Market mapping
Build company lists, identify segments and understand fragmented sectors.
UK business data, company databases and public datasets
Data Base UK is a practical index of UK company data, public datasets, APIs and commercial data sources for builders, analysts and operators.
Built for market mapping, research, enrichment, diligence and data sourcing.
Search by intent
Common UK data queries
Start with the query closest to your use case, then follow the related guides. Each page is built around a concrete data-sourcing question.
UK company databases
Find sources for registered companies, filings, officers, SIC codes and enrichment.
Companies House data
Understand what Companies House includes, where it helps and where it falls short.
UK public datasets
Explore public data sources across government, statistics, procurement and local authorities.
B2B data providers
Compare UK business data providers, enrichment tools and data-vendor criteria.
UK data APIs
Find API options for company data, public records, market intelligence and enrichment.
Private company data
Build better views of private companies using public, commercial and web-derived sources.
Procurement data
Use public-sector contract notices and supplier data for research and market mapping.
Planning application data
Track planning records, development signals and property-related datasets.
Market mapping data
Build sector maps from company records, websites, directories and commercial data.
Finding UK data is rarely difficult because the data does not exist. It is difficult because useful data is scattered across registries, public portals, vendor products, APIs, spreadsheets and sector-specific sources.
Data Base UK organises those sources by query, use case and reliability.
Use cases
Built for practical data work
Data enrichment
Add company numbers, websites, locations, categories, directors or trading signals.
Diligence and research
Combine public records, commercial datasets and primary research into decision-grade views.
Workflow automation
Use APIs and structured sources to keep internal systems updated.
Source categories
Where UK data usually lives
| Category | Example sources | Typical use |
|---|---|---|
| Company registers | Companies House, charity registers, mutuals | Legal entities, filings, officers |
| Government datasets | Data.gov.uk, ONS, local authority portals | Public statistics, geographies, economic context |
| Procurement | Find a Tender, Contracts Finder | Public-sector contracts and suppliers |
| Planning and property | Local planning portals, EPC, Land Registry | Development signals and asset research |
| Commercial vendors | B2B databases, enrichment APIs, sector datasets | Faster sourcing and wider coverage |
| Web-derived data | Company websites, job posts, reviews, directories | Live operating signals |
Guides
Initial data-source guides
UK business databaseA practical guide to UK business databases, including Companies House data, public datasets, B2B providers and enrichment options.UK company databaseFind UK company data sources, from Companies House and public registers to commercial company databases and enrichment tools.Companies House dataA practical guide to Companies House data, including company records, filings, officers, SIC codes, APIs and limitations.UK public datasetsA guide to useful UK public datasets across government, companies, procurement, planning, property, statistics and local authorities.B2B data providers UKA practical guide to UK B2B data providers, business databases, enrichment tools and vendor selection criteria.UK data APIsA guide to UK data APIs for company information, public datasets, procurement, planning, property and market intelligence workflows.Private company data UKWhere to find private company data in the UK, including public records, commercial databases, web data and research workflows.Market mapping data UKA practical guide to UK market mapping data, including company registers, websites, job posts, directories, procurement and commercial datasets.UK procurement dataA guide to UK procurement data sources, including public-sector contracts, suppliers, notices and commercial use cases.Planning application data UKA guide to UK planning application data, including local authority portals, property signals and market intelligence use cases.
Suggest a source
Suggest a useful UK data source, API, vendor or dataset.
Useful additions are source-backed, UK-relevant and practical for research, enrichment, market mapping or commercial data sourcing.
[email protected]