# Doctronic funding: rounds and investors > Doctronic has raised $65M across 3 rounds since 2025. Investors include Union Square Ventures, Lightspeed Venture Partners and MANTIS Venture Capital. Source: https://millionrounds.com/company/doctronic (Millionrounds; every figure on the page links to its filing or article) United States · [Series B startup](https://millionrounds.com/companies) # Who invested in *Doctronic* 3 rounds we have observed, with the 10 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 Healthcare Healthtech Raised 8 months ago Follow Doctronic and see its new rounds in your feed. [Start following](https://millionrounds.com/login?join=1&why=follow&next=%2Fcompany%2Fdoctronic) Funding summary Updated 5 Nov 2026 **$65M** raised across 3 rounds since 2025, from 4 sources **$5.0M** Seed **$20M** Series A **$40M** Series B - **Latest round:** Series B, $40M Mar 2026 - **Step-up i:** 2× - **Investors:** 10 (1 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. 2026 **$5.0M** Seed **$20M** Series A **$40M** Series B - **First round:** Seed, $5.0M - **Biggest round:** $40M - **Usual gap between rounds:** 7 months ## The rounds - **Mar 2026** Series B **$40M** *1 new* *4 returning* [Lightspeed Venture Partners](https://millionrounds.com/fund/lightspeed-venture-partners) [Union Square Ventures](https://millionrounds.com/fund/union-square-ventures) [Abstract Ventures](https://millionrounds.com/fund/abstract) [MANTIS Venture Capital](https://millionrounds.com/fund/mantis-venture-capital) [Tusk Ventures](https://millionrounds.com/fund/tusk-venture-partners) Source recorded - **Oct 2025** Series A **$20M** *8 new* *1 returning* [Lightspeed Venture Partners](https://millionrounds.com/fund/lightspeed-venture-partners) Lead [Benchmark](https://millionrounds.com/fund/benchmark) [Union Square Ventures](https://millionrounds.com/fund/union-square-ventures) [MANTIS Venture Capital](https://millionrounds.com/fund/mantis-venture-capital) [Tusk Ventures](https://millionrounds.com/fund/tusk-venture-partners) [Fei-Fei Li](https://millionrounds.com/fund/fei-fei-li) [Seven Stars](https://millionrounds.com/fund/seven-stars) [DVC](https://millionrounds.com/fund/dvc) [Jay Desai](https://millionrounds.com/fund/jay-desai) Reported by AlleyWatch and 1 other - **Apr 2025** Seed **$5.0M** *1 new* [Union Square Ventures](https://millionrounds.com/fund/union-square-ventures) Source recorded ## 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** 2025 **Series A** 2025 **Series B** 2026 [Union Square Ventures](https://millionrounds.com/fund/union-square-ventures) [Lightspeed Venture Partners](https://millionrounds.com/fund/lightspeed-venture-partners) L [MANTIS Venture Capital](https://millionrounds.com/fund/mantis-venture-capital) [Tusk Ventures](https://millionrounds.com/fund/tusk-venture-partners) [Benchmark](https://millionrounds.com/fund/benchmark) [Abstract Ventures](https://millionrounds.com/fund/abstract) [Fei-Fei Li](https://millionrounds.com/fund/fei-fei-li) [Seven Stars](https://millionrounds.com/fund/seven-stars) [DVC](https://millionrounds.com/fund/dvc) [Jay Desai](https://millionrounds.com/fund/jay-desai) ## Everyone who backed them [Union Square Ventures](https://millionrounds.com/fund/union-square-ventures) VC firm **3** rounds [Lightspeed Venture Partners](https://millionrounds.com/fund/lightspeed-venture-partners) VC firm **2** rounds, led 1 [MANTIS Venture Capital](https://millionrounds.com/fund/mantis-venture-capital) VC firm **2** rounds [Tusk Ventures](https://millionrounds.com/fund/tusk-venture-partners) VC firm **2** rounds [Benchmark](https://millionrounds.com/fund/benchmark) VC firm **1** round [Abstract Ventures](https://millionrounds.com/fund/abstract) VC firm **1** round [Fei-Fei Li](https://millionrounds.com/fund/fei-fei-li) VC firm **1** round [Seven Stars](https://millionrounds.com/fund/seven-stars) VC firm **1** round [DVC](https://millionrounds.com/fund/dvc) Angel network **1** round [Jay Desai](https://millionrounds.com/fund/jay-desai) Angel **1** round Missing a round, or an investor who was in one? [Tell us](https://millionrounds.com/corrections?slug=doctronic). ## Also claim to have backed them This firm lists Doctronic as a portfolio company on their own website, but no report of a round names it. They are the firms' own claims, kept apart from the rounds above. [DVC](https://millionrounds.com/fund/dvc-2) VC firm Per its own site ## Quick answers about Doctronic ### Who invested in Doctronic? Doctronic's investors include Union Square Ventures, Lightspeed Venture Partners, MANTIS Venture Capital, Tusk Ventures and Benchmark, and 5 more on record. ### How much has Doctronic raised? Doctronic has raised $65M across 3 rounds since 2025. ### When did Doctronic last raise? Doctronic's most recent round was a Series B of $40M in Mar 2026. ### What was Doctronic's biggest round? Its most recent round, $40M in Mar 2026, is also its largest on record. ### Who backed Doctronic first? Doctronic's first round on record, in Apr 2025, was backed by Union Square Ventures. ### What stage is Doctronic at? Doctronic's latest named round is a Series B, in Mar 2026. ### Where is Doctronic based? Doctronic is based in the United States. ### Who led Doctronic's rounds? Lightspeed Venture Partners led the Series A in 2025. ## Companies like Doctronic In the same sector, and raised in the last eighteen months. 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