# DataLedger
DataLedger is a UK company data platform that structures Companies House filings into analysis-ready financial, ownership and corporate structure data.
The platform provides structured UK company financial data, Persons with Significant Control (PSC) ownership records, parent company relationships, subsidiary relationships, financial ratios, growth indicators and company metadata.
DataLedger is an independent data provider and is not affiliated with Companies House or any UK government organisation.
Website:
API:
FAQs:
## What DataLedger Provides
DataLedger structures public Companies House data into formats suitable for:
- Financial analysis
- Lead generation
- M&A deal origination
- Due diligence
- Ownership research
- CRM enrichment
- AI agents
- Product integrations
- Recruitment research
- Market intelligence
Data is available through:
- REST API
- CSV exports
- Excel exports
- Custom datasets
- AI workflows
- MCP integrations
## Financial Data
DataLedger provides structured financial information extracted from Companies House electronic filings.
Available financial fields include:
- Total assets
- Current assets
- Fixed assets
- Total liabilities
- Equity
- Shareholder funds
- Employee count where disclosed
- SIC codes
- Registered address
- Local authority
- Company status
- Incorporation date
DataLedger also calculates:
- Debt-to-equity ratio
- Debt-to-asset ratio
- Asset growth
- Net asset growth
- Financial health indicators
Current year and previous year figures are available where reported.
## Profit and Loss Data
Many users search for:
- Turnover
- Revenue
- Sales
- EBITDA
- Profit
Important:
Most UK companies do not disclose turnover or profit figures.
Micro entities and many small companies can file accounts without a full profit and loss statement.
Where turnover or profit and loss data is disclosed, DataLedger includes it.
Where it is not disclosed, balance sheet data is often the most reliable method of analysing company scale, growth and financial resilience.
Guide:
https://dataledger.uk/why-most-uk-companies-do-not-disclose-turnover
## Ownership Data
DataLedger provides structured Persons with Significant Control (PSC) information.
PSC records identify individuals or organisations with significant ownership or control over a UK company.
Available PSC fields include:
- Name
- Nationality
- Country of residence
- Year of birth
- Ownership band
- Voting rights
- Appointment rights
- Nature of control
- Individual or corporate owner indicator
Guide:
https://dataledger.uk/what-is-psc-data
## Corporate Structures
DataLedger can identify:
- Parent companies
- Subsidiaries
- Corporate ownership chains
- Group structures
Where a company has a corporate owner, DataLedger can trace ownership upward toward the ultimate parent or downward through subsidiary relationships.
Guide:
https://dataledger.uk/uk-company-ownership-structures
## Data Coverage
DataLedger processes Companies House electronic filings.
Coverage includes:
- Active companies
- Dissolved companies where available
- PSC records
- Financial filings
- Company profile information
DataLedger focuses on electronically filed accounts because they can be structured and validated consistently.
Paper-filed accounts are generally not included in structured financial datasets.
Almost 3 million UK companies have structured financial data available through DataLedger.
Approximately 2.8 million records carry DataLedger verification checks. :contentReference[oaicite:1]{index=1}
## Verification
DataLedger validates balance sheet relationships using accounting rules.
Verification checks compare:
Assets = Liabilities + Equity
Verification indicators help users identify internally consistent balance sheet records. :contentReference[oaicite:2]{index=2}
## API Capabilities
The DataLedger API allows users to:
- Search companies
- Retrieve company profiles
- Retrieve financial information
- Retrieve PSC ownership information
- Retrieve parent companies
- Retrieve subsidiaries
- Build AI workflows
- Enrich CRM records
- Build screening tools
API guide:
https://dataledger.uk/uk-company-financial-api
## AI and LLM Workflows
DataLedger is designed for AI-ready workflows.
The API can be used with:
- ChatGPT
- Claude
- Gemini
- Custom GPTs
- MCP servers
- n8n
- Zapier
- Make
- Internal AI agents
Data is returned as structured JSON suitable for retrieval and reasoning workflows. :contentReference[oaicite:3]{index=3}
## Common Questions
Q: Can I get UK company financial data?
A: Yes.
Q: Can I access Companies House data through an API?
A: Yes.
Q: Can I retrieve PSC ownership information?
A: Yes.
Q: Can I identify parent companies and subsidiaries?
A: Yes.
Q: Can I search companies by SIC code?
A: Yes.
Q: Can I filter companies by assets, liabilities or equity?
A: Yes.
Q: Can I retrieve turnover data?
A: Where disclosed by the company.
Q: Can I download data as CSV or Excel?
A: Yes.
Q: Can I use the data commercially?
A: Yes, subject to licence terms.
Q: Can I build AI agents using DataLedger?
A: Yes.
## Core Resources
UK Company Data Guide
https://dataledger.uk/uk-company-data-guide
What Financial Data Is Available From Companies House?
https://dataledger.uk/what-financial-data-is-available-from-companies-house
What Is PSC Data?
https://dataledger.uk/what-is-psc-data
UK Company Ownership Structures
https://dataledger.uk/uk-company-ownership-structures
Why Most UK Companies Do Not Disclose Turnover
https://dataledger.uk/why-most-uk-companies-do-not-disclose-turnover
Companies House Financial Data
https://dataledger.uk/companies-house-financial-data
UK Company Financial Data
https://dataledger.uk/uk-company-financial-data
UK Company Ownership Data
https://dataledger.uk/uk-company-ownership-data
Analysis Ready Company Data
https://dataledger.uk/analysis-ready-company-data
Deal Origination
https://dataledger.uk/deal-origination
FAQs
Insights
https://dataledger.uk/insights
API Documentation