Top electrical contractors in the UK
| Company Name | Country | City | Address 1 | State/Province | Postal Code | Website | Founding Year | Yearly Revenue in U.S. Dollars | Employees Total | Business Legal Type - Description | Number of Companies in Group | Company Registration Number | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Tokyo Electric Power Company Holdings, Incorporated | Unitedkingdom | Acton | 13 Elers Road | London | W13 9QA | N/A | 1998 | $57,179,518,290 | 1 | Foreign company | 457 | FC021425 |
| 2 | Ge Vernova International LLC | Unitedkingdom | Stafford | C/o UK Grid Solutions Limited | Staffordshire | ST16 1WT | N/A | 1961 | $6,262,662,000 | 421 | Foreign company | 1193 | FC006906 |
| 3 | Tclarke Contracting LIMITED | Unitedkingdom | Monument-aldgate-fenchurch Street-tower Hill | 30 St. Mary Axe | London | EC3A 8BF | tclarke.***** | 1923 | $1,071,032,594 | 760 | Corporation | 34 | 00189434 |
| 4 | Arris Global LTD. | Unitedkingdom | Holborn | 16 Great Queen Street | London | WC2B 5AH | commscope.***** | 1982 | $947,958,000 | 291 | Corporation | 65 | 01672847 |
| 5 | Dalkia Group LIMITED | Unitedkingdom | Staines-upon-thames | Twenty, Kingston Road | Surrey | TW18 4LG | dalkia.***** | 2015 | $772,009,464 | 4,064 | Corporation | 61 | 09752439 |
| 6 | Altrad Services LIMITED | Unitedkingdom | Warrington | 7 Asher Court | Warrington | WA4 4ST | uk.***** | 1997 | $626,799,350 | 2,309 | Corporation | 501 | 03337119 |
| 7 | Adt Fire And Security PLC | Unitedkingdom | Sunbury-on-thames | Security House | Surrey | TW16 5DB | adt.***** | 1874 | $522,700,261 | 2,466 | Corporation | 2579 | 01161045 |
| 8 | Ng Bailey LIMITED | Unitedkingdom | Leeds | Ground Floor (suite T) | Leeds, West Yorkshire | LS11 0DL | ngbailey.***** | 1938 | $430,171,844 | 1,486 | Corporation | 83 | 00342778 |
| 9 | Phoenix Me LIMITED | Unitedkingdom | Whitechapel | Central House | London | E1 8DZ | phoenixme.***** | 1931 | $390,727,073 | 420 | Corporation | 10 | 00255476 |
| 10 | C.L.C. Contractors LIMITED | Unitedkingdom | Nichols Town | Vincent Avenue | Southampton | SO16 6PQ | twelectrical.***** | 1975 | $363,837,516 | 963 | Corporation | 34 | 01230435 |
| 11 | Essex Services Group LIMITED | Unitedkingdom | Gidea Park | Viking Business Centre | London | RM7 0HL | esglimited.***** | 1975 | $262,434,733 | 427 | Corporation | 6 | 01224662 |
| 12 | Essex Group Holdings International LIMITED | Unitedkingdom | Rochford | Millhouse 32-38 East Street | Essex | SS4 1DB | N/A | 2016 | $262,197,498 | 290 | Corporation | 6 | 10217582 |
| 13 | Enerveo LIMITED | Unitedkingdom | Segensworth West | 34 Palmerston Business Park | Hampshire | PO14 1DJ | enerveo.***** | 1988 | $246,292,580 | 984 | Corporation | 307 | 02317133 |
| 14 | Cbes LIMITED | Unitedkingdom | Summertown | Caledonia House | Glasgow City | G5 0US | cbes.***** | 1985 | $232,430,617 | 845 | Corporation | 35 | SC288763 |
| 15 | Aico | Unitedkingdom | Knockin Heath | Maesbury Road | Shropshire | SY10 8NR | aico.***** | 1990 | $230,813,596 | 73 | Corporation | 7 | 02544399 |
| 16 | Dodd Group (midlands) LIMITED | Unitedkingdom | Wombridge | Stafford Park 13 | Telford and Wrekin | TF3 3AZ | doddgroup.***** | 1947 | $203,349,692 | 707 | Corporation | 32 | 01179878 |
| 17 | Spl Powerlines UK LIMITED | Unitedkingdom | Coatbridge | 7 Kirkshaws Road | North Lanarkshire | ML5 5EY | wilpowerkinesuk.***** | 1999 | $192,708,909 | 374 | Corporation | 4270 | SC202412 |
| 18 | H&MV Engineering Services LIMITED | Unitedkingdom | Aylesford | Eden House | Kent | ME20 7UH | hmveng.***** | 2019 | $185,304,450 | 260 | Corporation | 34 | 12164983 |
| 19 | Briggs & Forrester Engineering Services LIMITED | Unitedkingdom | Kingsthorpe | Bembridge House Bembridge Drive | West Northamptonshire | NN2 6LZ | briggsandforrester.***** | 1947 | $180,784,915 | 487 | Corporation | 19 | 01106549 |
| 20 | Fes LIMITED | Unitedkingdom | Stirling | Scotia House | Stirling | FK9 4TZ | fes-group.***** | 1973 | $178,634,447 | 453 | Corporation | 7 | SC053848 |
| 21 | Ocs Technical Services LIMITED | Unitedkingdom | Stirling | Forth House | Stirling | FK7 8HW | fes-group.***** | 2001 | $178,044,501 | 181 | Corporation | 97 | SC220049 |
| 22 | Powerteam Electrical Services (UK) LIMITED | Unitedkingdom | Sydenham Intake | Unit 5 | Belfast | BT3 9DE | omexom.***** | 1998 | $165,138,399 | 483 | Corporation | 8087 | NI034635 |
