# Ozone funding: rounds and investors > Ozone has raised $7.2M across 2 rounds since 2021. Investors include Y Combinator, New Enterprise Associates and Alumni Ventures. Every round with its source. Source: https://millionrounds.com/company/ozone (Millionrounds; every figure on the page links to its filing or article) United States · [Seed startup](https://millionrounds.com/companies) # Who invested in *Ozone* 2 rounds we have observed, with the 7 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 Funding summary Updated 26 Oct 2026 **$7.2M** raised across 2 rounds since 2021, from 2 sources **$100K** Pre-seed **$7.1M** Seed - **Latest round:** Seed, $7.1M Nov 2023 - **Step-up i:** 71× - **Investors:** 7 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. 2022 2023 **$100K** Pre-seed **$7.1M** Seed - **First round:** Pre-seed, $100K - **Biggest round:** $7.1M - **Between rounds:** 23 months ## The rounds - **Nov 2023** Seed **$7.1M** *5 new* [Y Combinator](https://millionrounds.com/fund/y-combinator) [New Enterprise Associates](https://millionrounds.com/fund/new-enterprise-associates) [General Catalyst](https://millionrounds.com/fund/general-catalyst) [Pioneer Fund](https://millionrounds.com/fund/pioneer-fund-2) [Soma Capital](https://millionrounds.com/fund/soma-capital) Source recorded - **Dec 2021** Pre-seed **$100K** *2 new* [Alumni Ventures](https://millionrounds.com/fund/us-strategic-tech-fund-an-alumni-ventures-fund) [Outlier Ventures](https://millionrounds.com/fund/outlier-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. **Pre-seed** 2021 **Seed** 2023 [Y Combinator](https://millionrounds.com/fund/y-combinator) [New Enterprise Associates](https://millionrounds.com/fund/new-enterprise-associates) [Alumni Ventures](https://millionrounds.com/fund/us-strategic-tech-fund-an-alumni-ventures-fund) [General Catalyst](https://millionrounds.com/fund/general-catalyst) [Pioneer Fund](https://millionrounds.com/fund/pioneer-fund-2) [Soma Capital](https://millionrounds.com/fund/soma-capital) [Outlier Ventures](https://millionrounds.com/fund/outlier-ventures) ## Everyone who backed them [Y Combinator](https://millionrounds.com/fund/y-combinator) Accelerator **1** round [New Enterprise Associates](https://millionrounds.com/fund/new-enterprise-associates) VC firm **1** round [Alumni Ventures](https://millionrounds.com/fund/us-strategic-tech-fund-an-alumni-ventures-fund) VC firm **1** round [General Catalyst](https://millionrounds.com/fund/general-catalyst) VC firm **1** round [Pioneer Fund](https://millionrounds.com/fund/pioneer-fund-2) Private equity **1** round [Soma Capital](https://millionrounds.com/fund/soma-capital) VC firm **1** round [Outlier Ventures](https://millionrounds.com/fund/outlier-ventures) Accelerator **1** round Missing a round, or an investor who was in one? [Tell us](https://millionrounds.com/corrections?slug=ozone). ## Quick answers about Ozone ### Who invested in Ozone? Ozone's investors include Y Combinator, New Enterprise Associates, Alumni Ventures, General Catalyst and Pioneer Fund, and 2 more on record. ### How much has Ozone raised? Ozone has raised $7.2M across 2 rounds since 2021. ### When did Ozone last raise? Ozone's most recent round was a Seed of $7.1M in Nov 2023. ### What was Ozone's biggest round? Its most recent round, $7.1M in Nov 2023, is also its largest on record. ### Who backed Ozone first? Ozone's first round on record, in Dec 2021, was backed by Alumni Ventures and Outlier Ventures. ### What stage is Ozone at? Ozone's latest named round is a Seed, in Nov 2023. ### Where is Ozone based? Ozone is based in the United States. ## Companies like Ozone 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)[**Albert Invent** $20M · Oct 2026](https://millionrounds.com/company/albert-invent)[**FORT Robotics** $39M · Oct 2026](https://millionrounds.com/company/fort-robotics)[**Pika** $216M · Oct 2026](https://millionrounds.com/company/pika)[**Vertical Semiconductor** $84M · Oct 2026](https://millionrounds.com/company/vertical-semiconductor) ## 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