# Pactum funding: rounds and investors > Pactum has raised $55M across 2 rounds since 2019. Investors include Insight Partners, Atomico and Project A Ventures. Every round with its source. Source: https://millionrounds.com/company/pactum (Millionrounds; every figure on the page links to its filing or article) Estonia · [Series C startup](https://millionrounds.com/companies) # Who invested in *Pactum* 2 rounds we have observed, with the 8 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 Funding summary Updated 26 Oct 2026 **$55M** raised across 2 rounds since 2019, from 2 sources **$1.1M** Pre-seed **$54M** Series C - **Latest round:** Series C, $54M Jun 2025 - **Step-up i:** 47× - **Investors:** 8 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 **$1.1M** Pre-seed **$54M** Series C - **First round:** Pre-seed, $1.1M - **Biggest round:** $54M - **Between rounds:** 5.8 years ## The rounds - **Jun 2025** Series C **$54M** *4 new* [Insight Partners](https://millionrounds.com/fund/insight-venture-partners) [Atomico](https://millionrounds.com/fund/atomico) [Project A Ventures](https://millionrounds.com/fund/project-a) [Superangel](https://millionrounds.com/fund/superangel) Source recorded SEC filing: $50M sold, first sale May 2025 - **Sept 2019** Pre-seed **$1.1M** *4 new* [Jaan Tallinn](https://millionrounds.com/fund/jaan-tallinn) [Taavet Hinrikus](https://millionrounds.com/fund/taavet-hinrikus) [Ott Kaukver](https://millionrounds.com/fund/ott-kaukver) [Sten Tamkivi](https://millionrounds.com/fund/sten-tamkivi) Reported by Sifted ## 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. **Pre-seed** 2019 **Series C** 2025 [Insight Partners](https://millionrounds.com/fund/insight-venture-partners) [Atomico](https://millionrounds.com/fund/atomico) [Project A Ventures](https://millionrounds.com/fund/project-a) [Superangel](https://millionrounds.com/fund/superangel) [Jaan Tallinn](https://millionrounds.com/fund/jaan-tallinn) [Taavet Hinrikus](https://millionrounds.com/fund/taavet-hinrikus) [Ott Kaukver](https://millionrounds.com/fund/ott-kaukver) [Sten Tamkivi](https://millionrounds.com/fund/sten-tamkivi) ## Everyone who backed them [Insight Partners](https://millionrounds.com/fund/insight-venture-partners) VC firm **1** round [Atomico](https://millionrounds.com/fund/atomico) VC firm **1** round [Project A Ventures](https://millionrounds.com/fund/project-a) VC firm **1** round [Superangel](https://millionrounds.com/fund/superangel) VC firm **1** round [Jaan Tallinn](https://millionrounds.com/fund/jaan-tallinn) VC firm **1** round [Taavet Hinrikus](https://millionrounds.com/fund/taavet-hinrikus) VC firm **1** round [Ott Kaukver](https://millionrounds.com/fund/ott-kaukver) Angel **1** round [Sten Tamkivi](https://millionrounds.com/fund/sten-tamkivi) Angel **1** round Missing a round, or an investor who was in one? [Tell us](https://millionrounds.com/corrections?slug=pactum). ## Quick answers about Pactum ### Who invested in Pactum? Pactum's investors include Insight Partners, Atomico, Project A Ventures, Superangel and Jaan Tallinn, and 3 more on record. ### How much has Pactum raised? Pactum has raised $55M across 2 rounds since 2019. ### When did Pactum last raise? Pactum's most recent round was a Series C of $54M in Jun 2025. ### What was Pactum's biggest round? Its most recent round, $54M in Jun 2025, is also its largest on record. ### Who backed Pactum first? Pactum's first round on record, in Sept 2019, was backed by Jaan Tallinn, Taavet Hinrikus and Ott Kaukver and 1 others. ### What stage is Pactum at? Pactum's latest named round is a Series C, in Jun 2025. ### Where is Pactum based? Pactum is based in Estonia. ## Companies like Pactum In the same sector, and raised in the last eighteen months. [**Skeleton Technologies** $274M · Oct 2026](https://millionrounds.com/company/skeleton-technologies)[**DOD Solution** $2.1M · Sept 2026](https://millionrounds.com/company/dod-solution)[**Cota Robotics** $2.2M · Aug 2026](https://millionrounds.com/company/cota-robotics)[**Flashka** $1.2M · Jan 2026](https://millionrounds.com/company/flashka)[**Soldera** $1.9M · Jan 2026](https://millionrounds.com/company/soldera)[**Vocal Image** $3.6M · Nov 2025](https://millionrounds.com/company/vocal-image) ## 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