09616956 · Active · incorporated 11 years, 4 months ago · London
Deeptech CleanTech Deep Tech Water Series B+
Develops adsorbent media and precision technology for removing PFAS 'forever chemicals' from water.
Puraffinity Ltd is a private limited company registered at Companies House under number 09616956, incorporated on 1 June 2015, with a registered office in London. Its current status on the register is active. Its filed nature of business covers research and experimental development on biotechnology (SIC 72110) and other professional, scientific and technical activities n.e.c. (SIC 74909). Sonde has indexed 115 filings for this company, including 5 funding rounds. Its most recent round closed in June 2026, raising £4.6m.
| Round | Closed | Raised | Price per share |
|---|---|---|---|
| Round 5 | Jun 2026 | £4.6m | £0.10 |
| Round 4 | Jul 2024 | £6.7m | £246.43 |
| Round 3 | Aug 2023 | £10.2m | £246.43 |
| Round 2 | Dec 2021 | £850k | £110.43 |
| Round 1 | Dec 2019 | £2.6m | £110.43 |
Showing the 10 most recent of 115 filings.
See the complete cap table with every shareholder, founder tags, dilution across 35 share allotments, round-by-round fundraising history, and the full filing timeline — parsed from official Companies House documents.
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