Registered entities
Puraffinity Ltd
Reg. No. 9616956United Kingdom
Puraffinity Limited
Reg. No. 09616956United Kingdom
Innovation
9 patent families (3 granted) — focus: Operations & transport; filing pace steady. Cited 86 times.
| Year | Filings |
|---|---|
| 2019 | 1 |
| 2020 | 3 |
| 2021 | 2 |
| 2022 | 2 |
| 2023 | 3 |
| 2024 | 2 |
| 2025 | 5 |
| 2026 | 1 |
Social engagement
Social engagement: 6K social following, 1 post in the last 12 months — below the industry typical range.
Investor mix
29 investors on record; lead investors include Octopus Ventures, Kindred Capital, Verve Ventures, BGF.
| Investor type | Count | Share |
|---|---|---|
| Venture capital | 7 | 24% |
| Accelerator & incubator | 3 | 10% |
| Other / undisclosed | 19 | 66% |
Recent activity
2 Jul 2026
Event
3rd Annual Water Treatment USA 2026