# Sigma Computing funding: rounds and investors > Sigma Computing has raised $374M across 3 rounds since 2019. Investors include Spark Capital, Sutter Hill Ventures and K5 Global. Every round with its source. Source: https://millionrounds.com/company/sigma-computing (Millionrounds; every figure on the page links to its filing or article) United States · [Series E startup](https://millionrounds.com/companies) # Who invested in *Sigma Computing* 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. Big Data & Analytics Raised 6 months ago Valuation: $1.5B, Mar 2026 Funding summary Updated 26 Oct 2026 **$374M** raised across 3 rounds since 2019, from 3 sources **$30M** Round **$264M** Series D **$80M** Series E - **Latest round:** Series E, $80M May 2026 - **Biggest round:** $264M Series D · May 2024 - **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. 2020 2021 2022 2023 2024 2025 2026 **$30M** Round **$264M** Series D **$80M** Series E - **First round:** Round, $30M - **Biggest round:** $264M - **Usual gap between rounds:** 4.5 years ## The rounds - **May 2026** Series E **$80M** *1 new* *1 returning* [Spark Capital](https://millionrounds.com/fund/spark-capital) [K5 Global](https://millionrounds.com/fund/k5-global) Source recorded - **May 2024** Series D **$264M** *1 new* [Spark Capital](https://millionrounds.com/fund/spark-capital) Source recorded SEC filing: $254M sold, first sale Apr 2024 - **Nov 2019** Round **$30M** *2 new* [Sutter Hill Ventures](https://millionrounds.com/fund/sutter-hill-ventures) [Altimeter](https://millionrounds.com/fund/altimeter-capital) Reported by FinSMEs ## Founders and team From Sigma Computing's own website: 2 founders, 4 on the team. **Jason Frantz** Chief Architect/Co-founder **Rob Woollen** CTO/Co-founder - **Mike Palmer** CEO - **Christina Liu** CFO - **Orla Clifford** VP Operations - **Ali Harmer** General Counsel ## 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** 2019 **Series D** 2024 **Series E** 2026 [Spark Capital](https://millionrounds.com/fund/spark-capital) [Sutter Hill Ventures](https://millionrounds.com/fund/sutter-hill-ventures) [K5 Global](https://millionrounds.com/fund/k5-global) [Altimeter](https://millionrounds.com/fund/altimeter-capital) ## Everyone who backed them [Spark Capital](https://millionrounds.com/fund/spark-capital) VC firm **2** rounds [Sutter Hill Ventures](https://millionrounds.com/fund/sutter-hill-ventures) VC firm **1** round [K5 Global](https://millionrounds.com/fund/k5-global) Private equity **1** round [Altimeter](https://millionrounds.com/fund/altimeter-capital) VC firm **1** round Missing a round, or an investor who was in one? [Tell us](https://millionrounds.com/corrections?slug=sigma-computing). ## Also claim to have backed them This firm lists Sigma Computing 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. [Avenir](https://millionrounds.com/fund/avenir) VC firm Per its own site ## Quick answers about Sigma Computing ### Who invested in Sigma Computing? Sigma Computing's investors include Spark Capital, Sutter Hill Ventures, K5 Global and Altimeter. ### How much has Sigma Computing raised? Sigma Computing has raised $374M across 3 rounds since 2019. ### When did Sigma Computing last raise? Sigma Computing's most recent round was a Series E of $80M in May 2026. ### What was Sigma Computing's biggest round? Sigma Computing's largest round on record is $264M (Series D), in May 2024. ### Who backed Sigma Computing first? Sigma Computing's first round on record, in Nov 2019, was backed by Sutter Hill Ventures and Altimeter. ### What stage is Sigma Computing at? Sigma Computing's latest named round is a Series E, in May 2026. ### Where is Sigma Computing based? Sigma Computing is based in the United States. ## Companies like Sigma Computing In the same sector, and raised in the last eighteen months. [**SpaceX** $42B · Oct 2026](https://millionrounds.com/company/spacex)[**STRIVE** $1.3B · Oct 2026](https://millionrounds.com/company/strive)[**Xona** $512M · Oct 2026](https://millionrounds.com/company/xona)[**DrizzleX** $9.1M · Oct 2026](https://millionrounds.com/company/drizzlex)[**Prism Data** $25M · Oct 2026](https://millionrounds.com/company/prism-data)[**Homa** $5.0M · Oct 2026](https://millionrounds.com/company/homa) ## 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