SIC 71129 Section M — Professional, Scientific and Technical Activities

Other engineering activities

39,355 active UK companies registered under this classification.

SIC Code 71129 (Other engineering activities) is a UK Standard Industrial Classification code used by Companies House to categorise business activities. Companies registered under this code operate in the Other engineering activities sector, which falls under Section M (Professional, Scientific and Technical Activities) of the SIC 2007 framework. There are currently 39,355 active companies and 40,987 total registrations under this classification.

39,355 Active Companies
40,987 Total Registered
1,273 New in 2026
London Top Location

Incorporation Trends

New Other engineering activities companies registered per year.

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Other engineering activities Companies

Showing 1–25 of 40,987 companies.

ET

'BUILDING ENGINEERING TECHNICAL SERVICES LTD 15333577

● Active London Est. 2023
CL

'M' COAT LTD 12254238

● Active Nottingham Est. 2019
AL

01 AUTOMATION LTD 16111975

● Active HIGH WYCOMBE Est. 2024
TL

0121 TELEVISION LIMITED 12502324

● Active Chalfont St. Giles Est. 2020
L

03AI LTD 16108581

● Active London Est. 2024
L

09142088 LTD. 09142088

● Active Derby Est. 2014
DW

1 DEG. WEST MARINE LIMITED 04482920

● Active Northumberland Road Portsmouth Est. 2002
LM

1 LANE MOTORS LTD 16234511

● Active London Est. 2025
ML

1 MO LIMITED 12593926

● Active London Est. 2020
L

1& LIMITED 16465795

● Active London Est. 2025
L

10-9APP LTD SC876379

● Active Newport-On-Tay Est. 2026
PL

10.08 PROJECTS LIMITED SC218403

● Active Aberdeen Est. 2001
ND

100 NINE DESIGN LIMITED 06453087

● Active BURTON-ON-TRENT Est. 2007
PE

100 PERCENT ENGINEERING LIMITED 12200372

● Active Haverhill Est. 2019
L

10042040 LIMITED 10042040

● Active Birmingham Est. 2016
L

101120 LTD 13126897

● Active Aylesbury Est. 2021
DL

105 DESIGN LTD 14621780

● Active Cirencester Est. 2023
WA

105 WEST ARCHITECTS LIMITED 06357858

● Active Bristol Est. 2007
VL

11 VIZART LTD 14713907

● Active POOLE Est. 2023
ML

110 MEDICAL LTD 12559002

● Active Manchester Est. 2020
EL

111 ENGINEERING LIMITED 14137619

● Active Market Drayton Est. 2022
EL

112 ENGINEERING LIMITED 15036642

● Active Rotherham Est. 2023
DC

12 DEGREES CELSIUS LIMITED 13363034

● Active Ashford Est. 2021
PS

1212 PROCESS SOLUTIONS LTD SC758341

● Active Aberdeen Est. 2023
L

1226 LTD 13200821

● Active Accrington Est. 2021

Frequently Asked Questions

What is SIC code 71129?

SIC code 71129 represents "Other engineering activities" in the UK Standard Industrial Classification (SIC) 2007 system. It is used by Companies House to categorise the primary business activity of registered UK companies. It falls under Section M — Professional, Scientific and Technical Activities.

How many UK companies are classified under SIC 71129?

There are currently 39,355 active UK companies registered under SIC code 71129 (Other engineering activities), out of 40,987 total registrations.

Where are most Other engineering activities companies based in the UK?

The top locations for Other engineering activities companies in the UK are London, Warrington, GLASGOW, Aberdeen, Manchester. London typically leads in company registrations across most sectors.

How do I find a specific Other engineering activities company?

You can browse all companies on this page, or use CompanyPulse's search at companypulse.co.uk/search to find a specific company by name or company number. Each company profile includes directors, financial data, risk analysis, and filing history.

How many new Other engineering activities companies were incorporated in 2026?

1,273 new companies were registered under SIC code 71129 in 2026. CompanyPulse tracks all new UK incorporations in real time via the Companies House data stream.