Every UK company. Every change. With receipts.
Observes watches the UK company register continuously and records what changed, when it became true, and when we learned it — two separate clocks, kept forever. Nothing is overwritten; every value carries its source, its confidence, and its history.
- Watching the Companies House stream continuously since 30 August 2026 — seven audited days, zero unexplained gaps.
- 5,689,367 companies on the live register; 34.6 million timestamped observations.
What it's for
Knowing a company's status, name, address and web presence is table stakes. Knowing the day it changed — and being able to prove what you believed the week before — is the product. Read more about how it works and where the data comes from.