Company lists · Data refreshed October 2026
Top 25 Onshore substation suppliers based in the United Kingdom
RevenueBase identified 402 company matches for onshore substation suppliers associated with the United Kingdom as of October 2026 and tracks 7,726 professional contacts across them, including 2,309 with verified work emails. London is the largest hub.
This list covers company matches for onshore substation suppliers associated with the United Kingdom, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed October 28, 2026.
Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase SmartSearch, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.
The 25 largest onshore substation suppliers based in the United Kingdom
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 1,111 contacts → | ||||
Exact match “Established in 1985 to support the emerging UK cable television market, Kelly Group has diversified to meet the needs of our clients.” Recorded in the RevenueBase company graph · Oct 28, 2026 · View company records in RevenueBase | |||||
| 2 | 728 contacts → | ||||
Exact match “Freedom is a leading provider of facilities and power engineering services.” Recorded in the RevenueBase company graph · Oct 28, 2026 · View company records in RevenueBase | |||||
| 3 | 380 contacts → | ||||
Exact match “Omexom in the United Kingdom and Republic of Ireland is the VINCI Energies brand dedicated to the Generation, Transmission, and Distribution of electricity as well as the design…” Recorded in the RevenueBase company graph · Oct 28, 2026 · View company records in RevenueBase | |||||
| 4 | 315 contacts → | ||||
Exact match “SPL Powerlines UK & I is a leading multi-disciplinary infrastructure specialist, offering end-to-end delivery across both rail and energy sectors with capabilities that set us…” Recorded in the RevenueBase company graph · Oct 28, 2026 · View company records in RevenueBase | |||||
| 5 | 276 contacts → | ||||
Exact match “INTEC Energy Solutions delivers best-in-class services in Engineering, Procurement, Construction (EPC), Battery Energy Storage Systems (BESS), Manufacturing, Project Development…” Recorded in the RevenueBase company graph · Oct 28, 2026 · View company records in RevenueBase | |||||
| 6 | 178 contacts → | ||||
Exact match “We support the global drive to net zero with innovative, engineered solutions that address grid resilience and systems challenges, facilitate electrification of transport and…” Recorded in the RevenueBase company graph · Oct 28, 2026 · View company records in RevenueBase | |||||
| 7 | 127 contacts → | ||||
Exact match “Powered by People.” Recorded in the RevenueBase company graph · Oct 28, 2026 · View company records in RevenueBase | |||||
| 8 | 110 contacts → | ||||
Exact match “Excalon is one of the Britain’s leading UK Electrical Utility Service Providers.” Recorded in the RevenueBase company graph · Oct 28, 2026 · View company records in RevenueBase | |||||
| 9 | 104 contacts → | ||||
Exact match “Rock Power Connections are experts in electrical connections with a proven track record of quality and safety.” Recorded in the RevenueBase company graph · Oct 28, 2026 · View company records in RevenueBase | |||||
| 10 | 81 contacts → | ||||
Exact match “Advantage NRG is a specialist, labour only, sub-contractor using its own skilled labour force to build and maintain electrical transmission systems.” Recorded in the RevenueBase company graph · Oct 28, 2026 · View company records in RevenueBase | |||||
| 11 | 75 contacts → | ||||
Exact match “Established in 2006, Global Substation Solutions Ltd (GSS) are a dynamic power system engineering company, providing turnkey project services to the UK and international…” Recorded in the RevenueBase company graph · Oct 28, 2026 · View company records in RevenueBase | |||||
| 12 | 60 contacts → | ||||
Exact match “AUS is a specialist supplier to the electricity distribution and transmission, rail, utility arboricultural, and telecommunications industries.” Recorded in the RevenueBase company graph · Oct 28, 2026 · View company records in RevenueBase | |||||
| 13 | 58 contacts → | ||||
Exact match “Avidety specialise in the construction and maintenance of overhead and underground electricity networks.” Recorded in the RevenueBase company graph · Oct 28, 2026 · View company records in RevenueBase | |||||
| 14 | 53 contacts → | ||||
