# Rocket Lab funding: rounds and investors > Rocket Lab has raised $215M across 3 rounds since 2015. Investors include Khosla Ventures, K1W1 and Bessemer. Every round with its source. Source: https://millionrounds.com/company/rocket-lab (Millionrounds; every figure on the page links to its filing or article) United States · [Series E startup](https://millionrounds.com/companies) # Who invested in *Rocket Lab* 3 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. Aerospace & Space Industry 4.0 Funding summary Updated 26 Oct 2026 **$215M** raised across 3 rounds since 2015, from 3 sources **$75M** Series D **$140M** Series E - **Latest round:** Series E, $140M Nov 2018 - **Step-up i:** 1.9× - **Investors:** 9 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. 2015 2016 2017 2018 **?** Series B **$75M** Series D **$140M** Series E - **First round:** Series B - **Biggest round:** $140M - **Usual gap between rounds:** 2.1 years ## The rounds - **Nov 2018** Series E **$140M** *4 new* *3 returning* [Khosla Ventures](https://millionrounds.com/fund/khosla-ventures) [DCVC](https://millionrounds.com/fund/data-collective) [Promus Ventures](https://millionrounds.com/fund/promus-ventures) [K1W1](https://millionrounds.com/fund/k1w1) [Bessemer](https://millionrounds.com/fund/bessemer) [ACC Venture Capital](https://millionrounds.com/fund/acc-venture-capital) Future Fund/ Greenspring Associates Reported by TechCrunch - **Mar 2017** Series D **$75M** *2 new* *2 returning* [Khosla Ventures](https://millionrounds.com/fund/khosla-ventures) [K1W1](https://millionrounds.com/fund/k1w1) [Bessemer](https://millionrounds.com/fund/bessemer) Data Collective/ Promus Reported by FinSMEs - **Mar 2015** Series B **Amount undisclosed** *3 new* [Khosla Ventures](https://millionrounds.com/fund/khosla-ventures) [Bessemer Venture Partners](https://millionrounds.com/fund/bessemer-venture-partners) [K1W1](https://millionrounds.com/fund/k1w1) 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. **Series B** 2015 **Series D** 2017 **Series E** 2018 [Khosla Ventures](https://millionrounds.com/fund/khosla-ventures) [K1W1](https://millionrounds.com/fund/k1w1) [Bessemer](https://millionrounds.com/fund/bessemer) [Bessemer Venture Partners](https://millionrounds.com/fund/bessemer-venture-partners) [DCVC](https://millionrounds.com/fund/data-collective) [Promus Ventures](https://millionrounds.com/fund/promus-ventures) [ACC Venture Capital](https://millionrounds.com/fund/acc-venture-capital) Data Collective/ Promus Future Fund/ Greenspring Associates ## Everyone who backed them [Khosla Ventures](https://millionrounds.com/fund/khosla-ventures) VC firm **3** rounds [K1W1](https://millionrounds.com/fund/k1w1) Investment firm **3** rounds [Bessemer](https://millionrounds.com/fund/bessemer) VC firm **2** rounds [Bessemer Venture Partners](https://millionrounds.com/fund/bessemer-venture-partners) VC firm **1** round [DCVC](https://millionrounds.com/fund/data-collective) VC firm **1** round [Promus Ventures](https://millionrounds.com/fund/promus-ventures) VC firm **1** round [ACC Venture Capital](https://millionrounds.com/fund/acc-venture-capital) VC firm **1** round Data Collective/ Promus no record of our own yet **1** round Future Fund/ Greenspring Associates 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=rocket-lab). ## Also claim to have backed them This firm lists Rocket Lab 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. [Darwin Ventures](https://millionrounds.com/fund/darwin-ventures) Fund of funds Per its own site ## Quick answers about Rocket Lab ### Who invested in Rocket Lab? Rocket Lab's investors include Khosla Ventures, K1W1, Bessemer, Bessemer Venture Partners and DCVC, and 4 more on record. ### How much has Rocket Lab raised? Rocket Lab has raised $215M across 3 rounds since 2015. One round did not disclose an amount, so the total is a floor. ### When did Rocket Lab last raise? Rocket Lab's most recent round was a Series E of $140M in Nov 2018. ### What was Rocket Lab's biggest round? Its most recent round, $140M in Nov 2018, is also its largest on record. ### Who backed Rocket Lab first? Rocket Lab's first round on record, in Mar 2015, was backed by Khosla Ventures, Bessemer Venture Partners and K1W1. ### What stage is Rocket Lab at? Rocket Lab's latest named round is a Series E, in Nov 2018. ### Where is Rocket Lab based? Rocket Lab is based in the United States. ## Companies like Rocket Lab In the same sector, and raised in the last eighteen months. [**SpaceX** $42B · Oct 2026](https://millionrounds.com/company/spacex)[**Apex** $1.1B · Oct 2026](https://millionrounds.com/company/apex)[**Xona** $512M · Oct 2026](https://millionrounds.com/company/xona)[**Jeevy Fabrication** Oct 2026](https://millionrounds.com/company/jeevy-fabrication)[**Varda Space Industries** $438M · Oct 2026](https://millionrounds.com/company/varda-space-industries)[**Kapta Space** $29M · Oct 2026](https://millionrounds.com/company/kapta-space) ## 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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