Company lists · Data refreshed September 2026

Top 25 Smart grid consultants based in the United Kingdom

RevenueBase identified 102 company matches for smart grid consultants associated with the United Kingdom as of September 2026 and tracks 2,799 professional contacts across them, including 1,100 with verified work emails. London is the largest hub.

This list covers company matches for smart grid 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 September 22, 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 Sep 22, 2026 How this list was built
102Companies
2,799Contacts tracked
1,100Verified emails
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The 25 largest smart grid consultants based in the United Kingdom

Ranked by team size
Top 25 of 102 company matches for smart grid consultants based in the United Kingdom, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 22, 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 matchLondon, United KingdomHQ recorded Sep 22, 20261,001-5,0001,007 contacts →

Exact match

“Penspen designs, maintains, and optimises energy infrastructure to improve access to secure and sustainable energy for communities worldwide.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
2Exact matchLoughborough, United KingdomHQ recorded Sep 22, 2026501-1,000367 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 · Sep 22, 2026 · View company records in RevenueBase
3Exact matchManchester, United KingdomHQ recorded Sep 22, 202651-200150 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 · Sep 22, 2026 · View company records in RevenueBase
4Exact matchBristol, United KingdomHQ recorded Sep 22, 202651-200126 contacts →

Exact match

“Powered by People.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
5Exact matchLisburn, United KingdomHQ recorded Sep 22, 2026501-1,000108 contacts →

Exact match

“Empowering Your Tomorrow.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
6Exact matchLondon, United KingdomHQ recorded Sep 22, 202651-20066 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 · Sep 22, 2026 · View company records in RevenueBase
7Exact matchLeicester, United KingdomHQ recorded Sep 22, 202651-20057 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 · Sep 22, 2026 · View company records in RevenueBase
8Exact matchWeybridge, United KingdomHQ recorded Sep 22, 202651-20048 contacts →

Exact match

“Since 1998, Powercor have specialised in every aspect of electrical engineering.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
9Exact matchLondon, United KingdomHQ recorded Sep 22, 202611-5025 contacts →

Exact match

“M.P.E.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
10Exact matchWinchester, United KingdomHQ recorded Sep 22, 202611-5024 contacts →

Exact match

“Our work provides easier routes through planning, expert ideas across lighting, smart cities and electrical infrastructure projects, and delivers commercial value to our clients.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
11Exact matchWashington, United KingdomHQ recorded Sep 22, 202611-5024 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 · Sep 22, 2026 · View company records in RevenueBase
12Exact matchBristol, United KingdomHQ recorded Sep 22, 202611-5021 contacts →

Exact match

“PSE 2 Consulting is an independent power systems consultancy firm offering tailored solutions to meet the challenges and economic pressures present in the power industry.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
13Exact matchHaywards Heath, United KingdomHQ recorded Sep 22, 202651-20019 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 · Sep 22, 2026 · View company records in RevenueBase
14Exact matchBurford, United KingdomHQ recorded Sep 22, 20261-1019 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
15Exact matchColchester, United KingdomHQ recorded Sep 22, 202651-20013 contacts →

Exact match

“BPI is a long established and experienced energy sector consultancy business, offering a range of services in the planning, design, construction, operation and regulation of power…”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
16Exact matchLondon, United KingdomHQ recorded Sep 22, 20261-1011 contacts →

Exact match

“SMPnet’s Omega technology suite is a core platform for advanced power system optimisation and control across modern energy networks.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
17Exact matchStockton On Tees, United KingdomHQ recorded Sep 22, 202611-5010 contacts →

Exact match

“Encora Energy provides project development, owners engineer, operations management and consultancy services to companies wishing to own and trade decentralised grid and behind the…”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
18Exact matchSlough, United KingdomHQ recorded Sep 22, 20261-1010 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 · Sep 22, 2026 · View company records in RevenueBase
19Exact matchBristol, United KingdomHQ recorded Sep 22, 202611-509 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 · Sep 22, 2026 · View company records in RevenueBase
20Exact matchHenlow, United KingdomHQ recorded Sep 22, 20261-108 contacts →

Exact match

“Gridsource is a specialist consultancy providing Grid Advisory, Design, and Delivery for UK grid‑connected electrical infrastructure projects.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
21Exact matchLondon, United KingdomHQ recorded Sep 22, 202611-508 contacts →

Exact match

“LV and HV Electrical Consultancy and Engineering Services to Renewable Energy Markets and Industrial and Commercial Sectors”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
22Exact matchBrierley Hill, United KingdomHQ recorded Sep 22, 20261-108 contacts →

Exact match

“i-Connect Utilities & Renewables Limited: Pioneering Renewable Energy, Utilities Connections, EV Charging, Building Services, and Smart Monitoring Systems in the UK.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
23Exact matchLondon, United KingdomHQ recorded Sep 22, 202611-507 contacts →

Exact match

“We’re the UK’s leading independent grid experts, here to help you connect your electrification needs with your strategic goals.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
24Exact matchManchester, United KingdomHQ recorded Sep 22, 20261-107 contacts →

Exact match

“Electria Group - Experts delivering the people and the project resources for Electrification, Grid Development and Battery Technology.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
25Exact matchWarwick, United KingdomHQ recorded Sep 22, 202611-506 contacts →

Exact match

“Link Energy provide design and implementation of full EnMS (Energy management systems), project management and commissioning.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase

Showing 25 of 102 smart grid consultants based in the United Kingdom

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Smart grid consultants based in the United Kingdom at a glance

As of Sep 22, 2026
39.3%Verified-email coverage
27.4Average contacts per company
1-10Median size (employees)
21.6%Largest-city concentration · London
Sep 22, 2026Page data refreshed

Companies by employee count

1-10
65
11-50
19
51-200
13
201-500
2
501-1,000
2
1,001-5,000
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 102 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 “smart grid 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 1,100 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 September 22, 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 “smart grid consultants”; each Exact match badge shows search membership, not an individual similarity or quality score.

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

RevenueBase identified 102 company matches for smart grid consultants associated with the United Kingdom as of September 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?

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

Which city has the most smart grid consultants?

London leads with 22 company records, followed by Manchester (7) and Bristol (5).

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 1,100 professional contacts with verified work emails tracked across these 102 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 September 22, 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.