Exact match “RJ Power Group is a specialist electrical contracting business, providing engineering solutions in the power sector.” Recorded in the RevenueBase company graph · Oct 28, 2026 · View company records in RevenueBase | |||||
| 15 | 52 contacts → | ||||
Exact match “Since 1998, Powercor have specialised in every aspect of electrical engineering.” Recorded in the RevenueBase company graph · Oct 28, 2026 · View company records in RevenueBase | |||||
| 16 | 51 contacts → | ||||
Exact match “HVSS (High Voltage Substation Services) was formed in 2009 specializing in installation and commissioning of High Voltage Substations Systems up to 400kV.” Recorded in the RevenueBase company graph · Oct 28, 2026 · View company records in RevenueBase | |||||
| 17 | 49 contacts → | ||||
Exact match “Acrastyle Limited (UK) is a resource-rich engineering company that designs, manufactures, tests, installs, commissions, and maintains high-voltage sub-station protection and…” Recorded in the RevenueBase company graph · Oct 28, 2026 · View company records in RevenueBase | |||||
| 18 | 48 contacts → | ||||
Exact match “Established for over 100 years, Slaters Electricals Ltd are experts in LV and HV power distribution equipment, installation and support solutions.” Recorded in the RevenueBase company graph · Oct 28, 2026 · View company records in RevenueBase | |||||
| 19 | 47 contacts → | ||||
Exact match “Our aim is to be the first choice for electrical and engineering installations.” Recorded in the RevenueBase company graph · Oct 28, 2026 · View company records in RevenueBase | |||||
| 20 | 45 contacts → | ||||
Exact match “Harlaxton Engineering Services Ltd is a family run, wholly independent company operating as an ICP (Independent Connection Provider), SLO (Self Lay Organisation) and UIP (Utility…” Recorded in the RevenueBase company graph · Oct 28, 2026 · View company records in RevenueBase | |||||
| 21 | 45 contacts → | ||||
Exact match “GTDS was established in July 2004 to provide specialist installation and commissioning services to the major manufacturers, National Grid and the Distribution Network Operators…” Recorded in the RevenueBase company graph · Oct 28, 2026 · View company records in RevenueBase | |||||
| 22 | 44 contacts → | ||||
Exact match “Durkin and Sons have for 40 years been a go-to partner for National Grid, and DNO organisations, who continue to entrust the delivery of large HV & EHV cabling projects to us.” Recorded in the RevenueBase company graph · Oct 28, 2026 · View company records in RevenueBase | |||||
| 23 | 42 contacts → | ||||
Exact match “Lewden, a subsidiary of Palazzoli S.p.A, offers electrical power distribution solutions for industrial, construction, commercial, domestic and event sectors.” Recorded in the RevenueBase company graph · Oct 28, 2026 · View company records in RevenueBase | |||||
| 24 | 41 contacts → | ||||
Exact match “MLE was established in 1976 to provide specialist design & manufacturing services for 12kV – 145kV overhead line disconnectors & switches.” Recorded in the RevenueBase company graph · Oct 28, 2026 · View company records in RevenueBase | |||||
| 25 | 40 contacts → | ||||
Exact match “Green Frog Connect are one of the leading providers of high-voltage connections to the electricity grid, specialising in building renewable and conventional power-generation…” Recorded in the RevenueBase company graph · Oct 28, 2026 · View company records in RevenueBase | |||||
RevenueBase SmartSearch
Describe a niche business in your own words. RevenueBase SmartSearch compares the meaning of your description with company business descriptions compiled in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit.
This list uses Exact for “onshore substation suppliers”. Each Exact match badge shows membership in that saved search; it is not an individual similarity score or a service-quality rating. Recorded descriptions are shown where available.
Showing 25 of 402 onshore substation suppliers based in the United Kingdom
See the full list, filter by size, metro and specialty, and access 2,309 tracked professional contacts with verified work emails. Direct dials are available where recorded.
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Onshore substation suppliers based in the United Kingdom at a glance
As of Oct 28, 2026Companies by employee count
Email recency for this list is measured worldwide rather than for United Kingdom, so it is reported there. Company counts and contact totals on this page are exact for United Kingdom, over 402 companies.
