Company lists · Data refreshed November 2026

Top 25 Grid interconnection consultants based in the United Kingdom

RevenueBase identified 141 company matches for grid interconnection consultants associated with the United Kingdom as of November 2026 and tracks 2,498 professional contacts across them, including 941 with verified work emails. London is the largest hub.

This list covers company matches for grid interconnection consultants 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
141Companies
2,498Contacts tracked
941Verified emails
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The 25 largest grid interconnection consultants based in the United Kingdom

Ranked by team size
Top 25 of 141 company matches for grid interconnection consultants 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 matchManchester, United KingdomHQ recorded Nov 6, 202651-200170 contacts →

Exact match

“TNEI is an independent specialist energy consultancy providing technical, strategic, environmental and consenting advice to organisations operating within the conventional and…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchBristol, United KingdomHQ recorded Nov 6, 202651-200129 contacts →

Exact match

“Powered by People.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchBromsgrove, United KingdomHQ recorded Nov 6, 202651-200110 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 · Nov 6, 2026 · View company records in RevenueBase
4Exact 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
5Exact matchBury St Edmunds, United KingdomHQ recorded Nov 6, 202611-5080 contacts →

Exact match

“Dunamis is a leading Independent Connection Provider (ICP) with a rich history in delivering High Voltage (HV) connections, nationwide.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchLondon, United KingdomHQ recorded Nov 6, 202651-20073 contacts →

Exact match

“Reactive Technologies (RTL) is a global Grid-Enhancing Technologies (GETs) company addressing the challenges of energy transition, electrification and accelerating load growth.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact 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
8Exact matchSidcup, United KingdomHQ recorded Nov 6, 202651-20056 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 · Nov 6, 2026 · View company records in RevenueBase
9Exact matchLeicester, United KingdomHQ recorded Nov 6, 202651-20056 contacts →

Exact match

“Kelvin Power provides expert advice and design solutions to the global power industry and the renewable energy sector.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact 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
11Exact matchScunthorpe, United KingdomHQ recorded Nov 6, 202651-20047 contacts →

Exact match

“As a National Electricity Registration Scheme (NERS) accredited Independent Connections Provider (ICP), we use an efficient and cost effective approach to connect you to the grid…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact 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
13Exact 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
14Exact 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
15Exact matchHaslingden, United KingdomHQ recorded Nov 6, 202651-20030 contacts →

Exact match

“High Voltage Engineering Solutions, from conceptual design, through to installation and O&M.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchDoncaster, United KingdomHQ recorded Nov 6, 202611-5023 contacts →

Exact match

“Gigawatt Industries is a UK-based Independent Connections Provider (ICP) delivering integrated EV charging and power infrastructure projects across commercial, workplace, public…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact 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
18Exact matchBallymena, United KingdomHQ recorded Nov 6, 202651-20021 contacts →

Exact match

“Electricityworx are a leading Independent Connections Provider and Renewable Energy Specialist based in Northern Ireland, and with a presence across the UK and Ireland.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact 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
20Exact matchHaywards Heath, United KingdomHQ recorded Nov 6, 202651-20018 contacts →

Exact match

“Utilligence is a leading consultancy in net zero solutions, supporting companies and grid operators in their journey to decarbonise the power we depend on.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchReading, United KingdomHQ recorded Nov 6, 202611-5016 contacts →

Exact match

“From a small single electrical connection to a new substation, we take full responsibility for ensuring your new connection gets done!”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchUk & Ireland, United KingdomHQ recorded Nov 6, 202611-5016 contacts →

Exact match

“Triex is an electrical infrastructure specialist and ICP, trusted in the delivery of complex projects across the Renewables, Energy, Data Centres, Utilities & ICP sectors.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchBraintree, United KingdomHQ recorded Nov 6, 202611-5014 contacts →

Exact match

“Advanced Electricity Networks is an Independent Distribution Network Operator (IDNO), that supports connection providers on various aspects of design, construction, and legal…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchSlough, United KingdomHQ recorded Nov 6, 20261-1014 contacts →

Exact match

“LEC provides a highly responsive and flexible service that allows you to make technical and investment decisions with confidence at any time during the project life cycle.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchBristol, United KingdomHQ recorded Nov 6, 202611-5013 contacts →

Exact match

“Aurora Power Consulting is an electrical engineering consultancy, that specialises in power systems analysis and modelling.”

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

Showing 25 of 141 grid interconnection consultants based in the United Kingdom

See the full list, filter by size, metro and specialty, and access 941 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Grid interconnection consultants based in the United Kingdom at a glance

As of Nov 6, 2026
37.7%Verified-email coverage
17.7Average contacts per company
11-50Median size (employees)
12.1%Largest-city concentration · London
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
67
11-50
46
51-200
25
201-500
2

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 141 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 “grid interconnection consultants” 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 941 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 “grid interconnection consultants”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many grid interconnection consultants are there based in the United Kingdom?

RevenueBase identified 141 company matches for grid interconnection consultants 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?

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

Which city has the most grid interconnection consultants?

London leads with 17 company records, followed by Manchester (8) and Bristol (4).

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 941 professional contacts with verified work emails tracked across these 141 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.

Ready to reach these companies? Verified emails and direct dials for all 141 grid interconnection consultants based in the United Kingdom. Start with a free account, no credit card.

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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.