Notice to clients: Companies House are Currently experiencing processing delays at Companies House. As of 01-08-2025, is still processing orders received on 31-07-2025.
Our guaranteed same-day service is available, if required, for some packages.
SIC is short for Standard Industrial Classification. The SIC code identifies your company’s principal business activity i.e. the nature of your business. You will need it when you file your first Annual Return with Companies House.