How this list was built
The recorded descriptions help you assess these company matches. Check a company’s website for its current services and locations.
- Source
- The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase SmartSearch, the natural-language company search available to every RevenueBase user.
- What qualifies
- Company records associated with the United Kingdom whose business descriptions match “onshore substation suppliers” by meaning at the Exact setting. Descriptions are compiled in the RevenueBase company graph from public websites, profiles and company information where available; they are not guaranteed quotations from the company's website.
- RevenueBase SmartSearch
- Describe a niche company in your own words to find businesses by meaning. Exact, Similar, Related and Broad control the breadth of RevenueBase SmartSearch. This saved list uses Exact. Each row's Exact match badge shows inclusion in that search, not an individual score or a service-quality judgment.
- Public preview
- The public preview omits records without a verified work email. Where headquarters information is recorded, preview rows are also filtered to this page’s location. Dataset totals and geographic summaries describe the full matched records before these preview filters.
- Match quality
- RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. The publisher reports 86% good or better at Exact. This evaluates the method across queries; it does not audit this individual list. Recorded company descriptions, where available, help you judge each match yourself. Read the full methodology: how the lists are built and what the study measures.
- Ranking
- Team size, largest first: companies are ordered by the number of professionals RevenueBase tracks at each one. Employee ranges shown are reported bands, for context.
- Verification
- Every displayed company carries at least one verified work email. RevenueBase tracks 2,309 professional contacts with verified work emails across the full matched dataset. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
- Refresh
- This page's figures were pulled from the company graph on October 28, 2026. Lists refresh periodically as the graph is re-checked.
- Record context
- Company records and descriptions can change. Check the company's website for its current services and locations.
Frequently asked
What is RevenueBase SmartSearch?
RevenueBase SmartSearch finds niche companies by the meaning of their business descriptions in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit your description. This list uses Exact for “onshore substation suppliers”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many onshore substation suppliers are there based in the United Kingdom?
RevenueBase identified 402 company matches for onshore substation suppliers associated with the United Kingdom as of October 2026, using the meaning of business descriptions at Exact. This is the recorded matched set in the RevenueBase company graph.
What is the largest company on this list?
Kelly Group tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which city has the most onshore substation suppliers?
London leads with 24 company records, followed by Manchester (15) and Glasgow (7).
How do I get contact information for these companies?
A free RevenueBase account lets you run this exact search and work limited free results with 500 credits to start. Upgrading provides access to the 2,309 professional contacts with verified work emails tracked across these 402 companies; direct dials are available where recorded.
How current is this list?
The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on October 28, 2026.
Ready to reach these companies? Verified emails and direct dials for all 402 onshore substation suppliers based in the United Kingdom. Start with a free account, no credit card.
Download this list →Related lists
Onshore substation suppliers by geography
- Onshore substation suppliers based in Belo Horizonte, Brazil
- Onshore substation suppliers based in Curitiba, Brazil
- Onshore substation suppliers based in Sao Paulo, Brazil
- Onshore substation suppliers based in Houston, United States
- Onshore substation suppliers based in Argentina
- Onshore substation suppliers based in Australia
- Onshore substation suppliers based in Belgium
- Onshore substation suppliers based in Brazil
- Onshore substation suppliers based in Canada
- Onshore substation suppliers based in Chile
- Onshore substation suppliers based in Colombia
- Onshore substation suppliers based in Czechia
About this data
RevenueBase is a B2B data infrastructure company. Its company graph covers 60 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph with RevenueBase SmartSearch, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.
More company lists
- All company lists
- Lists by location
- Lists A-Z
- New lists
- Onshore substation suppliers based in Belo Horizonte, Brazil
- Onshore substation suppliers based in Curitiba, Brazil
- Onshore substation suppliers based in Sao Paulo, Brazil
- Onshore substation suppliers based in Houston, United States
- Onshore substation suppliers based in Argentina
- Onshore substation suppliers based in Australia
Company intelligence · public preview
Top 25 onshore substation suppliers based in the United Kingdom
Find companies in any niche.
Describe the businesses you want in your own words. RevenueBase SmartSearch matches company descriptions by meaning.
