SIC code 42220 classifies businesses engaged in construction of utility projects for electricity and telecommunications. There are 3,712 active companies registered under this code in the UK, forming a substantial sector within the national economy. 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 utility projects for electricity and telecommunications industry page.
With a 86% survival rate, this sector shows strong business longevity. Only 10 of 4,318 companies registered under this code have dissolved, well below the UK average. The average company age of 4.7 years suggests a relatively young and dynamic sector, with many businesses having been established in recent years. Growth has been exceptional recently: 74% of all active companies were formed since 2020, marking this as one of the fastest-expanding classifications. The 2010s contributed another 21%, meaning the vast majority of businesses are relatively new. Companies are geographically dispersed across the UK, with no single location dominating. The top three locations — LONDON, LIVERPOOL, GLASGOW — together account for just 19% of the sector.
SIC code 42220 stands for "Construction of utility projects for electricity and telecommunications" 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 3,712 active companies registered under SIC code 42220 in the UK, out of 4,318 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 utility projects for electricity and telecommunications companies (SIC 42220) are: LONDON (535), LIVERPOOL (88), GLASGOW (82), LUTON (46), MANCHESTER (46). Geographic concentration can reflect local economic conditions, industry clusters, or proximity to key markets and supply chains.
The sector is growing: 74% of currently active SIC 42220 companies were formed since 2020, and 21% during the 2010s. This sustained formation rate indicates ongoing demand for construction of utility projects for electricity and telecommunications services in the UK.
Companies classified under SIC 42220 have an average age of 4.7 years. This young average age reflects a sector with many recent market entrants and rapid turnover. Notable companies include ENIGMA INDUSTRIAL SERVICES LTD, AMENTUM CLEAN ENERGY LIMITED, WHP TELECOMS LIMITED.
Related SIC codes within the same division include: 42990 (Construction of other civil engineering projects n.e.c.), 42110 (Construction of roads and motorways), 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 42220 (Construction of utility projects for electricity and telecommunications) 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 3,712 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.