SIC code 3420 is a UK Standard Industrial Classification (SIC 2007) code. Companies record it at Companies House to describe what they do, and it is one of up to four SIC codes a company can hold.
Active companies under SIC code 3420 cluster most in:
A sample of recently-incorporated active companies classified under 3420:
SIC code 3420 is a UK Standard Industrial Classification (SIC 2007) code used by Companies House to record a company's business activity.
8 companies are currently classified under SIC code 3420 on the UK register, most commonly in Birmingham, London, Leeds.
On Company Shark, search the live Companies House register by SIC code 3420, then narrow by location and incorporation date and export the list with director details. SIC code filtering is available on the Business and MAX plans.
SIC codes are self-reported. Pick the code that most closely matches your main activity. You can record up to four SIC codes, and update them on your annual confirmation statement.
Learn more: what is an SIC code? · how to find companies by industry · all SIC codes