# Theta Lake funding: rounds and investors > Theta Lake has raised $55M across 2 rounds since 2019. Investors include Lightspeed Venture Partners, Battery Ventures and Salesforce Ventures. Source: https://millionrounds.com/company/theta-lake (Millionrounds; every figure on the page links to its filing or article) United States · [Series B startup](https://millionrounds.com/companies) # Who invested in *Theta Lake* 2 rounds we have observed, with the 7 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. AI Education Software Follow Theta Lake and see its new rounds in your feed. [Start following](https://millionrounds.com/login?join=1&why=follow&next=%2Fcompany%2Ftheta-lake) Funding summary Updated 27 Oct 2026 **$55M** raised across 2 rounds since 2019, from 2 sources **$5.0M** Seed **$50M** Series B - **Latest round:** Series B, $50M Mar 2022 - **Step-up i:** 10× - **Investors:** 7 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. 2019 2020 2021 2022 **$5.0M** Seed **$50M** Series B - **First round:** Seed, $5.0M - **Biggest round:** $50M - **Between rounds:** 3.1 years ## The rounds - **Mar 2022** Series B **$50M** *5 new* [Lightspeed Venture Partners](https://millionrounds.com/fund/lightspeed-venture-partners) [Battery Ventures](https://millionrounds.com/fund/battery-ventures) [Salesforce Ventures](https://millionrounds.com/fund/salesforce-ventures) [Cisco Investments](https://millionrounds.com/fund/cisco-investments) [Wells Fargo](https://millionrounds.com/fund/wells-fargo-bank-office) Source recorded - **Jan 2019** Seed **$5.0M** *2 new* [Firebolt Ventures](https://millionrounds.com/fund/firebolt-ventures) [Neotribe Ventures](https://millionrounds.com/fund/neotribe-ventures) Reported by FinSMEs ## 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** 2019 **Series B** 2022 [Lightspeed Venture Partners](https://millionrounds.com/fund/lightspeed-venture-partners) [Battery Ventures](https://millionrounds.com/fund/battery-ventures) [Salesforce Ventures](https://millionrounds.com/fund/salesforce-ventures) [Cisco Investments](https://millionrounds.com/fund/cisco-investments) [Wells Fargo](https://millionrounds.com/fund/wells-fargo-bank-office) [Firebolt Ventures](https://millionrounds.com/fund/firebolt-ventures) [Neotribe Ventures](https://millionrounds.com/fund/neotribe-ventures) ## Everyone who backed them [Lightspeed Venture Partners](https://millionrounds.com/fund/lightspeed-venture-partners) VC firm **1** round [Battery Ventures](https://millionrounds.com/fund/battery-ventures) VC firm **1** round [Salesforce Ventures](https://millionrounds.com/fund/salesforce-ventures) Corporate VC **1** round [Cisco Investments](https://millionrounds.com/fund/cisco-investments) Corporate VC **1** round [Wells Fargo](https://millionrounds.com/fund/wells-fargo-bank-office) Corporate VC **1** round [Firebolt Ventures](https://millionrounds.com/fund/firebolt-ventures) VC firm **1** round [Neotribe Ventures](https://millionrounds.com/fund/neotribe-ventures) VC firm **1** round Missing a round, or an investor who was in one? [Tell us](https://millionrounds.com/corrections?slug=theta-lake). ## Quick answers about Theta Lake ### Who invested in Theta Lake? Theta Lake's investors include Lightspeed Venture Partners, Battery Ventures, Salesforce Ventures, Cisco Investments and Wells Fargo, and 2 more on record. ### How much has Theta Lake raised? Theta Lake has raised $55M across 2 rounds since 2019. ### When did Theta Lake last raise? Theta Lake's most recent round was a Series B of $50M in Mar 2022. ### What was Theta Lake's biggest round? Its most recent round, $50M in Mar 2022, is also its largest on record. ### Who backed Theta Lake first? Theta Lake's first round on record, in Jan 2019, was backed by Firebolt Ventures and Neotribe Ventures. ### What stage is Theta Lake at? Theta Lake's latest named round is a Series B, in Mar 2022. ### Where is Theta Lake based? Theta Lake is based in the United States. ## Companies like Theta Lake In the same sector, and raised in the last eighteen months. [**Ayar Labs** $904M · Oct 2026](https://millionrounds.com/company/ayar-labs)[**Simile** $600M · Oct 2026](https://millionrounds.com/company/simile)[**Bedrock Robotics** $870M · Oct 2026](https://millionrounds.com/company/bedrock-robotics)[**Nevis** $105M · Oct 2026](https://millionrounds.com/company/nevis)[**Overwatch** $15M · Oct 2026](https://millionrounds.com/company/overwatch)[**Caju AI** $3.0M · Oct 2026](https://millionrounds.com/company/caju-ai) ## 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