# Ses funding: rounds and investors > Ses has raised $288M across 3 rounds since 2022. Investors include Khosla Ventures, Temasek Holdings and Vertex Ventures. Every round with its source. Source: https://millionrounds.com/company/ses (Millionrounds; every figure on the page links to its filing or article) United States · [Funded startup](https://millionrounds.com/companies) # Who invested in *Ses* 3 rounds we have observed, with the 4 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. Energy Raised 2 months ago Funding summary Updated 26 Oct 2026 **$288M** raised across 3 rounds since 2022, from 3 sources **$275M** Round **$5.0M** Round **$8.1M** Round - **Latest round:** Round, $8.1M Aug 2026 - **Biggest round:** $275M Round · Feb 2022 - **Step-up i:** 1.6× - **Investors:** 4 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 2024 2025 2026 **$275M** Round **$5.0M** Round **$8.1M** Round - **First round:** Round, $275M - **Biggest round:** $275M - **Usual gap between rounds:** 3.8 years ## The rounds - **Aug 2026** Round **$8.1M** No investor was named in the report. Filed with the SEC (Form D); no report of this raise yet SEC filing: $8.1M sold, first sale Aug 2026 - **Oct 2025** Round **$5.0M** No investor was named in the report. Filed with the SEC (Form D); no report of this raise yet SEC filing: $5.0M sold, first sale Oct 2025 - **Feb 2022** Round **$275M** *4 new* [Khosla Ventures](https://millionrounds.com/fund/khosla-ventures) [Temasek Holdings](https://millionrounds.com/fund/temasek) [Vertex Ventures](https://millionrounds.com/fund/vertex-ventures) [Franklin Templeton](https://millionrounds.com/fund/franklin-templeton) 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. **Round** 2022 **Round** 2025 **Round** 2026 [Khosla Ventures](https://millionrounds.com/fund/khosla-ventures) [Temasek Holdings](https://millionrounds.com/fund/temasek) [Vertex Ventures](https://millionrounds.com/fund/vertex-ventures) [Franklin Templeton](https://millionrounds.com/fund/franklin-templeton) ## Everyone who backed them [Khosla Ventures](https://millionrounds.com/fund/khosla-ventures) VC firm **1** round [Temasek Holdings](https://millionrounds.com/fund/temasek) VC firm **1** round [Vertex Ventures](https://millionrounds.com/fund/vertex-ventures) VC firm **1** round [Franklin Templeton](https://millionrounds.com/fund/franklin-templeton) Private equity **1** round Missing a round, or an investor who was in one? [Tell us](https://millionrounds.com/corrections?slug=ses). ## Also claim to have backed them These 2 firms list Ses 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. [BIP Capital Partners](https://millionrounds.com/fund/bip-capital-partners) Private equity Per its own site [Honda Innovations](https://millionrounds.com/fund/honda-xcelerator-ventures) Company Per its own site ## Quick answers about Ses ### Who invested in Ses? Ses's investors include Khosla Ventures, Temasek Holdings, Vertex Ventures and Franklin Templeton. ### How much has Ses raised? Ses has raised $288M across 3 rounds since 2022. ### When did Ses last raise? Ses's most recent round, $8.1M, was in Aug 2026. ### What was Ses's biggest round? Ses's largest round on record is $275M (Undisclosed round), in Feb 2022. ### Who backed Ses first? Ses's first round on record, in Feb 2022, was backed by Khosla Ventures, Temasek Holdings and Vertex Ventures and 1 others. ### What stage is Ses at? Ses's latest named round is an Undisclosed round, in Feb 2022. ### Where is Ses based? Ses is based in the United States. ## Companies like Ses In the same sector, and raised in the last eighteen months. [**Amogy** $125M · Oct 2026](https://millionrounds.com/company/amogy)[**LanzaJet** $67M · Oct 2026](https://millionrounds.com/company/lanzajet)[**Pivot Energy** $500M · Oct 2026](https://millionrounds.com/company/pivot-energy)[**Peak Energy** $163M · Oct 2026](https://millionrounds.com/company/peak-energy)[**Pennsylvania American Water** $43M · Oct 2026](https://millionrounds.com/company/pennsylvania-american-water)[**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