companyrank.ai valid
CompanyRank.ai
Free UK company intelligence. Search 5.7 million Companies House records — officers, filings, financials, SIC industry codes, charges, insolvency, and more.
- Authority
- 48 reach 6 · trust 6 · quality 21 · freshness 15
- Tier
- listed
- llms.txt
- https://www.companyrank.ai/llms.txt
- Sections
- 6
- Links
- 41
- Size
- 6218 bytes
- Popularity rank
- #656458
- Registered
- 2026-04-23
- Country
- — Publisher location unknown; CDN address excluded
- Country evidence
- No published address evidence collected yet
- For agents
- Documentation: developer or product docs worth reading, nothing to call
- First seen
- 2026-10-25T16:27:10.728Z
- Last checked
- 2026-10-25T18:22:15.248Z
- Badge
Their llms.txt
The beginning of the file, from our validated copy saved 2026-10-25T18:22:13.178Z. Cached copy · Source on companyrank.ai
# 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-distr
…Machine-readable: GET /v1/resolve?q=companyrank.ai · GET /v1/domain/companyrank.ai · this page as Accept: application/json or text/markdown · MCP lookup_domain
Automatically discovered from public files. Inclusion does not imply endorsement or publisher participation.
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If you own or manage companyrank.ai, you can update its listing and review file health, discovery activity and score history.
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What verification unlocks
See how your site is discovered—and control what agents see.
- See your website in the map
Review your indexed topics, nearby publishers sharing headings, measured listing exposure and map snapshots in a private report for your website.
- Control what agents see
Edit your listing description, tags, public contact details and additional llms.txt paths. Publish your terms for automated access, attribution and pricing.
- Make your profile eligible for search
A valid, listed, unblocked, verified profile can appear in our publisher sitemap and become eligible for search-engine visibility. Search engines decide what to index and rank.
- Appear in our llms-full.txt
Eligible verified publishers are listed by name, with their file links and summaries, in the service overview agents can read.
Free. No account registration, backlink or payment required. Public discovery remains available without verification.
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Claim my listing on Agent Web Map for companyrank.ai:
1. POST https://agentwebmap.com/v1/sites/companyrank.ai/claims and keep claim_id and claim_secret private.
2. Publish the verification line "AgentWebMap verification: <token>" (token from step 1) in https://companyrank.ai/llms.txt, or use the DNS, meta-tag or well-known method the response describes. This only verifies the listing; your website and domain remain yours.
3. POST https://agentwebmap.com/v1/sites/companyrank.ai/verify with {"claim_id": "...", "claim_secret": "..."}.
4. Save the api_key from the answer; it manages the listing (PATCH https://agentwebmap.com/v1/sites/companyrank.ai).
MCP equivalent: tools begin_ownership_claim, then verify_domain, at https://agentwebmap.com/mcp. Docs: https://agentwebmap.com/docs#verifyCorrections or removal requests: contact the directory.