# Puraffinity funding: rounds and investors > Puraffinity has raised $23M across 3 rounds since 2023. Investors include Octopus Ventures, Business Growth Fund and Verve Ventures. Source: https://millionrounds.com/company/puraffinity (Millionrounds; every figure on the page links to its filing or article) United Kingdom · [Series A startup](https://millionrounds.com/companies) # Who invested in *Puraffinity* 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. Chemicals & Materials Funding summary Updated 26 Oct 2026 **$23M** raised across 3 rounds since 2023, from 3 sources **$13M** Series A **$893K** Series A **$8.8M** Series A - **Latest round:** Series A, $8.8M Sept 2024 - **Biggest round:** $13M Series A · Jun 2023 - **Step-up i:** 9.9× - **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. 2024 **$13M** Series A **$893K** Series A **$8.8M** Series A - **First round:** Series A, $13M - **Biggest round:** $13M - **Usual gap between rounds:** 13 months ## The rounds - **Sept 2024** Series A **$8.8M** *4 new* [Octopus Ventures](https://millionrounds.com/fund/octopus-ventures) [Business Growth Fund](https://millionrounds.com/fund/bgf) [Verve Ventures](https://millionrounds.com/fund/verve-ventures) [Kindred Capital](https://millionrounds.com/fund/kindred-capital-vc) Source recorded - **Aug 2023** Series A **$893K** No investor was named in the report. Shares issued, filed with Companies House (SH01); no report of this raise yet - **Jun 2023** Series A **$13M** No investor was named in the report. Shares issued, filed with Companies House (SH01); no report of this raise yet ## Funding filed with regulators Puraffinity filed 5 raises, $25M in all. Filings say how much was sold and to how many investors; they never name the investors. - Mar 2026 **$2.5M** UK share allotment - Jan 2026 **Amount not stated** UK share allotment - Jul 2024 **$8.7M** UK share allotment - Aug 2023 **$893K** UK share allotment - Jun 2023 **$13M** 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. **Series A** 2023 **Series A** 2023 **Series A** 2024 [Octopus Ventures](https://millionrounds.com/fund/octopus-ventures) [Business Growth Fund](https://millionrounds.com/fund/bgf) [Verve Ventures](https://millionrounds.com/fund/verve-ventures) [Kindred Capital](https://millionrounds.com/fund/kindred-capital-vc) ## Everyone who backed them [Octopus Ventures](https://millionrounds.com/fund/octopus-ventures) VC firm **1** round [Business Growth Fund](https://millionrounds.com/fund/bgf) Private equity **1** round [Verve Ventures](https://millionrounds.com/fund/verve-ventures) VC firm **1** round [Kindred Capital](https://millionrounds.com/fund/kindred-capital-vc) VC firm **1** round Missing a round, or an investor who was in one? [Tell us](https://millionrounds.com/corrections?slug=puraffinity). ## Also claim to have backed them These 2 firms list Puraffinity 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. [HG Ventures](https://millionrounds.com/fund/hg-ventures) Corporate VC Per its own site [The Heritage Group Accelerator](https://millionrounds.com/fund/the-heritage-group-accelerator) Accelerator Per its own site ## Quick answers about Puraffinity ### Who invested in Puraffinity? Puraffinity's investors include Octopus Ventures, Business Growth Fund, Verve Ventures and Kindred Capital. ### How much has Puraffinity raised? Puraffinity has raised $23M across 3 rounds since 2023. ### When did Puraffinity last raise? Puraffinity's most recent round was a Series A of $8.8M in Sept 2024. ### What was Puraffinity's biggest round? Puraffinity's largest round on record is $13M (Series A), in Jun 2023. ### Who backed Puraffinity first? Puraffinity's first round on record, in Sept 2024, was backed by Octopus Ventures, Business Growth Fund and Verve Ventures and 1 others. ### What stage is Puraffinity at? Puraffinity's latest named round is a Series A, in Sept 2024. ### Where is Puraffinity based? Puraffinity is based in the United Kingdom. ## Companies like Puraffinity In the same sector, and raised in the last eighteen months. [**Adaptavate** $15M · Oct 2026](https://millionrounds.com/company/adaptavate)[**Dragonfly Advanced Materials** $2.0M · Sept 2026](https://millionrounds.com/company/dragonfly-advanced-materials)[**Eterna Regeneratives** $4.0M · Sept 2026](https://millionrounds.com/company/eterna-regeneratives)[**iGii** $27M · Sept 2026](https://millionrounds.com/company/igii)[**Nanoloom** $567K · Sept 2026](https://millionrounds.com/company/nanoloom)[**Chemify** $81M · Sept 2026](https://millionrounds.com/company/chemify) ## 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