🇬🇧 Companies in United Kingdom
6,023,915 companies from the Companies House register in the Entyrix database. Live REST API, JSON + CSV exports, weekly NUTS region backfill.
About United Kingdom in Entyrix
Entyrix mirrors the United Kingdom business register from Companies House (Companies House open data — Crown copyright / Open Government Licence v3.0). Coverage includes company identity, legal form, status enum, NACE activity and NUTS region. For the Slovak-language version of this page see firmy-britania.
What is covered
Identity + status
Registration number, name, legal form (canonical mapper), address, status enum, incorporation/dissolution date.
NACE classification
Activity by NACE Rev. 2. Cross-referenced for B2B segmentation across markets.
NUTS region
Geographic normalisation to NUTS3 by address.
Compliance signals
Sanctions (OFAC + EU + UN) via UBO cross-reference. The EU regulatory feed is country-agnostic.
REST API
/firma/GB/{national_id} (country-aware route) + /companies/advanced-search?country_code=GB (38 filters, CSV export).
Cross-country compare
Side-by-side comparison on /compare. Live JSON at /api/v1/public/compare.json.
Need GB companies in your app?
Public endpoints without a key ~600 requests per minute per IP, Free key 1,000/month · 120/min. Higher plans for per-company detail (officers, financials where available, NIS2 scoping, credit score). One-day integration via the OpenAPI 3.1 spec.