# CoreOS funding: rounds and investors > CoreOS has raised $48M across 5 rounds since 2013. Investors include Fuel Capital, Sequoia Capital and Kleiner Perkins Caufield & Byers. Source: https://millionrounds.com/company/coreos (Millionrounds; every figure on the page links to its filing or article) United States · [Series A startup](https://millionrounds.com/companies) # Who invested in *CoreOS* 5 rounds we have observed, with the 9 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. Cloud SaaS Y Combinator: S13 Funding summary Updated 26 Oct 2026 **$48M** raised across 5 rounds since 2013, from 5 sources **$8.0M** Series A **$12M** Series A **$28M** Round - **Latest round:** Round, $28M Sept 2016 - **Led by:** Google Ventures - **Step-up i:** 2.3× - **Investors:** 9 (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. 2013 2014 2015 2016 **?** Seed **?** Seed **$8.0M** Series A **$12M** Series A **$28M** Round - **First round:** Seed - **Biggest round:** $28M - **Usual gap between rounds:** 9 months ## The rounds - **Sept 2016** Round **$28M** *2 new* *7 returning* [Google Ventures](https://millionrounds.com/fund/gv) Lead [Y Combinator](https://millionrounds.com/fund/y-combinator) [Sequoia Capital](https://millionrounds.com/fund/sequoia-capital) [Andreessen Horowitz](https://millionrounds.com/fund/andreessen-horowitz) [Accel](https://millionrounds.com/fund/accel) [Intel Capital](https://millionrounds.com/fund/intel-capital) [Kleiner Perkins Caufield & Byers](https://millionrounds.com/fund/kleiner-perkins-caufield-and-byers) [Fuel Capital](https://millionrounds.com/fund/fuel-capital) [Work-Bench](https://millionrounds.com/fund/work-bench) Source recorded SEC filing: $23M sold, first sale Apr 2016 - **Apr 2015** Series A **$12M** *2 new* *2 returning* [Accel](https://millionrounds.com/fund/accel) [Google Ventures](https://millionrounds.com/fund/gv) [Kleiner Perkins Caufield & Byers](https://millionrounds.com/fund/kleiner-perkins-caufield-and-byers) [Fuel Capital](https://millionrounds.com/fund/fuel-capital) From a historical funding record - **Jun 2014** Series A **$8.0M** *1 new* *2 returning* [Sequoia Capital](https://millionrounds.com/fund/sequoia-capital) [Kleiner Perkins Caufield & Byers](https://millionrounds.com/fund/kleiner-perkins-caufield-and-byers) [Fuel Capital](https://millionrounds.com/fund/fuel-capital) From a historical funding record SEC filing: $8.0M sold, first sale Jun 2014 - **Oct 2013** Seed **Amount undisclosed** *3 new* [Sequoia Capital](https://millionrounds.com/fund/sequoia-capital) [Andreessen Horowitz](https://millionrounds.com/fund/andreessen-horowitz) [Fuel Capital](https://millionrounds.com/fund/fuel-capital) Reported by techcrunch.com - **Mar 2013** Seed **Amount undisclosed** *1 new* [Y Combinator](https://millionrounds.com/fund/y-combinator) From a historical funding record ## 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** 2013 **Seed** 2013 **Series A** 2014 **Series A** 2015 **Round** 2016 [Fuel Capital](https://millionrounds.com/fund/fuel-capital) [Sequoia Capital](https://millionrounds.com/fund/sequoia-capital) [Kleiner Perkins Caufield & Byers](https://millionrounds.com/fund/kleiner-perkins-caufield-and-byers) [Google Ventures](https://millionrounds.com/fund/gv) L [Y Combinator](https://millionrounds.com/fund/y-combinator) [Andreessen Horowitz](https://millionrounds.com/fund/andreessen-horowitz) [Accel](https://millionrounds.com/fund/accel) [Intel Capital](https://millionrounds.com/fund/intel-capital) [Work-Bench](https://millionrounds.com/fund/work-bench) ## The exit Exit Buyer Price When Acquired Redhat $250M Jan 2018 From historical deal records. Wrong? [Tell us](https://millionrounds.com/corrections?slug=coreos). ## Everyone who backed them [Fuel Capital](https://millionrounds.com/fund/fuel-capital) VC firm **4** rounds [Sequoia Capital](https://millionrounds.com/fund/sequoia-capital) VC firm **3** rounds [Kleiner Perkins Caufield & Byers](https://millionrounds.com/fund/kleiner-perkins-caufield-and-byers) VC firm **3** rounds [Google Ventures](https://millionrounds.com/fund/gv) Corporate VC **2** rounds, led 1 [Y Combinator](https://millionrounds.com/fund/y-combinator) Accelerator **2** rounds [Andreessen Horowitz](https://millionrounds.com/fund/andreessen-horowitz) VC firm **2** rounds [Accel](https://millionrounds.com/fund/accel) VC firm **2** rounds [Intel Capital](https://millionrounds.com/fund/intel-capital) Corporate VC **1** round [Work-Bench](https://millionrounds.com/fund/work-bench) VC firm **1** round Missing a round, or an investor who was in one? [Tell us](https://millionrounds.com/corrections?slug=coreos). ## Also claim to have backed them This firm lists CoreOS 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. [Ascolta Ventures](https://millionrounds.com/fund/ascolta-ventures) VC firm Per its own site ## Quick answers about CoreOS ### Who invested in CoreOS? CoreOS's investors include Fuel Capital, Sequoia Capital, Kleiner Perkins Caufield & Byers, Google Ventures and Y Combinator, and 4 more on record. Google Ventures led its latest round. ### How much has CoreOS raised? CoreOS has raised $48M across 5 rounds since 2013. 2 rounds did not disclose an amount, so the total is a floor. ### When did CoreOS last raise? CoreOS's most recent round, $28M, was in Sept 2016, led by Google Ventures. ### What was CoreOS's biggest round? Its most recent round, $28M in Sept 2016, is also its largest on record. ### Who backed CoreOS first? CoreOS's first round on record, in Mar 2013, was backed by Y Combinator. ### What stage is CoreOS at? CoreOS's latest named round is a Series A, in Apr 2015. ### Where is CoreOS based? CoreOS is based in the United States. ### Who led CoreOS's rounds? Google Ventures led the funding round in 2016. ## Companies like CoreOS In the same sector, and raised in the last eighteen months. [**SpaceX** $42B · Oct 2026](https://millionrounds.com/company/spacex)[**Blacksmith** $131M · Oct 2026](https://millionrounds.com/company/blacksmith)[**DashFuel** Oct 2026](https://millionrounds.com/company/dashfuel)[**CapitalOS** $52M · Oct 2026](https://millionrounds.com/company/capitalos)[**DrizzleX** $9.1M · Oct 2026](https://millionrounds.com/company/drizzlex)[**Sharp Performance** $30M · Oct 2026](https://millionrounds.com/company/sharp-performance) ## Find investors like these Search every investor by what they have actually funded, then narrow to your stage and market. Free. 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