeutics** $325M · Oct 2026](https://millionrounds.com/company/star-therapeutics)[**FORT Robotics** $39M · Oct 2026](https://millionrounds.com/company/fort-robotics)[**Albert Invent** $20M · Oct 2026](https://millionrounds.com/company/albert-invent)[**Pika** $216M · Oct 2026](https://millionrounds.com/company/pika) ## Find investors like these Search every investor by what they have actually funded, then narrow to your stage and market. Free. Open the investor searchOr these rounds in the app