RevenueBase records 402 matching company records for onshore substation suppliers based in the United Kingdom, with 7,726 tracked contacts and 2,309 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: October 28, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 25 onshore substation suppliers based in the United Kingdom
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 |  Kelly Groupkelly.co.ukHQ: Wembley, United KingdomReported employees: 1,001-5,000 | Wembley, United Kingdom | 1,001-5,000 | Exact match | 1,111 contacts → |
“Established in 1985 to support the emerging UK cable television market, Kelly Group has diversified to meet the needs of our clients.” Recorded description excerpt · October 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 |  Freedomngbailey.comHQ: Leeds, United KingdomReported employees: 1,001-5,000 | Leeds, United Kingdom | 1,001-5,000 | Exact match | 728 contacts → |
“Freedom is a leading provider of facilities and power engineering services.” Recorded description excerpt · October 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | Omexom UKomexom.co.uk HQ: Belfast, United KingdomReported employees: 501-1,000 | Belfast, United Kingdom | 501-1,000 | Exact match | 380 contacts → |
“Omexom in the United Kingdom and Republic of Ireland is the VINCI Energies brand dedicated to the Generation, Transmission, and Distribution of electricity as well as the design…” Recorded description excerpt · October 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | SPL Powerlines Uk&ipowerlines-group.com HQ: Coatbridge, United KingdomReported employees: 501-1,000 | Coatbridge, United Kingdom | 501-1,000 | Exact match | 315 contacts → |
“SPL Powerlines UK & I is a leading multi-disciplinary infrastructure specialist, offering end-to-end delivery across both rail and energy sectors with capabilities that set us…” Recorded description excerpt · October 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 |  Intec Energy Solutionsin-tecenergy.comHQ: London, United KingdomReported employees: 501-1,000 | London, United Kingdom | 501-1,000 | Exact match | 276 contacts → |
“INTEC Energy Solutions delivers best-in-class services in Engineering, Procurement, Construction (EPC), Battery Energy Storage Systems (BESS), Manufacturing, Project Development…” Recorded description excerpt · October 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Brush Groupbrush.eu HQ: Loughborough, United KingdomReported employees: 501-1,000 | Loughborough, United Kingdom | 501-1,000 | Exact match | 178 contacts → |
“We support the global drive to net zero with innovative, engineered solutions that address grid resilience and systems challenges, facilitate electrification of transport and…” Recorded description excerpt · October 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 |  Powersystemspowersystemsuk.co.ukHQ: Bristol, United KingdomReported employees: 51-200 | Bristol, United Kingdom | 51-200 | Exact match | 127 contacts → |
“Powered by People.” Recorded description excerpt · October 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | Excalon LTDexcalon.com HQ: Salford, United KingdomReported employees: 201-500 | Salford, United Kingdom | 201-500 | Exact match | 110 contacts → |
“Excalon is one of the Britain’s leading UK Electrical Utility Service Providers.” Recorded description excerpt · October 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 |  Rock Power Connections LTDrockpowerconnections.co.ukHQ: Bromsgrove, United KingdomReported employees: 51-200 | Bromsgrove, United Kingdom | 51-200 | Exact match | 104 contacts → |
“Rock Power Connections are experts in electrical connections with a proven track record of quality and safety.” Recorded description excerpt · October 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 |  Advantage NRGadvantage-nrg.comHQ: Chorley, United KingdomReported employees: 51-200 | Chorley, United Kingdom | 51-200 | Exact match | 81 contacts → |
“Advantage NRG is a specialist, labour only, sub-contractor using its own skilled labour force to build and maintain electrical transmission systems.” Recorded description excerpt · October 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Global Substation Solutions LTDgss.eu.com HQ: Hebburn, United KingdomReported employees: 51-200 | Hebburn, United Kingdom | 51-200 | Exact match | 75 contacts → |
“Established in 2006, Global Substation Solutions Ltd (GSS) are a dynamic power system engineering company, providing turnkey project services to the UK and international…” Recorded description excerpt · October 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | AUS LTDaus.co.uk HQ: Clayton West, United KingdomReported employees: 51-200 | Clayton West, United Kingdom | 51-200 | Exact match | 60 contacts → |
“AUS is a specialist supplier to the electricity distribution and transmission, rail, utility arboricultural, and telecommunications industries.” Recorded description excerpt · October 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 |  Avidetyavidety.co.ukHQ: Sittingbourne, United KingdomReported employees: 51-200 | Sittingbourne, United Kingdom | 51-200 | Exact match | 58 contacts → |
