Insolvency API guide
Company checksIs this company in insolvency? Three ways to ask, depending on what you have.
Pick the call by what you have
You haveUse
Its register numberLook up a company: one exact answer, with every case it has.
Only its nameSearch by name: every match, with its number.
A list of companiesCheck a list: up to 100 in one call.
A register number is the one its own country gives: a UK company number, a French SIREN, a Czech IČO. Send it as the country writes it.