# Ambisense funding: rounds and investors > Ambisense has raised $5.8M across 3 rounds since 2019. Investors include Atlantic Bridge, Suir Valley Ventures and Enterprise Ireland. Source: https://millionrounds.com/company/ambisense (Millionrounds; every figure on the page links to its filing or article) Ireland · [Venture startup](https://millionrounds.com/companies) # Who invested in *Ambisense* 3 rounds we have observed, with the 5 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. Cleantech Climate Tech Deeptech Funding summary Updated 26 Oct 2026 **$5.8M** raised across 3 rounds since 2019, from 3 sources **$1.2M** Round **$1.1M** Round **$3.5M** Venture - **Latest round:** Venture, $3.5M Aug 2021 - **Step-up i:** 3.2× - **Investors:** 5 (1 led) 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 **$1.2M** Round **$1.1M** Round **$3.5M** Venture - **First round:** Round, $1.2M - **Biggest round:** $3.5M - **Usual gap between rounds:** 23 months ## The rounds - **Aug 2021** Venture **$3.5M** *3 new* *1 returning* [Enterprise Ireland](https://millionrounds.com/fund/enterprise-ireland) [Business Growth Fund](https://millionrounds.com/fund/bgf) [Atlantic Bridge](https://millionrounds.com/fund/atlantic-bridge) [Sure Valley Ventures](https://millionrounds.com/fund/sure-valley-ventures) Source recorded - **Sept 2019** Round **$1.1M** *2 returning* [Atlantic Bridge](https://millionrounds.com/fund/atlantic-bridge) [Suir Valley Ventures](https://millionrounds.com/fund/suir-valley-ventures) Reported by Knowledgetransferireland - **May 2019** Round **$1.2M** *2 new* [Atlantic Bridge](https://millionrounds.com/fund/atlantic-bridge) Lead [Suir Valley Ventures](https://millionrounds.com/fund/suir-valley-ventures) Reported by Irishtimes ## 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 **Round** 2019 **Venture** 2021 [Atlantic Bridge](https://millionrounds.com/fund/atlantic-bridge) L [Suir Valley Ventures](https://millionrounds.com/fund/suir-valley-ventures) [Enterprise Ireland](https://millionrounds.com/fund/enterprise-ireland) [Business Growth Fund](https://millionrounds.com/fund/bgf) [Sure Valley Ventures](https://millionrounds.com/fund/sure-valley-ventures) ## Everyone who backed them [Atlantic Bridge](https://millionrounds.com/fund/atlantic-bridge) VC firm **3** rounds, led 1 [Suir Valley Ventures](https://millionrounds.com/fund/suir-valley-ventures) VC firm **2** rounds [Enterprise Ireland](https://millionrounds.com/fund/enterprise-ireland) Government **1** round [Business Growth Fund](https://millionrounds.com/fund/bgf) Private equity **1** round [Sure Valley Ventures](https://millionrounds.com/fund/sure-valley-ventures) VC firm **1** round Missing a round, or an investor who was in one? [Tell us](https://millionrounds.com/corrections?slug=ambisense). ## Quick answers about Ambisense ### Who invested in Ambisense? Ambisense's investors include Atlantic Bridge, Suir Valley Ventures, Enterprise Ireland, Business Growth Fund and Sure Valley Ventures. ### How much has Ambisense raised? Ambisense has raised $5.8M across 3 rounds since 2019. ### When did Ambisense last raise? Ambisense's most recent round was a Venture of $3.5M in Aug 2021. ### What was Ambisense's biggest round? Its most recent round, $3.5M in Aug 2021, is also its largest on record. ### Who backed Ambisense first? Ambisense's first round on record, in May 2019, was backed by Atlantic Bridge and Suir Valley Ventures. ### What stage is Ambisense at? Ambisense's latest named round is a Venture, in Aug 2021. ### Where is Ambisense based? Ambisense is based in Ireland. ### Who led Ambisense's rounds? Atlantic Bridge led the Undisclosed round in 2019. ## Companies like Ambisense In the same sector, and raised in the last eighteen months. [**HT Materials Science** $2.6M · Dec 2025](https://millionrounds.com/company/ht-materials-science)[**Exergyn** $2.8M · Sept 2025](https://millionrounds.com/company/exergyn)[**Gazelle Wind Power** $1.7M · Jul 2025](https://millionrounds.com/company/gazelle-wind-power)[**UrbanVolt** $144M · May 2025](https://millionrounds.com/company/urbanvolt)[**Amogy** $125M · Oct 2026](https://millionrounds.com/company/amogy)[**LanzaJet** $67M · Oct 2026](https://millionrounds.com/company/lanzajet) ## 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