“Avidety specialise in the construction and maintenance of overhead and underground electricity networks.” Recorded description excerpt · October 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | RJ Powerrjpowernetworks.co.uk HQ: Sidcup, United KingdomReported employees: 51-200 | Sidcup, United Kingdom | 51-200 | Exact match | 53 contacts → |
“RJ Power Group is a specialist electrical contracting business, providing engineering solutions in the power sector.” Recorded description excerpt · October 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 |  Powercor LTDpowercor.co.ukHQ: Weybridge, United KingdomReported employees: 51-200 | Weybridge, United Kingdom | 51-200 | Exact match | 52 contacts → |
“Since 1998, Powercor have specialised in every aspect of electrical engineering.” Recorded description excerpt · October 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | HQ: Watford, United KingdomReported employees: 11-50 | Watford, United Kingdom | 11-50 | Exact match | 51 contacts → |
“HVSS (High Voltage Substation Services) was formed in 2009 specializing in installation and commissioning of High Voltage Substations Systems up to 400kV.” Recorded description excerpt · October 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 |  Acrastyle Limitedacrastyle.co.ukHQ: Ulverston, United KingdomReported employees: 51-200 | Ulverston, United Kingdom | 51-200 | Exact match | 49 contacts → |
“Acrastyle Limited (UK) is a resource-rich engineering company that designs, manufactures, tests, installs, commissions, and maintains high-voltage sub-station protection and…” Recorded description excerpt · October 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Slaters Electricalsslaters-electricals.com HQ: Tollbridge Road, United KingdomReported employees: 51-200 | Tollbridge Road, United Kingdom | 51-200 | Exact match | 48 contacts → |
“Established for over 100 years, Slaters Electricals Ltd are experts in LV and HV power distribution equipment, installation and support solutions.” Recorded description excerpt · October 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | NRT Groupnrtgroup.co.uk HQ: Banstead, United KingdomReported employees: 51-200 | Banstead, United Kingdom | 51-200 | Exact match | 47 contacts → |
“Our aim is to be the first choice for electrical and engineering installations.” Recorded description excerpt · October 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Harlaxton Engineering Services Limitedharlaxton.com HQ: Grantham, United KingdomReported employees: 51-200 | Grantham, United Kingdom | 51-200 | Exact match | 45 contacts → |
“Harlaxton Engineering Services Ltd is a family run, wholly independent company operating as an ICP (Independent Connection Provider), SLO (Self Lay Organisation) and UIP (Utility…” Recorded description excerpt · October 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | GTDSgtds.co.uk HQ: Hill, United KingdomReported employees: 51-200 | Hill, United Kingdom | 51-200 | Exact match | 45 contacts → |
“GTDS was established in July 2004 to provide specialist installation and commissioning services to the major manufacturers, National Grid and the Distribution Network Operators…” Recorded description excerpt · October 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 |  Durkin And Sons Power And Civil Engineersdurkinandsons.co.ukHQ: Perivale, United KingdomReported employees: 51-200 | Perivale, United Kingdom | 51-200 | Exact match | 44 contacts → |
“Durkin and Sons have for 40 years been a go-to partner for National Grid, and DNO organisations, who continue to entrust the delivery of large HV & EHV cabling projects to us.” Recorded description excerpt · October 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 |  Lewdenlewden.comHQ: Braintree, United KingdomReported employees: 51-200 | Braintree, United Kingdom | 51-200 | Exact match | 42 contacts → |
“Lewden, a subsidiary of Palazzoli S.p.A, offers electrical power distribution solutions for industrial, construction, commercial, domestic and event sectors.” Recorded description excerpt · October 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 |  Morris Line Engineering LTDmorrisline.co.ukHQ: Bridgend Industrial Estate, United KingdomReported employees: 51-200 | Bridgend Industrial Estate, United Kingdom | 51-200 | Exact match | 41 contacts → |
“MLE was established in 1976 to provide specialist design & manufacturing services for 12kV – 145kV overhead line disconnectors & switches.” Recorded description excerpt · October 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Green Frog Connectgreenfrogconnect.co.uk HQ: Weston-super-mare, United KingdomReported employees: 11-50 | Weston-super-mare, United Kingdom | 11-50 | Exact match | 40 contacts → |
“Green Frog Connect are one of the leading providers of high-voltage connections to the electricity grid, specialising in building renewable and conventional power-generation…” Recorded description excerpt · October 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 402 company matches
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Onshore substation suppliers: dataset insights
October 28, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
397 records in the displayed employee bands.
