# Accion Systems funding: rounds and investors > Accion Systems has raised $11M across 3 rounds since 2015. Investors include Founders Fund, Founder Collective and Slow Ventures. Every round with its source. Source: https://millionrounds.com/company/accion-systems (Millionrounds; every figure on the page links to its filing or article) United States · [Venture startup](https://millionrounds.com/companies) # Who invested in *Accion Systems* 3 rounds we have observed, with the 12 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 Funding summary Updated 26 Oct 2026 **$11M** raised across 3 rounds since 2015, from 3 sources **$2.0M** Seed **$3.0M** Round **$5.7M** Venture - **Latest round:** Venture, $5.7M Sept 2024 - **Step-up i:** 1.9× - **Investors:** 12 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 2017 2019 2021 2023 **$2.0M** Seed **$3.0M** Round **$5.7M** Venture - **First round:** Seed, $2.0M - **Biggest round:** $5.7M - **Usual gap between rounds:** 5.9 years ## The rounds - **Sept 2024** Venture **$5.7M** *2 new* *3 returning* [Founders Fund](https://millionrounds.com/fund/founders-fund) [Founder Collective](https://millionrounds.com/fund/founder-collective) [Slow Ventures](https://millionrounds.com/fund/slow-ventures) [Shasta Ventures](https://millionrounds.com/fund/shasta-ventures) [Space Capital](https://millionrounds.com/fund/space-capital-2) Source recorded SEC filing: $5.7M sold, first sale Sept 2024 - **Oct 2018** Round **$3.0M** *1 new* Boeing’s HorizonX Ventures Reported by TechCrunch - **Jan 2015** Seed **$2.0M** *9 new* [Founders Fund](https://millionrounds.com/fund/founders-fund) [Founder Collective](https://millionrounds.com/fund/founder-collective) [RRE Ventures](https://millionrounds.com/fund/rre-ventures) [Slow Ventures](https://millionrounds.com/fund/slow-ventures) [Galvanize](https://millionrounds.com/fund/galvanize) [FF Science](https://millionrounds.com/fund/ff-science) [Marek Olszewski](https://millionrounds.com/fund/marek-olszewski) [TechU Angels LLC](https://millionrounds.com/fund/techu-angels-llc) SDF Ventures From a historical funding record SEC filing: $2.0M sold, first sale Dec 2014 ## 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** 2015 **Round** 2018 **Venture** 2024 [Founders Fund](https://millionrounds.com/fund/founders-fund) [Founder Collective](https://millionrounds.com/fund/founder-collective) [Slow Ventures](https://millionrounds.com/fund/slow-ventures) [RRE Ventures](https://millionrounds.com/fund/rre-ventures) [Shasta Ventures](https://millionrounds.com/fund/shasta-ventures) [Space Capital](https://millionrounds.com/fund/space-capital-2) [Galvanize](https://millionrounds.com/fund/galvanize) [FF Science](https://millionrounds.com/fund/ff-science) [Marek Olszewski](https://millionrounds.com/fund/marek-olszewski) [TechU Angels LLC](https://millionrounds.com/fund/techu-angels-llc) ## Everyone who backed them [Founders Fund](https://millionrounds.com/fund/founders-fund) VC firm **2** rounds [Founder Collective](https://millionrounds.com/fund/founder-collective) VC firm **2** rounds [Slow Ventures](https://millionrounds.com/fund/slow-ventures) VC firm **2** rounds [RRE Ventures](https://millionrounds.com/fund/rre-ventures) VC firm **1** round [Shasta Ventures](https://millionrounds.com/fund/shasta-ventures) VC firm **1** round [Space Capital](https://millionrounds.com/fund/space-capital-2) Private equity **1** round [Galvanize](https://millionrounds.com/fund/galvanize) VC firm **1** round [FF Science](https://millionrounds.com/fund/ff-science) VC firm **1** round [Marek Olszewski](https://millionrounds.com/fund/marek-olszewski) Angel **1** round [TechU Angels LLC](https://millionrounds.com/fund/techu-angels-llc) VC firm **1** round Boeing’s HorizonX Ventures no record of our own yet **1** round SDF Ventures 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=accion-systems). ## Also claim to have backed them These 2 firms list Accion Systems 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. [Morgan Brook Capital](https://millionrounds.com/fund/morgan-brook-capital) Private equity Per its own site [Transolam](https://millionrounds.com/fund/transolam) VC firm Per its own site ## Quick answers about Accion Systems ### Who invested in Accion Systems? Accion Systems's investors include Founders Fund, Founder Collective, Slow Ventures, RRE Ventures and Shasta Ventures, and 7 more on record. ### How much has Accion Systems raised? Accion Systems has raised $11M across 3 rounds since 2015. ### When did Accion Systems last raise? Accion Systems's most recent round was a Venture of $5.7M in Sept 2024. ### What was Accion Systems's biggest round? Its most recent round, $5.7M in Sept 2024, is also its largest on record. ### Who backed Accion Systems first? Accion Systems's first round on record, in Jan 2015, was backed by Founders Fund, Founder Collective and RRE Ventures and 6 others. ### What stage is Accion Systems at? Accion Systems's latest named round is a Venture, in Sept 2024. ### Where is Accion Systems based? Accion Systems is based in the United States. ## Companies like Accion Systems 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. Open the investor searchOr these rounds in the app