Company lists · Data refreshed October 2026

Top 25 Building energy management system integrators based in London, United Kingdom

RevenueBase identified 95 company matches for building energy management system integrators associated with London, United Kingdom as of October 2026 and tracks 1,901 professional contacts across them, including 1,126 with verified work emails. Across the United Kingdom, London is the largest hub for this category.

This list covers company matches for building energy management system integrators associated with London, 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 9, 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 Oct 9, 2026 How this list was built
95Companies
1,901Contacts tracked
1,126Verified emails
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The 25 largest building energy management system integrators based in London, United Kingdom

Ranked by team size
Top 25 of 95 company matches for building energy management system integrators based in London, United Kingdom, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Oct 9, 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 Oct 9, 20265,001-10,0001,110 contacts →

Exact match

“Together, we’re delivering technical solutions for a better society and an Electric Britain Dalkia is one of the UK’s leading technical and energy services providers at the…”

Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
2Exact matchLondon, United KingdomHQ recorded Oct 9, 202611-5087 contacts →

Exact match

“AMD Environmental are a collaborative Mechanical and Electrical Design and Build Engineering specialist with a sustainable approach in delivering challenging and bespoke projects…”

Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
3Exact matchLondon, United KingdomHQ recorded Oct 9, 202651-20072 contacts →

Exact match

“3MSe Ltd are an experienced provider of turnkey Building Management Systems.”

Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
4Exact matchLondon, United KingdomHQ recorded Oct 9, 2026501-1,00047 contacts →

Exact match

“We stand as a well-established industry leader, specialising in the design, installation, and commissioning of mechanical and electrical systems across diverse sectors.”

Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
5Exact matchLondon, United KingdomHQ recorded Oct 9, 202651-20039 contacts →

Exact match

“We are systems integrators.”

Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
6Exact matchLondon, United KingdomHQ recorded Oct 9, 202611-5038 contacts →

Exact match

“Master Systems Integrator OKTO Technologies is a leader in the design, development & installation of Smart Building Technology for- SuperPrime Residential - Luxury Hospitality -…”

Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
7Exact matchLondon, United KingdomHQ recorded Oct 9, 202651-20026 contacts →

Exact match

“All BMS Systems offer a comprehensive service covering consultancy, design, project management, engineering, installation and all essential support services.”

Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
8Exact matchLondon, United KingdomHQ recorded Oct 9, 202611-5024 contacts →

Exact match

“QQ design, supply and install of residental and commercial automation technology and energy-efficient control systems.”

Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
9Exact matchLondon, United KingdomHQ recorded Oct 9, 202651-20023 contacts →

Exact match

“AMAZING DIGITAL EXPERIENCES THAT WOW BY DESIGN Torpedo Factory Group is a Master Systems Integrator providing professional services for Intelligent Environments & Smart Buildings…”

Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
10Exact matchLondon, United KingdomHQ recorded Oct 9, 202611-5019 contacts →

Exact match

“Tuckers Consultancy Limited,provide Building Services and I.T Engineering Design, Project Management and FM Support, specialising in the Commercial, Retail and Leisure sector.”

Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
11Exact matchLondon, United KingdomHQ recorded Oct 9, 20261-1016 contacts →

Exact match

“Established in 2004, Siemsatec Ltd are an independent building management systems (BMS) and energy management specialists.”

Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
12Exact matchLondon, United KingdomHQ recorded Oct 9, 202611-5016 contacts →

Exact match

“Founded in 2002, Accurro was originally set up to be a commercial building management systems controls company.”

Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
13Exact matchLondon, United KingdomHQ recorded Oct 9, 202611-5015 contacts →

Exact match

“At LEDA we view building services engineering as an exciting engineering discipline.”

Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
14Exact matchLondon, United KingdomHQ recorded Oct 9, 202611-5012 contacts →

Exact match

“leading suppliers of control sensors for the BMS indusrty”

Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
15Exact matchLondon, United KingdomHQ recorded Oct 9, 202611-5010 contacts →

Exact match

“Automatry combines building controls engineering with software development for the built environment.”

Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
16Exact matchLondon, United KingdomHQ recorded Oct 9, 202611-5010 contacts →

Exact match

“We design mechanical and electrical systems, advise on all aspects of energy, carbon reduction and building physics.”

Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
17Exact matchLondon, United KingdomHQ recorded Oct 9, 202611-5010 contacts →

Exact match

“Advanced Integration (AI) is a smart home automation and building management systems (BMS) specialist with more than 30 years of experience in the industry.”

Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
18Exact matchLondon, United KingdomHQ recorded Oct 9, 202611-509 contacts →

Exact match

“We are an award-winning, SafeContractor approved company specialised in SMART automation technologies and entertainment systems for the residential and commercial sectors.”

Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
19Exact matchLondon, United KingdomHQ recorded Oct 9, 20261-109 contacts →

Exact match

“We transform energy from a static resource into a living, intelligent network where every device, installer, and user contributes and benefits.”

Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
20Exact matchLondon, United KingdomHQ recorded Oct 9, 202611-509 contacts →

Exact match

“IBOS optimises building systems, transforming them into intelligent, highly efficient operations.”

Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
21Exact matchLondon, United KingdomHQ recorded Oct 9, 20261-108 contacts →

Exact match

“mstep is a building services / MEP design consultancy with a mission to help create comfortable, healthy, efficient environments in which we can breathe, live, work and thrive -…”

Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
22Exact matchLondon, United KingdomHQ recorded Oct 9, 202611-508 contacts →

Exact match

“With over 50 years’ experience within the industry Racsel Building Services Limited specialize in Design, Installation, Maintenance and Servicing of heating, ventilation, cooling…”

Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
23Exact matchLondon, United KingdomHQ recorded Oct 9, 202611-507 contacts →

Exact match

“The Anslow Partnership specialise in delivering Building Services Engineering Solutions primarily in the commercial office sector, redevelopment, refurbishment, fit out and…”

Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
24Exact matchLondon, United KingdomHQ recorded Oct 9, 20261-107 contacts →

Exact match

“Working, first time, every time." RMH Group is a SMART Building technology consultancy providing turnkey solutions, from the design to the supply and implementation of…”

Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
25Exact matchLondon, United KingdomHQ recorded Oct 9, 202611-506 contacts →

Exact match

“MeterZ removes barriers to collecting and analysing building energy data.”

Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase

Showing 25 of 95 building energy management system integrators based in London, United Kingdom

See the full list, filter by size, metro and specialty, and access 1,126 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Building energy management system integrators based in London, United Kingdom at a glance

As of Oct 9, 2026
59.2%Verified-email coverage
20.0Average contacts per company
11-50Median size (employees)
Oct 9, 2026Page data refreshed

Companies by employee count

1-10
44
11-50
38
51-200
9
201-500
1
501-1,000
1
5,001-10,000
1

Email recency for this list is measured across the whole United Kingdom list rather than for London, so it is reported there. Company counts and contact totals on this page are exact for London, over 95 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 London, United Kingdom whose business descriptions match “building energy management system integrators” 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 1,126 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 9, 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 “building energy management system integrators”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many building energy management system integrators are there based in London, United Kingdom?

RevenueBase identified 95 company matches for building energy management system integrators associated with London, 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?

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

Which city in the United Kingdom has the most building energy management system integrators?

London leads the United Kingdom with 95 company records, followed by Manchester (15) and Bristol (14).

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 1,126 professional contacts with verified work emails tracked across these 95 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 9, 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.