5 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
Email recency for this list is measured worldwide rather than for United Kingdom, so it is reported there. Company counts and contact totals on this page are exact for United Kingdom, over 402 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: October 28, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Questions about this company list
What does Exact match mean for onshore substation suppliers?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many onshore substation suppliers did RevenueBase find based in the United Kingdom?
The saved snapshot records 402 matching company records, 7,726 tracked contacts and 2,309 verified emails. The public preview displays 25 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: October 28, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
Related lists
Onshore substation suppliers by geography
- Onshore substation suppliers based in Belo Horizonte, Brazil
- Onshore substation suppliers based in Curitiba, Brazil
- Onshore substation suppliers based in Sao Paulo, Brazil
- Onshore substation suppliers based in Houston, United States
- Onshore substation suppliers based in Argentina
- Onshore substation suppliers based in Australia
- Onshore substation suppliers based in Belgium
- Onshore substation suppliers based in Brazil
- Onshore substation suppliers based in Canada
- Onshore substation suppliers based in Chile
- Onshore substation suppliers based in Colombia
- Onshore substation suppliers based in Czechia
Cite this list
RevenueBase Data Team. Top 25 onshore substation suppliers based in the United Kingdom. Snapshot: October 28, 2026. https://revenuebase.ai/companies/onshore-substation-suppliers/united-kingdom.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
More company lists
- All company lists
- Lists by location
- Lists A-Z
- New lists
- Onshore substation suppliers based in Belo Horizonte, Brazil
- Onshore substation suppliers based in Curitiba, Brazil
- Onshore substation suppliers based in Sao Paulo, Brazil
- Onshore substation suppliers based in Houston, United States
- Onshore substation suppliers based in Argentina
- Onshore substation suppliers based in Australia
Company intelligence · public preview
Top 25 onshore substation suppliers based in the United Kingdom
RevenueBase records 402 matching company records for onshore substation suppliers based in the United Kingdom, with 7,726 tracked contacts and 2,309 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: October 28, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 25 onshore substation suppliers based in the United Kingdom
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 | Kelly Groupkelly.co.uk HQ: Wembley, United KingdomReported employees: 1,001-5,000 | Wembley, United Kingdom | 1,001-5,000 | Exact match | 1,111 contacts → |
“Established in 1985 to support the emerging UK cable television market, Kelly Group has diversified to meet the needs of our clients.” Recorded description excerpt · October 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | Freedomngbailey.com HQ: Leeds, United KingdomReported employees: 1,001-5,000 | Leeds, United Kingdom | 1,001-5,000 | Exact match | 728 contacts → |
“Freedom is a leading provider of facilities and power engineering services.” Recorded description excerpt · October 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | Omexom UKomexom.co.uk HQ: Belfast, United KingdomReported employees: 501-1,000 | Belfast, United Kingdom | 501-1,000 | Exact match | 380 contacts → |
“Omexom in the United Kingdom and Republic of Ireland is the VINCI Energies brand dedicated to the Generation, Transmission, and Distribution of electricity as well as the design…” Recorded description excerpt · October 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | SPL Powerlines Uk&ipowerlines-group.com HQ: Coatbridge, United KingdomReported employees: 501-1,000 | Coatbridge, United Kingdom | 501-1,000 | Exact match | 315 contacts → |
“SPL Powerlines UK & I is a leading multi-disciplinary infrastructure specialist, offering end-to-end delivery across both rail and energy sectors with capabilities that set us…” Recorded description excerpt · October 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Intec Energy Solutionsin-tecenergy.com HQ: London, United KingdomReported employees: 501-1,000 | London, United Kingdom | 501-1,000 | Exact match | 276 contacts → |
