Registered entities
Promethean Particles Limited
Reg. No. 6427290Germany
PARTICLES LTD
Reg. No. 10487117United Kingdom
Innovation
5 patent families (2 granted) — focus: Operations & transport, Chemistry & metallurgy; filing pace accelerating. Cited 58 times.
| Year | Filings |
|---|---|
| 2014 | 1 |
| 2020 | 1 |
| 2023 | 1 |
| 2024 | 2 |
| 2025 | 2 |
Social engagement
Social engagement: 4.3K social following, 10 posts in the last 12 months — below the industry typical range.
Investor mix
40 investors on record; lead investors include Foresight Group, TSP Ventures, Mercia, Aramco Ventures.
| Investor type | Count | Share |
|---|---|---|
| Venture capital | 6 | 15% |
| Private equity | 2 | 5% |
| Accelerator & incubator | 1 | 3% |
| Bank & private debt | 1 | 3% |
| Other / undisclosed | 30 | 75% |
Recent activity
1 Jul 2026
Event
46th International Conference on Coordination Chemistry (ICCC)
24 Jun 2026
Event
46th International Conference on Coordination Chemistry
16 Jun 2026
Recognition