SIC code 42990 covers construction of other civil engineering projects n.e.c. activities in the UK, with 14,746 active companies currently registered. This represents a significant segment of UK business activity. It falls under Section F (Construction) of the UK SIC 2007 classification system, which is used by Companies House to categorise all registered businesses.
See the full industry analysis on the Construction of other civil engineering projects n.e.c. industry page.
With a 86% survival rate, this sector shows strong business longevity. Only 32 of 17,241 companies registered under this code have dissolved, well below the UK average. Companies in this sector average 11.8 years old, reflecting a balanced mix of established businesses and newer market participants. The sector is experiencing strong growth, with 39% of active companies formed since 2020 and 32% during the 2010s. This sustained formation rate points to continued demand for construction of other civil engineering projects n.e.c. services. Companies are geographically dispersed across the UK, with no single location dominating. The top three locations — LONDON, MANCHESTER, BIRMINGHAM — together account for just 11% of the sector.
SIC code 42990 stands for "Construction of other civil engineering projects n.e.c." under the UK Standard Industrial Classification (SIC 2007) system. It belongs to Section F — Construction. Companies use this code when registering with Companies House to indicate their primary business activity. The code is required for annual confirmation statements and is used by HMRC, ONS, and other government bodies for statistical and regulatory purposes.
There are currently 14,746 active companies registered under SIC code 42990 in the UK, out of 17,241 total registrations. This gives a survival rate of 86%, meaning 14% of companies registered under this code have since dissolved. These figures are based on Companies House data and updated regularly.
The top locations for construction of other civil engineering projects n.e.c. companies (SIC 42990) are: LONDON (1,178), MANCHESTER (254), BIRMINGHAM (209), LIVERPOOL (192), GLASGOW (173). Geographic concentration can reflect local economic conditions, industry clusters, or proximity to key markets and supply chains.
The sector is growing: 39% of currently active SIC 42990 companies were formed since 2020, and 32% during the 2010s. This sustained formation rate indicates ongoing demand for construction of other civil engineering projects n.e.c. services in the UK.
Companies classified under SIC 42990 have an average age of 11.8 years. This suggests a balanced sector with both established players and newer entrants. Notable companies include ANDREW SCOTT LTD., J. MURPHY & SONS LIMITED, BACHY SOLETANCHE LIMITED.
Related SIC codes within the same division include: 42110 (Construction of roads and motorways), 42220 (Construction of utility projects for electricity and telecommunications), 42120 (Construction of railways and underground railways), 42910 (Construction of water projects). Companies may use multiple SIC codes if they operate across several of these related activities. When registering with Companies House, businesses should select the code that best represents their primary activity.
You can search for companies with SIC code 42990 (Construction of other civil engineering projects n.e.c.) using UVAGATRON's company explorer, which allows filtering by SIC code, location, and company status. Alternatively, Companies House offers a basic search on their website. Our platform adds risk intelligence, director networks, and signals from 50+ government databases to each company record.
Search, filter, and analyse 14,746 companies classified under this SIC code with AI-powered risk intelligence.
Data sourced from Companies House, HM Land Registry, FCA Register, and 50+ government databases. SIC classification follows the UK Standard Industrial Classification of Economic Activities 2007 (SIC 2007). Last updated: 2026-04-17.