# Zentraxa funding: rounds and investors > Zentraxa has raised $386K across 2 rounds since 2022. Investors include Sting, Parkwalk and Future Planet Capital. Every round with its source. Source: https://millionrounds.com/company/zentraxa (Millionrounds; every figure on the page links to its filing or article) United Kingdom · [Venture startup](https://millionrounds.com/companies) # Who invested in *Zentraxa* 2 rounds we have observed, with the 3 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. Biotech Funding summary Updated 26 Oct 2026 **$386K** raised across 2 rounds since 2022, from 2 sources - **Latest round:** Venture May 2025 - **Biggest round:** $386K Round · Mar 2022 - **Investors:** 3 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 **$386K** Round **?** Venture - **First round:** Round, $386K - **Biggest round:** $386K - **Between rounds:** 3.1 years ## The rounds - **May 2025** Venture **Amount undisclosed** *3 new* [Sting](https://millionrounds.com/fund/sting) [Parkwalk](https://millionrounds.com/fund/parkwalk) [Future Planet Capital](https://millionrounds.com/fund/future-planet-capital) Source recorded - **Mar 2022** Round **$386K** No investor was named in the report. Shares issued, filed with Companies House (SH01); no report of this raise yet ## Funding filed with regulators Zentraxa filed 2 raises, $1.1M in all. Filings say how much was sold and to how many investors; they never name the investors. - Apr 2025 **$683K** UK share allotment - Mar 2022 **$386K** UK share allotment ## 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** 2022 **Venture** 2025 [Sting](https://millionrounds.com/fund/sting) [Parkwalk](https://millionrounds.com/fund/parkwalk) [Future Planet Capital](https://millionrounds.com/fund/future-planet-capital) ## Everyone who backed them [Sting](https://millionrounds.com/fund/sting) VC firm **1** round [Parkwalk](https://millionrounds.com/fund/parkwalk) VC firm **1** round [Future Planet Capital](https://millionrounds.com/fund/future-planet-capital) VC firm **1** round Missing a round, or an investor who was in one? [Tell us](https://millionrounds.com/corrections?slug=zentraxa). ## Also claim to have backed them This firm lists Zentraxa as a portfolio company on their own website, but no report of a round names it. They are the firms' own claims, kept apart from the rounds above. [UK Innovation & Science Seed Fund [UKI2S]](https://millionrounds.com/fund/uk-innovation-and-science-seed-fund) VC firm Per its own site ## Quick answers about Zentraxa ### Who invested in Zentraxa? Zentraxa's investors include Sting, Parkwalk and Future Planet Capital. ### How much has Zentraxa raised? Zentraxa has raised $386K across 2 rounds since 2022. One round did not disclose an amount, so the total is a floor. ### When did Zentraxa last raise? Zentraxa's most recent round was a Venture in May 2025. ### What was Zentraxa's biggest round? Zentraxa's largest round on record is $386K, in Mar 2022. ### Who backed Zentraxa first? Zentraxa's first round on record, in May 2025, was backed by Sting, Parkwalk and Future Planet Capital. ### What stage is Zentraxa at? Zentraxa's latest named round is a Venture, in May 2025. ### Where is Zentraxa based? Zentraxa is based in the United Kingdom. ## Companies like Zentraxa In the same sector, and raised in the last eighteen months. [**HydRegen** $12M · Oct 2026](https://millionrounds.com/company/hydregen)[**OMass Therapeutics** $442M · Oct 2026](https://millionrounds.com/company/omass-therapeutics)[**CMR Surgical** $1.1B · Oct 2026](https://millionrounds.com/company/cmr-surgical)[**Living Optics** $61M · Oct 2026](https://millionrounds.com/company/living-optics)[**Bactobio** $18M · Oct 2026](https://millionrounds.com/company/bactobio)[**RHYTHM AI** $23M · Sept 2026](https://millionrounds.com/company/rhythm-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