Company lists · Data refreshed November 2026

Top 25 Utility interconnection service providers based in the United Kingdom

RevenueBase identified 105 company matches for utility interconnection service providers associated with the United Kingdom as of November 2026 and tracks 2,482 professional contacts across them, including 1,096 with verified work emails. London is the largest hub.

This list covers company matches for utility interconnection service providers 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 November 6, 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.

How to read this list RevenueBase SmartSearch · Exact Recorded Nov 6, 2026 How this list was built
105Companies
2,482Contacts tracked
1,096Verified emails
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The 25 largest utility interconnection service providers based in the United Kingdom

Ranked by team size
Top 25 of 105 company matches for utility interconnection service providers based in the United Kingdom, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 6, 2026. The RevenueBase SmartSearch column shows Exact match membership in this saved search. Click a contact count to view that company's people. Totals use company locations recorded by RevenueBase; the displayed preview is a smaller selection.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchCoventry, United KingdomHQ recorded Nov 6, 2026201-500255 contacts →

Exact match

“All Utilities.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchRochdale, United KingdomHQ recorded Nov 6, 2026501-1,000198 contacts →

Exact match

“P.N.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchBraintree, United KingdomHQ recorded Nov 6, 2026201-500169 contacts →

Exact match

“TriConnex are a leading provider of multi-utility services, working with residential housebuilders to connect Electricity, Water, Waste, and Fibre to their developments.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchSheffield, United KingdomHQ recorded Nov 6, 2026201-500146 contacts →

Exact match

“Fulcrum is a leading ICP (Independent Connection Provider) designing and building electricity, gas and water connections and infrastructure for all sizes of residential…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchGlasgow East Investment Park, United KingdomHQ recorded Nov 6, 202651-20098 contacts →

Exact match

“Envevo Ltd are an Independent Connections Provider offering an alternative to the UK DNO market & EV Specialist offering a full turnkey solution for any EV Charging Project…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchLeatherhead, United KingdomHQ recorded Nov 6, 202651-20092 contacts →

Exact match

“ESP Utilities Group Ltd is licensed to operate gas and electricity networks by the industry regulator Ofgem and has helped thousands across the country to make the connection.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchLondon, United KingdomHQ recorded Nov 6, 202611-5078 contacts →

Exact match

“A multi-utility independent connections provider.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchBraintree, United KingdomHQ recorded Nov 6, 202651-20072 contacts →

Exact match

“Securing your power needs to deliver your electrification plans with certainty.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchGarforth, United KingdomHQ recorded Nov 6, 202651-20064 contacts →

Exact match

“Alconex Infrastructure and Solutions Ltd is a leading, fully accredited Independent Connection Provider (ICP) covering all areas of the UK.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchCardiff, United KingdomHQ recorded Nov 6, 202651-20060 contacts →

Exact match

“We understand that there are a myriad of different options and avenues available when it comes to finding the best utility infrastructure solution for your development.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchWarrington, United KingdomHQ recorded Nov 6, 202651-20051 contacts →

Exact match

“We’re an industrial and commercial multi-utility Independent Connections Provider (ICP), servicing UK Developers, Local Authorities, Main Contractors and Consultants.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchLondon, United KingdomHQ recorded Nov 6, 202611-5050 contacts →

Exact match

“Aurora is an Independent Distribution Network Operator (IDNO) regulated by Ofgem.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchWeston-super-mare, United KingdomHQ recorded Nov 6, 202611-5041 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 · Nov 6, 2026 · View company records in RevenueBase
14Exact matchBury, United KingdomHQ recorded Nov 6, 202611-5037 contacts →

Exact match

“Crown Energy is the energy and utility division of the Crown Oil Group.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchLondon, United KingdomHQ recorded Nov 6, 202651-20037 contacts →

Exact match

“Power, Water and Gas utilities.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchWarrington, United KingdomHQ recorded Nov 6, 202651-20036 contacts →

Exact match

“We design, install and connect multi-utility infrastructure for the industrial and commercial, and housebuilding sectors.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchManchester, United KingdomHQ recorded Nov 6, 202651-20033 contacts →

Exact match

“Serconnect are a National Electricity Registration Scheme (NERS) accredited Independent Connection Provider (ICP) offering a comprehensive and professional full-turnkey service at…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchBuntingford, United KingdomHQ recorded Nov 6, 202651-20030 contacts →

Exact match

“Utility Line are a NERS accredited ICP, delivering electrical grid connections across the UK for the residential, commercial and EV industry.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchWrexham, United KingdomHQ recorded Nov 6, 202611-5029 contacts →

Exact match

“Utilities Connections Management Ltd (UCML) provide a utility connections consultancy and project management service to the UK construction industry.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchShepperton, United KingdomHQ recorded Nov 6, 202611-5023 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchBurford, United KingdomHQ recorded Nov 6, 20261-1022 contacts →

Exact match

“Complex electricity grid connection challenges can derail critical infrastructure projects worth hundreds of millions.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchHaslingden, United KingdomHQ recorded Nov 6, 202611-5019 contacts →

Exact match

“With a reputation for finding the best solutions to complex utility infrastructure challenges, Connections2energy is one of the UK’s most accomplished utility facilitators.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchHinckley, United KingdomHQ recorded Nov 6, 202611-5019 contacts →

Exact match

“Pivotal are your trusted multi-utility connections partner, powering the construction industry for over 14 years.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchNorthampton, United KingdomHQ recorded Nov 6, 20261-1018 contacts →

Exact match

“The ICP is accredited to design and construct your electric and gas new connection networks.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchWashington, United KingdomHQ recorded Nov 6, 202611-5018 contacts →

Exact match

“TMS Grid Limited provides independent advice and guidance to developers, investors and construction organisations on all matters Power and Grid related across the UK and Ireland.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase

Showing 25 of 105 utility interconnection service providers based in the United Kingdom

See the full list, filter by size, metro and specialty, and access 1,096 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Utility interconnection service providers based in the United Kingdom at a glance

As of Nov 6, 2026
44.2%Verified-email coverage
23.6Average contacts per company
11-50Median size (employees)
11.4%Largest-city concentration · London
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
38
11-50
45
51-200
14
201-500
6
501-1,000
1

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 105 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 “utility interconnection service providers” 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 1,096 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 November 6, 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 “utility interconnection service providers”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many utility interconnection service providers are there based in the United Kingdom?

RevenueBase identified 105 company matches for utility interconnection service providers associated with the United Kingdom as of November 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?

Power On tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most utility interconnection service providers?

London leads with 12 company records, followed by Manchester (9) and Northampton (3).

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 1,096 professional contacts with verified work emails tracked across these 105 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 November 6, 2026.

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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.