# Sleuth funding: rounds and investors > Sleuth has raised $39M across 4 rounds since 2022. Investors include Unpopular Ventures, Menlo Ventures and Antler. Every round with its source. Source: https://millionrounds.com/company/sleuth (Millionrounds; every figure on the page links to its filing or article) United States · [Seed startup](https://millionrounds.com/companies) # Who invested in *Sleuth* 4 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 Raised 7 months ago Funding summary Updated 26 Oct 2026 **$39M** raised across 4 rounds since 2022, from 4 sources **$22M** Series A **$850K** Pre-seed **$7.7M** Venture **$8.0M** Seed - **Latest round:** Seed, $8.0M Apr 2026 - **Biggest round:** $22M Series A · May 2022 - **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. 2023 2024 2025 2026 **$22M** Series A **$850K** Pre-seed **$7.7M** Venture **$8.0M** Seed - **First round:** Series A, $22M - **Biggest round:** $22M - **Usual gap between rounds:** 6 months ## The rounds - **Apr 2026** Seed **$8.0M** *1 returning* [Unpopular Ventures](https://millionrounds.com/fund/unpopular-ventures) Source recorded - **Oct 2025** Venture **$7.7M** *1 new* [Unpopular Ventures](https://millionrounds.com/fund/unpopular-ventures) Source recorded - **Oct 2022** Pre-seed **$850K** *3 new* [Antler](https://millionrounds.com/fund/antler) [Ridge Ventures](https://millionrounds.com/fund/ridge-ventures) [Brooklyn Bridge Ventures](https://millionrounds.com/fund/brooklyn-bridge-ventures) Source recorded - **May 2022** Series A **$22M** *3 new* [Menlo Ventures](https://millionrounds.com/fund/menlo-ventures) [Felicis](https://millionrounds.com/fund/felicis-ventures) [CRV](https://millionrounds.com/fund/crv) 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. **Series A** 2022 **Pre-seed** 2022 **Venture** 2025 **Seed** 2026 [Unpopular Ventures](https://millionrounds.com/fund/unpopular-ventures) [Menlo Ventures](https://millionrounds.com/fund/menlo-ventures) [Antler](https://millionrounds.com/fund/antler) [Felicis](https://millionrounds.com/fund/felicis-ventures) [CRV](https://millionrounds.com/fund/crv) [Ridge Ventures](https://millionrounds.com/fund/ridge-ventures) [Brooklyn Bridge Ventures](https://millionrounds.com/fund/brooklyn-bridge-ventures) ## Everyone who backed them [Unpopular Ventures](https://millionrounds.com/fund/unpopular-ventures) VC firm **2** rounds [Menlo Ventures](https://millionrounds.com/fund/menlo-ventures) VC firm **1** round [Antler](https://millionrounds.com/fund/antler) VC firm **1** round [Felicis](https://millionrounds.com/fund/felicis-ventures) VC firm **1** round [CRV](https://millionrounds.com/fund/crv) VC firm **1** round [Ridge Ventures](https://millionrounds.com/fund/ridge-ventures) VC firm **1** round [Brooklyn Bridge Ventures](https://millionrounds.com/fund/brooklyn-bridge-ventures) VC firm **1** round Missing a round, or an investor who was in one? [Tell us](https://millionrounds.com/corrections?slug=sleuth). ## Quick answers about Sleuth ### Who invested in Sleuth? Sleuth's investors include Unpopular Ventures, Menlo Ventures, Antler, Felicis and CRV, and 2 more on record. ### How much has Sleuth raised? Sleuth has raised $39M across 4 rounds since 2022. ### When did Sleuth last raise? Sleuth's most recent round was a Seed of $8.0M in Apr 2026. ### What was Sleuth's biggest round? Sleuth's largest round on record is $22M (Series A), in May 2022. ### Who backed Sleuth first? Sleuth's first round on record, in May 2022, was backed by Menlo Ventures, Felicis and CRV. ### What stage is Sleuth at? Sleuth's latest named round is a Seed, in Apr 2026. ### Where is Sleuth based? Sleuth is based in the United States. ## Companies like Sleuth In the same sector, and raised in the last eighteen months. [**SpaceX** $42B · Oct 2026](https://millionrounds.com/company/spacex)[**xPay** $1.5M · Oct 2026](https://millionrounds.com/company/xpay)[**Albert Invent** $20M · Oct 2026](https://millionrounds.com/company/albert-invent)[**FORT Robotics** $39M · Oct 2026](https://millionrounds.com/company/fort-robotics)[**Pika** $216M · Oct 2026](https://millionrounds.com/company/pika)[**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