Activities of construction holding companies (SIC code 64203)
Activities of construction holding companies is UK SIC code 64203. It sits in division 64 (Financial service activities, except insurance and pension funding) of the SIC 2007 list. On the August 2026 Companies House register, 4,921 active UK companies list 64203 among their SIC codes. 4,382 of them list it first.
4,921active UK companies list SIC 64203 among their codes on the public recordCompanies House · counts as of August 2026
SIC 64203 in numbers
4,921 companies is 0.09 per cent of the 5,190,464 active companies on the UK register. 64203 is the 7th most used of the 18 codes we track in division 64.
4,382 of the 4,921 put 64203 first, and only 539 carry it as a second, third or fourth code. The code on its own is a clean filter.
ACTIVE COMPANIES BY REGISTERED-OFFICE POST TOWN (WHERE THE PAPERWORK SITS, NOT NECESSARILY THE WORK) · COMPANIES HOUSE PUBLIC RECORD, AUGUST 2026
London is the largest cluster at 12 per cent and the top five post towns hold 17 per cent, so the other 83 per cent sit across the rest of the country. A regional filter narrows the list without gutting it.
A worked example: 64203, registered office in London, incorporated in the last ninety days, from a pool of 4,921. Each lead you get arrives with a working website and a real email, and the director's name when the record has one. If we cannot complete one, you pay nothing.
SIC 64203 companies, as leads
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The title sounds like banking. On the UK register, division 64 is really about corporate structure.
Related SIC codes
How to read SIC 64203
SIC 64203 reads as division 64 (financial service activities, except insurance and pension funding), group 642, class 6420, then the full five digits, inside section K, financial and insurance activities. A company picks its own codes, up to four, and Companies House does not check them, so 64203 is the company's own description of what it does, and 4,382 list it first where 4,921 list it anywhere.
Who sells into division 64
Most of this division is holding companies and special purpose vehicles. So the natural sellers are advisers to corporate structures.
About SIC 64203
How many UK companies use SIC code 64203?
4,921 active UK companies list 64203 (Activities of construction holding companies) among their registered SIC codes. Each company may register up to four. Of those, 4,382 put it first. The figures come from the August 2026 Companies House register snapshot, and count active companies only.
Which SIC code should a holding company register?
Use 64209, activities of other holding companies n.e.c. It is the default and the most common choice. If the group has a clear sector, a specific variant describes it better. That means 64203 for construction, 64205 for financial services, or 64202 for production holding companies. The company picks its own code at incorporation or on a CS01. No approval is required.
Find UK SIC 64203 companies
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