Companies House API

government & registries

6 endpoints for public Companies House data. Send your key in x-api-key; you pay for calls that run, and errors on our side are free. Companies House API overview, examples and prices →

endpoint	what it returns	parameters	cost	actions
GET/companies-house/v1/advanced-search	UK company advanced search	12 optional	1 cr	docs try
GET/companies-house/v1/company	UK company profile	number +1 optional	1 cr	docs try
GET/companies-house/v1/filings	UK company filing history	number +2 optional	1 cr	docs try
GET/companies-house/v1/officers	UK company officers	number +3 optional	1 cr	docs try
GET/companies-house/v1/pscs	Companies House persons with significant control	number	1 cr	docs try
GET/companies-house/v1/search	UK company search	q +1 optional	1 cr	docs try