# CompanyRank.ai

> Free UK company intelligence. Search 5.7 million Companies House records — officers, filings, financials, SIC industry codes, charges, insolvency, and more.

CompanyRank.ai aggregates data from Companies House (the UK government's company registrar) and presents it in a fast, searchable interface. All data is free and requires no sign-up. The database covers every UK-registered company from sole traders and LLPs to PLCs, updated daily from the Companies House bulk data feed.

## Core pages

- [Homepage](https://www.companyrank.ai/): Search 5.7M UK companies by name or number.
- [Company Search](https://www.companyrank.ai/search): Full-text search across all registered companies, with pagination.
- [UK Company Directory](https://www.companyrank.ai/companies): Browse companies by 20 industry sectors, then by subsector and town.
- [Business Insights](https://www.companyrank.ai/insights): UK-wide business intelligence — top employers, fastest-growing sectors, financial leaderboards.
- [Compare Companies](https://www.companyrank.ai/compare): Side-by-side comparison of two companies across financials, officers, and filings.

## Company profiles

Every company has a profile page at `/company/{number}/{slug}` containing:
- Registered details: status, type, incorporated date, registered address, SIC codes
- Officers and persons with significant control (PSCs)
- Filing history
- Parsed financial statements (turnover, net worth, employees, profit, cash etc.) from iXBRL accounts
- Charges (mortgages and debentures)
- Insolvency cases
- Previous names and change history

Example: [Monzo Bank Limited](https://www.companyrank.ai/company/09446231/monzo-bank-limited)

## Industry sectors

Companies are organised into 20 sectors, each with subsectors:

- [Retail](https://www.companyrank.ai/companies/retail)
- [Technology & Software](https://www.companyrank.ai/companies/technology-software)
- [Property & Real Estate](https://www.companyrank.ai/companies/property-real-estate)
- [Finance & Insurance](https://www.companyrank.ai/companies/finance-insurance)
- [Construction](https://www.companyrank.ai/companies/construction)
- [Professional Services](https://www.companyrank.ai/companies/professional-services)
- [Health & Social Care](https://www.companyrank.ai/companies/health-social-care)
- [Food & Hospitality](https://www.companyrank.ai/companies/food-hospitality)
- [Manufacturing](https://www.companyrank.ai/companies/manufacturing)
- [Transport & Logistics](https://www.companyrank.ai/companies/transport-logistics)
- [Education](https://www.companyrank.ai/companies/education)
- [Media & Creative](https://www.companyrank.ai/companies/media-creative)
- [Energy & Utilities](https://www.companyrank.ai/companies/energy-utilities)
- [Agriculture](https://www.companyrank.ai/companies/agriculture)
- [Mining & Extraction](https://www.companyrank.ai/companies/mining-extraction)
- [Wholesale & Distribution](https://www.companyrank.ai/companies/wholesale-distribution)
- [Charitable & Non-Profit](https://www.companyrank.ai/companies/charitable-non-profit)
- [Sport & Recreation](https://www.companyrank.ai/companies/sport-recreation)
- [Personal Services](https://www.companyrank.ai/companies/personal-services)
- [Public Sector](https://www.companyrank.ai/companies/public-sector)

## Free tools

- [Company Health Score](https://www.companyrank.ai/tools/company-health-score): 0–100 risk score combining filing compliance, financial trends, charges, insolvency, and disqualification flags.
- [Industry Financial Benchmarker](https://www.companyrank.ai/tools/industry-benchmarker): Median turnover, profit margin, employees, and net worth by SIC sector and company size band.
- [Sector Incorporation Trends](https://www.companyrank.ai/tools/sector-trends): Monthly and annual company formations and dissolutions by sector, filterable by region.
- [Filing Deadline Calendar](https://www.companyrank.ai/tools/filing-calendar): Upcoming accounts and confirmation statement deadlines with iCal export.
- [Director Risk Radar](https://www.companyrank.ai/tools/director-risk-radar): Full network of every company a director has held, with insolvency, charge, and disqualification flags.
- [Director Pay Intelligence](https://www.companyrank.ai/tools/director-pay): Median and top-quartile director emoluments and dividends by sector and company size.
- [Overdue Filing Alert Board](https://www.companyrank.ai/tools/overdue-filings): Live leaderboard of companies with overdue accounts or confirmation statements.
- [Charge & Debt Exposure Checker](https://www.companyrank.ai/tools/charge-checker): Secured debt visualisation — lenders, outstanding and satisfied charges.
- [Insolvency Exposure Scanner](https://www.companyrank.ai/tools/insolvency-scanner): Scan a list of companies for active insolvency, recent charges, or deteriorating accounts.
- [Trademark Gap Analyser](https://www.companyrank.ai/tools/trademark-gap): Identifies companies in a sector with no registered UK trademark.
- [Financial Trajectory Tracker](https://www.companyrank.ai/tools/financial-trajectory): Year-by-year charts of turnover, profit, employees, and cash for any company with filed accounts.
- [Dormant Company Finder](https://www.companyrank.ai/tools/dormant-finder): Filter for legally active but likely dormant companies.
- [Competitor Constellation](https://www.companyrank.ai/tools/competitor-constellation): Visual cluster of companies sharing SIC codes, region, and comparable size.
- [Market Entry Radar](https://www.companyrank.ai/tools/market-entry): Formation trends, dissolution rate, and top players for a given sector and region.

## Data sources

- **Companies House** — official UK company registrar. Bulk data updated daily. Covers all 5.7M registered entities.
- **iXBRL accounts filings** — machine-readable financial statements filed with Companies House. Parsed to extract balance sheet, P&L, and headcount data.
- **UK IPO** — trademark register. Pre-2018 and post-April 2025 marks available; gap between Feb 2018–Apr 2025 due to bulk download limitations.

## Privacy

- [Privacy Policy](https://www.companyrank.ai/privacy): How CompanyRank.ai handles data.