Registered entities
APPEN (UK) LIMITED
Reg. No. 6647360United Kingdom
APPEN BUTLER HILL INC.
Reg. No. 352238395United States
Reputation
Customer rating 1.4 / 5 across 366 reviews.
Innovation
4 patent families (3 granted) — focus: Physics & computing; filing pace steady. Cited 132 times.
| Year | Filings |
|---|---|
| 2023 | 2 |
| 2024 | 2 |
Investor mix
2 investors on record; 2 have since exited.
| Investor type | Count | Share |
|---|---|---|
| Private equity | 2 | 100% |