Repair of electrical equipment (SIC code 33140)
Repair of electrical equipment is UK SIC code 33140. It sits in division 33 (Repair and installation of machinery and equipment) of the SIC 2007 list. On the August 2026 Companies House register, 5,521 active UK companies list 33140 among their SIC codes. 4,962 of them list it first. That makes it the third most used code in its division.
5,521active UK companies list SIC 33140 among their codes on the public recordCompanies House · counts as of August 2026
SIC 33140 in numbers
5,521 companies is 0.11 per cent of the 5,190,464 active companies on the UK register. 33140 is the third most used of the 9 codes we track in division 33.
4,962 of the 5,521 put 33140 first, and only 559 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 9 per cent and the top five post towns hold 15 per cent, so the other 85 per cent sit across the rest of the country. A regional filter narrows the list without gutting it.
A worked example: 33140, registered office in London, incorporated in the last ninety days, from a pool of 5,521. 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 33140 companies, as leads
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This division keeps industry's equipment running.
Related SIC codes
How to read SIC 33140
SIC 33140 reads as division 33 (repair and installation of machinery and equipment), group 331, class 3314, then the full five digits, inside section C, manufacturing. A company picks its own codes, up to four, and Companies House does not check them, so 33140 is the company's own description of what it does, and 4,962 list it first where 5,521 list it anywhere.
Who sells into division 33
Field service work runs on scheduling, quoting and job management. That makes this a good place to look for software firms selling those tools, above all where engineer headcount is growing.
About SIC 33140
How many UK companies use SIC code 33140?
5,521 active UK companies list 33140 (Repair of electrical equipment) among their registered SIC codes. Each company may register up to four. Of those, 4,962 put it first. The figures come from the August 2026 Companies House register snapshot, and count active companies only.
What separates repair codes in division 33 from installation codes in division 43?
Division 33 is about industrial machinery and equipment. Think repairing production lines, installing factory plant and maintaining commercial kit. Division 43 is about building services: electrical wiring, plumbing and HVAC inside buildings. An engineer installing a packaging machine uses 33200. An electrician wiring the factory uses 43210. Firms doing both can list codes from both divisions, within the four-code limit.
Find UK SIC 33140 companies
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