# Otto funding: rounds and investors > Otto has raised $51M across 4 rounds since 2022. Investors include Techstars, Madrona Venture Group and Pareto Holdings. Every round with its source. Source: https://millionrounds.com/company/otto (Millionrounds; every figure on the page links to its filing or article) United States · [Seed startup](https://millionrounds.com/companies) # Who invested in *Otto* 4 rounds we have observed, with the 6 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. Healthcare Funding summary Updated 26 Oct 2026 **$51M** raised across 4 rounds since 2022, from 4 sources **$1.6M** Seed **$43M** Series B **$787K** Seed **$6.0M** Seed - **Latest round:** Seed, $787K Aug 2024 - **Biggest round:** $43M Series B · Aug 2023 - **Investors:** 6 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. 2023 2024 **$1.6M** Seed **$43M** Series B **$787K** Seed **$6.0M** Seed - **First round:** Seed, $1.6M - **Biggest round:** $43M - **Usual gap between rounds:** 14 months ## The rounds - **Aug 2024** Seed **$787K** *1 new* [Techstars](https://millionrounds.com/fund/techstars) Source recorded - **Aug 2024** Seed **$6.0M** *1 new* [Madrona Venture Group](https://millionrounds.com/fund/madrona) Source recorded - **Aug 2023** Series B **$43M** *1 new* [Mercury Fund](https://millionrounds.com/fund/mercury-fund) Source recorded - **Jun 2022** Seed **$1.6M** *3 new* [Pareto Holdings](https://millionrounds.com/fund/pareto-holdings) [Edward Lando](https://millionrounds.com/fund/edward-lando) [On Deck](https://millionrounds.com/fund/on-deck) 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** 2022 **Series B** 2023 **Seed** 2024 **Seed** 2024 [Techstars](https://millionrounds.com/fund/techstars) [Madrona Venture Group](https://millionrounds.com/fund/madrona) [Pareto Holdings](https://millionrounds.com/fund/pareto-holdings) [Edward Lando](https://millionrounds.com/fund/edward-lando) [Mercury Fund](https://millionrounds.com/fund/mercury-fund) [On Deck](https://millionrounds.com/fund/on-deck) ## Everyone who backed them [Techstars](https://millionrounds.com/fund/techstars) VC firm **1** round [Madrona Venture Group](https://millionrounds.com/fund/madrona) VC firm **1** round [Pareto Holdings](https://millionrounds.com/fund/pareto-holdings) VC firm **1** round [Edward Lando](https://millionrounds.com/fund/edward-lando) Angel **1** round [Mercury Fund](https://millionrounds.com/fund/mercury-fund) VC firm **1** round [On Deck](https://millionrounds.com/fund/on-deck) Accelerator **1** round Missing a round, or an investor who was in one? [Tell us](https://millionrounds.com/corrections?slug=otto). ## Also claim to have backed them These 2 firms list Otto 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. [Dundee Venture Capital](https://millionrounds.com/fund/dundee-venture-capital) VC firm Per its own site [Atento Capital](https://millionrounds.com/fund/atento-capital) VC firm Per its own site ## Quick answers about Otto ### Who invested in Otto? Otto's investors include Techstars, Madrona Venture Group, Pareto Holdings, Edward Lando and Mercury Fund, and 1 more on record. ### How much has Otto raised? Otto has raised $51M across 4 rounds since 2022. ### When did Otto last raise? Otto's most recent round was a Seed of $6.0M in Aug 2024. ### What was Otto's biggest round? Otto's largest round on record is $43M (Series B), in Aug 2023. ### Who backed Otto first? Otto's first round on record, in Jun 2022, was backed by Pareto Holdings, Edward Lando and On Deck. ### What stage is Otto at? Otto's latest named round is a Seed, in Aug 2024. ### Where is Otto based? Otto is based in the United States. ## Companies like Otto In the same sector, and raised in the last eighteen months. [**Star Therapeutics** $325M · Oct 2026](https://millionrounds.com/company/star-therapeutics)[**Promaxo** $106M · Oct 2026](https://millionrounds.com/company/promaxo)[**AI** $18M · Oct 2026](https://millionrounds.com/company/ai)[**Baba** $40M · Oct 2026](https://millionrounds.com/company/baba)[**Rejuvenate Bio** $13M · Oct 2026](https://millionrounds.com/company/rejuvenate-bio)[**Clinical Ink** $24M · Oct 2026](https://millionrounds.com/company/clinical-ink) ## 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