# IONATE funding: rounds and investors > IONATE has raised $21M across 3 rounds since 2021. Investors include Global Brain Corporation, In-Q-Tel and IQ Capital. Every round with its source. Source: https://millionrounds.com/company/ionate (Millionrounds; every figure on the page links to its filing or article) United Kingdom · [Series A startup](https://millionrounds.com/companies) # Who invested in *IONATE* 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. Energy Funding summary Updated 26 Oct 2026 **$21M** raised across 3 rounds since 2021, from 3 sources **$210K** Round **$4.0M** Round **$17M** Series A - **Latest round:** Series A, $17M Feb 2025 - **Step-up i:** 4.2× - **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. 2022 2023 2024 2025 **$210K** Round **$4.0M** Round **$17M** Series A - **First round:** Round, $210K - **Biggest round:** $17M - **Usual gap between rounds:** 2.5 years ## The rounds - **Feb 2025** Series A **$17M** *4 new* [Global Brain Corporation](https://millionrounds.com/fund/global-brain-corporation) [In-Q-Tel](https://millionrounds.com/fund/iqt) [IQ Capital](https://millionrounds.com/fund/iq-capital) [AlbionVC](https://millionrounds.com/fund/albionvc) Source recorded - **Aug 2022** Round **$4.0M** No investor was named in the report. Shares issued, filed with Companies House (SH01); no report of this raise yet - **Jun 2021** Round **$210K** No investor was named in the report. Shares issued, filed with Companies House (SH01); no report of this raise yet ## Founders and team From the SEC filings it signed: 1 on the team. - **Adhikari Ajanta** Executive Officer, Director i ## 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** 2021 **Round** 2022 **Series A** 2025 [Global Brain Corporation](https://millionrounds.com/fund/global-brain-corporation) [In-Q-Tel](https://millionrounds.com/fund/iqt) [IQ Capital](https://millionrounds.com/fund/iq-capital) [AlbionVC](https://millionrounds.com/fund/albionvc) ## Everyone who backed them [Global Brain Corporation](https://millionrounds.com/fund/global-brain-corporation) VC firm **1** round [In-Q-Tel](https://millionrounds.com/fund/iqt) Accelerator **1** round [IQ Capital](https://millionrounds.com/fund/iq-capital) VC firm **1** round [AlbionVC](https://millionrounds.com/fund/albionvc) VC firm **1** round Missing a round, or an investor who was in one? [Tell us](https://millionrounds.com/corrections?slug=ionate). ## Also claim to have backed them These 2 firms list IONATE as a portfolio company on their own websites, but no report of a round names them. They are the firms' own claims, kept apart from the rounds above. [Antares Ventures](https://millionrounds.com/fund/antares-ventures) VC firm Per its own site [EnergyLab](https://millionrounds.com/fund/energylab) Accelerator Per its own site ## Quick answers about IONATE ### Who invested in IONATE? IONATE's investors include Global Brain Corporation, In-Q-Tel, IQ Capital and AlbionVC. ### How much has IONATE raised? IONATE has raised $21M across 3 rounds since 2021. ### When did IONATE last raise? IONATE's most recent round was a Series A of $17M in Feb 2025. ### What was IONATE's biggest round? Its most recent round, $17M in Feb 2025, is also its largest on record. ### Who backed IONATE first? IONATE's first round on record, in Feb 2025, was backed by Global Brain Corporation, In-Q-Tel and IQ Capital and 1 others. ### What stage is IONATE at? IONATE's latest named round is a Series A, in Feb 2025. ### Where is IONATE based? IONATE is based in the United Kingdom. ## Companies like IONATE In the same sector, and raised in the last eighteen months. [**novosound** $8.7M · Sept 2026](https://millionrounds.com/company/novosound)[**Metris Energy** $7.5M · Sept 2026](https://millionrounds.com/company/metris-energy)[**AcouBatt** $3.0M · Sept 2026](https://millionrounds.com/company/acoubatt)[**SolarSub** $1.8M · Sept 2026](https://millionrounds.com/company/solarsub)[**Nyobolt** $155M · Aug 2026](https://millionrounds.com/company/nyobolt)[**Breathe Battery Technologies** $132M · Aug 2026](https://millionrounds.com/company/breathe-battery-technologies) ## 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