“INTEC Energy Solutions delivers best-in-class services in Engineering, Procurement, Construction (EPC), Battery Energy Storage Systems (BESS), Manufacturing, Project Development…” Recorded description excerpt · October 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Brush Groupbrush.eu HQ: Loughborough, United KingdomReported employees: 501-1,000 | Loughborough, United Kingdom | 501-1,000 | Exact match | 178 contacts → |
“We support the global drive to net zero with innovative, engineered solutions that address grid resilience and systems challenges, facilitate electrification of transport and…” Recorded description excerpt · October 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Powersystemspowersystemsuk.co.uk HQ: Bristol, United KingdomReported employees: 51-200 | Bristol, United Kingdom | 51-200 | Exact match | 127 contacts → |
“Powered by People.” Recorded description excerpt · October 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | Excalon LTDexcalon.com HQ: Salford, United KingdomReported employees: 201-500 | Salford, United Kingdom | 201-500 | Exact match | 110 contacts → |
“Excalon is one of the Britain’s leading UK Electrical Utility Service Providers.” Recorded description excerpt · October 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Rock Power Connections LTDrockpowerconnections.co.uk HQ: Bromsgrove, United KingdomReported employees: 51-200 | Bromsgrove, United Kingdom | 51-200 | Exact match | 104 contacts → |
“Rock Power Connections are experts in electrical connections with a proven track record of quality and safety.” Recorded description excerpt · October 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Advantage NRGadvantage-nrg.com HQ: Chorley, United KingdomReported employees: 51-200 | Chorley, United Kingdom | 51-200 | Exact match | 81 contacts → |
“Advantage NRG is a specialist, labour only, sub-contractor using its own skilled labour force to build and maintain electrical transmission systems.” Recorded description excerpt · October 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Global Substation Solutions LTDgss.eu.com HQ: Hebburn, United KingdomReported employees: 51-200 | Hebburn, United Kingdom | 51-200 | Exact match | 75 contacts → |
“Established in 2006, Global Substation Solutions Ltd (GSS) are a dynamic power system engineering company, providing turnkey project services to the UK and international…” Recorded description excerpt · October 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | AUS LTDaus.co.uk HQ: Clayton West, United KingdomReported employees: 51-200 | Clayton West, United Kingdom | 51-200 | Exact match | 60 contacts → |
“AUS is a specialist supplier to the electricity distribution and transmission, rail, utility arboricultural, and telecommunications industries.” Recorded description excerpt · October 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Avidetyavidety.co.uk HQ: Sittingbourne, United KingdomReported employees: 51-200 | Sittingbourne, United Kingdom | 51-200 | Exact match | 58 contacts → |
“Avidety specialise in the construction and maintenance of overhead and underground electricity networks.” Recorded description excerpt · October 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | RJ Powerrjpowernetworks.co.uk HQ: Sidcup, United KingdomReported employees: 51-200 | Sidcup, United Kingdom | 51-200 | Exact match | 53 contacts → |
“RJ Power Group is a specialist electrical contracting business, providing engineering solutions in the power sector.” Recorded description excerpt · October 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Powercor LTDpowercor.co.uk HQ: Weybridge, United KingdomReported employees: 51-200 | Weybridge, United Kingdom | 51-200 | Exact match | 52 contacts → |
“Since 1998, Powercor have specialised in every aspect of electrical engineering.” Recorded description excerpt · October 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | HQ: Watford, United KingdomReported employees: 11-50 | Watford, United Kingdom | 11-50 | Exact match | 51 contacts → |
“HVSS (High Voltage Substation Services) was formed in 2009 specializing in installation and commissioning of High Voltage Substations Systems up to 400kV.” Recorded description excerpt · October 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Acrastyle Limitedacrastyle.co.uk HQ: Ulverston, United KingdomReported employees: 51-200 | Ulverston, United Kingdom | 51-200 | Exact match | 49 contacts → |
“Acrastyle Limited (UK) is a resource-rich engineering company that designs, manufactures, tests, installs, commissions, and maintains high-voltage sub-station protection and…” Recorded description excerpt · October 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Slaters Electricalsslaters-electricals.com HQ: Tollbridge Road, United KingdomReported employees: 51-200 | Tollbridge Road, United Kingdom | 51-200 | Exact match | 48 contacts → |
