Data Sources

Companies House

Company registration data, officer appointments, persons with significant control (PSC), filing history, and accounts summaries are sourced from Companies House.

This data is published under the Open Government Licence v3.0. Crown copyright applies.

Ordnance Survey (CodePoint Open)

Postcode-to-location mapping is derived from OS CodePoint Open, which is published under the Open Government Licence v3.0.

Contains OS data © Crown copyright and database right. Contains Royal Mail data © Royal Mail copyright and database right. Contains National Statistics data © Crown copyright and database right.

OpenStreetMap

UK business location data is sourced from OpenStreetMap contributors and is available under the Open Data Commons Open Database License (ODbL). © OpenStreetMap contributors.

Royal Mail

Address validation uses Royal Mail's Postcode Address File (PAF) data under licence. PAF is a registered trademark of Royal Mail Group Ltd.

Web data

We crawl publicly accessible websites to extract business metadata, contact information, and technology fingerprints. Our crawler respects robots.txt directives and site operators can request exclusion by contacting us.