Activities auxiliary to financial intermediation n.e.c. (SIC code 66190)
Activities auxiliary to financial intermediation n.e.c. is UK SIC code 66190. It sits in division 66 (Activities auxiliary to financial services and insurance activities) of the SIC 2007 list. On the August 2026 Companies House register, 9,704 active UK companies list 66190 among their SIC codes. 7,478 of them list it first. That makes it the most used code in its division.
9,704active UK companies list SIC 66190 among their codes on the public recordCompanies House · counts as of August 2026
SIC 66190 in numbers
9,704 companies is 0.19 per cent of the 5,190,464 active companies on the UK register. 66190 is the most used of the 7 codes we track in division 66.
7,478 put 66190 first and 2,226, 23 per cent, list it in one of their other three slots. First code only gives the tighter list; any position gives more of them.
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 29 per cent and the top five post towns hold 34 per cent, so the other 66 per cent sit across the rest of the country. A regional filter narrows the list without gutting it.
A worked example: 66190, registered office in London, incorporated in the last ninety days, from a pool of 9,704. 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 66190 companies, as leads
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This division gathers the middlemen of financial services. Insurance agents and brokers sit under 66220.
Related SIC codes
How to read SIC 66190
SIC 66190 reads as division 66 (activities auxiliary to financial services and insurance activities), group 661, class 6619, 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 66190 is the company's own description of what it does, and 7,478 list it first where 9,704 list it anywhere.
Who sells into division 66
Plenty of suppliers work this water. They sell compliance support, professional indemnity cover, CRM and back-office platforms, paraplanning services and recruitment.
About SIC 66190
How many UK companies use SIC code 66190?
9,704 active UK companies list 66190 (Activities auxiliary to financial intermediation n.e.c.) among their registered SIC codes. Each company may register up to four. Of those, 7,478 put it first. The figures come from the August 2026 Companies House register snapshot, and count active companies only.
Which SIC code do independent financial advisers normally use?
Most IFAs register 66190, activities auxiliary to financial intermediation n.e.c. Insurance-focused advisers often use 66220 or 66290 instead. There is no official mapping and no approval step. Directors choose their own codes at incorporation and can amend them on the next confirmation statement (CS01). A company may hold up to 4 codes, so many adviser firms list a financial code and an insurance code.
Find UK SIC 66190 companies
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