| 23 | Apollo Fire Detectors LIMITED | Unitedkingdom | Havant | 36 Brookside Road | Hampshire | PO9 1JR | apollo-fire.***** | 1980 | $157,889,103 | 381 | Corporation | 268 | 01483208 |
| 24 | Corps Of Commissionaires Management LIMITED | Unitedkingdom | Finsbury | Market House | London | EC1M 6PF | corpssecurity.***** | 1859 | $155,400,877 | 3,057 | Corporation | 18 | 01107779 |
| 25 | Housing Maintenance Solutions LIMITED | Unitedkingdom | Parr | 4 Corporation Street | Saint Helens, Merseyside | WA9 1LD | N/A | 2010 | $153,827,236 | 764 | Corporation | 2 | 07237932 |
Showing 25 of 70,411 companies
Request Free SampleUK electrical contractors by region / province
Electrical contractors in the UK by employee size
| Bracket | Companies | Share |
|---|---|---|
| 1-4 | 60,973 | |
| 5-9 | 4,991 | |
| 10-19 | 2,327 | |
| 20-49 | 1,200 | |
| 0 or Unknown | 493 | |
| 50-99 | 245 | |
| 100-199 | 109 | |
| 200-499 | 52 | |
| 500-999 | 14 | |
| 1.000-4.999 | 6 | |
| 10.000+ | 1 |
Electrical contractors in the UK by revenue
| Bracket | Companies | Share |
|---|---|---|
| 100.001 to 499.999 | 34,650 | |
| 1 to 100.000 | 29,222 | |
| 500.000 to 999.999 | 2,636 | |
| 1.000.000 to 4.999.999 | 2,419 | |
| 0 or Unknown | 530 | |
| 10.000.000 to 49.999.999 | 436 | |
| 5.000.000 to 9.999.999 | 432 | |
| 50.000.000 to 99.999.999 | 47 | |
| 100.000.000 to 499.999.999 | 32 | |
| 500.000.000 to 999.999.999 | 4 | |
| 1.000.000.000 or more | 3 |
About the UK electrical contractors sector
The UK electrical contractors market spans large national operators and local independents across England, Scotland, Wales and Northern Ireland. Together they make up the full list of electrical contractors in the UK shown above, grouped under the Construction category.
Looking for a list of electrical contractors in the UK for outbound sales, an email list for marketing campaigns, or a mailing list for direct outreach? The list above is filterable by region, employee size, revenue band and founding year. Every active business is verified against the UK companies register. Export to CSV or Excel, or request a free sample to evaluate.
Closely related industries
UK electrical contractors sit within the Construction sector. The list above covers every active UK company in this sector, so the regional and revenue breakdowns reflect the full market rather than a sample. Explore closely related sectors below.
Frequently asked questions about electrical contractors in the UK
The full list of UK electrical contractors on this page covers every active business registered with Companies House. The live counter near the top shows the current total, updated continuously as new companies register and dormant ones are dissolved.
London is typically the largest concentration, followed by other major cities and counties. The full regional breakdown is shown in the table below the company list. Click any region to open a focused list of electrical contractors in that area.
Yes. Use the form on this page to request a free sample or a full export. Files are delivered as CSV or Excel and include company name, registered address, region, SIC code, employee size, revenue band, website and email where available.
Each entry on the UK electrical contractors list includes company name, Companies House registration number, registered address, region, SIC code(s), incorporation date, current status (active or dormant), employee size band, revenue band, website, phone number and email where available.
The list refreshes continuously from the UK companies register. New registrations, address changes, status changes and updated financial filings propagate to your downloaded list within days.
Yes. The list of UK electrical contractors can be exported as an email list or a postal mailing list for outbound campaigns. Filter by region, employee size and revenue band first to narrow your target segment, then request the export with email and address fields included.
Yes. Filter to a single city or town, pick multiple cities, or take a whole region. For city-specific pages, click any row in the regional breakdown below the main list.
Yes. Filter by region, employee size, revenue band and founding year to build a precise target list, then export with contact fields for outreach. All records are GDPR-compliant business information sourced from the public UK companies register.