“Established for over 100 years, Slaters Electricals Ltd are experts in LV and HV power distribution equipment, installation and support solutions.” Recorded description excerpt · October 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | NRT Groupnrtgroup.co.uk HQ: Banstead, United KingdomReported employees: 51-200 | Banstead, United Kingdom | 51-200 | Exact match | 47 contacts → |
“Our aim is to be the first choice for electrical and engineering installations.” Recorded description excerpt · October 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Harlaxton Engineering Services Limitedharlaxton.com HQ: Grantham, United KingdomReported employees: 51-200 | Grantham, United Kingdom | 51-200 | Exact match | 45 contacts → |
“Harlaxton Engineering Services Ltd is a family run, wholly independent company operating as an ICP (Independent Connection Provider), SLO (Self Lay Organisation) and UIP (Utility…” Recorded description excerpt · October 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | GTDSgtds.co.uk HQ: Hill, United KingdomReported employees: 51-200 | Hill, United Kingdom | 51-200 | Exact match | 45 contacts → |
“GTDS was established in July 2004 to provide specialist installation and commissioning services to the major manufacturers, National Grid and the Distribution Network Operators…” Recorded description excerpt · October 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | Durkin And Sons Power And Civil Engineersdurkinandsons.co.uk HQ: Perivale, United KingdomReported employees: 51-200 | Perivale, United Kingdom | 51-200 | Exact match | 44 contacts → |
“Durkin and Sons have for 40 years been a go-to partner for National Grid, and DNO organisations, who continue to entrust the delivery of large HV & EHV cabling projects to us.” Recorded description excerpt · October 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | Lewdenlewden.com HQ: Braintree, United KingdomReported employees: 51-200 | Braintree, United Kingdom | 51-200 | Exact match | 42 contacts → |
“Lewden, a subsidiary of Palazzoli S.p.A, offers electrical power distribution solutions for industrial, construction, commercial, domestic and event sectors.” Recorded description excerpt · October 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | Morris Line Engineering LTDmorrisline.co.uk HQ: Bridgend Industrial Estate, United KingdomReported employees: 51-200 | Bridgend Industrial Estate, United Kingdom | 51-200 | Exact match | 41 contacts → |
“MLE was established in 1976 to provide specialist design & manufacturing services for 12kV – 145kV overhead line disconnectors & switches.” Recorded description excerpt · October 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Green Frog Connectgreenfrogconnect.co.uk HQ: Weston-super-mare, United KingdomReported employees: 11-50 | Weston-super-mare, United Kingdom | 11-50 | Exact match | 40 contacts → |
“Green Frog Connect are one of the leading providers of high-voltage connections to the electricity grid, specialising in building renewable and conventional power-generation…” Recorded description excerpt · October 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 402 company matches
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Onshore substation suppliers: dataset insights
October 28, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
397 records in the displayed employee bands.
5 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
Email recency for this list is measured worldwide rather than for United Kingdom, so it is reported there. Company counts and contact totals on this page are exact for United Kingdom, over 402 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: October 28, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Questions about this company list
What does Exact match mean for onshore substation suppliers?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many onshore substation suppliers did RevenueBase find based in the United Kingdom?
The saved snapshot records 402 matching company records, 7,726 tracked contacts and 2,309 verified emails. The public preview displays 25 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: October 28, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
Related lists
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Cite this list
RevenueBase Data Team. Top 25 onshore substation suppliers based in the United Kingdom. Snapshot: October 28, 2026. https://revenuebase.ai/companies/onshore-substation-suppliers/united-kingdom.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
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