Company lists · Data refreshed September 2026

Top 13 Building performance analysis software companies based in the United Kingdom

RevenueBase identified 32 building performance analysis software companies headquartered in the United Kingdom as of September 2026 and tracks 1,064 professional contacts across them, including 546 with verified work emails. London is the largest hub.

This list covers building performance analysis software companies headquartered in the United Kingdom, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Every row shows the company's own description, its RevenueBase Smart Search rating, and when it was last checked. Data refreshed September 27, 2026.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase Smart Search, 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 HQ checked on every row RevenueBase Smart Search rating on every row Refreshed Sep 27, 2026 86% judged on-target in blind review
32Companies
1,064Contacts tracked
546Verified emails
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The 13 largest building performance analysis software companies based in the United Kingdom

Ranked by team size
Top 13 of 32 building performance analysis software companies based in the United Kingdom, ranked by team size, largest first. Data refreshed Sep 27, 2026. RevenueBase Smart Search rates how each company's information relates to building performance analysis software companies: strong evidence (its own description names it), partial (names part of it), indirect (matched on the rest of its profile rather than the description shown). Click a contact count to view that company's people.
#CompanyRevenueBase Smart SearchHeadquartersEmployeesContacts
1Partial evidenceGerrards Cross, United KingdomHQ checked Sep 27, 2026501-1,000504 contacts →

Partial evidence

“Causeway is the only global software provider that powers the design, build, operation and maintenance of the built environment.”

Source: RevenueBase Database · checked Sep 27, 2026
2Partial evidenceGlasgow, United KingdomHQ checked Sep 27, 2026201-500374 contacts →

Partial evidence

“IES is an innovative company at the forefront of the development and application of powerful software simulation tools and consulting services for architects, engineers and others…”

Source: RevenueBase Database · checked Sep 27, 2026
3Strong evidenceStroud, United KingdomHQ checked Sep 27, 202611-5031 contacts →

Strong evidence

“DesignBuilder is a state-of-the-art software tool for checking building energy, carbon, lighting and comfort performance.”

Source: RevenueBase Database · checked Sep 27, 2026
4Indirect evidenceLondon, United KingdomHQ checked Sep 27, 202651-20022 contacts →

Indirect evidence

“For 45 years, we’ve helped the world’s biggest companies turn insight into impact.”

Source: RevenueBase Database · checked Sep 27, 2026
5Partial evidenceLondon, United KingdomHQ checked Sep 27, 20261-106 contacts →

Partial evidence

“Preoptima develops digital tools that help both industry and local government reduce the whole life carbon impact of buildings.”

Source: RevenueBase Database · checked Sep 27, 2026
6Strong evidenceLondon, United KingdomHQ checked Sep 27, 202611-504 contacts →

Strong evidence

“VRM Tech is a software firm that helps building stock owners to monitor, optimise and significantly reduce energy costs, carbon emissions and improve the health of their buildings.”

Source: RevenueBase Database · checked Sep 27, 2026
7Strong evidenceGlasgow, United KingdomHQ checked Sep 27, 20261-103 contacts →

Strong evidence

“Allander Analytics is a UK based software development company specialising in the advancement of building energy analysis software.”

Source: RevenueBase Database · checked Sep 27, 2026
8Partial evidenceLeeds, United KingdomHQ checked Sep 27, 202611-503 contacts →

Partial evidence

“We’re a specialist team of building physics engineers.”

Source: RevenueBase Database · checked Sep 27, 2026
9Partial evidenceStornoway, United KingdomHQ checked Sep 27, 20261-102 contacts →

Partial evidence

“GreenspaceLive provide software solutions, and consultancy focused on the built environment and energy management.”

Source: RevenueBase Database · checked Sep 27, 2026
10Partial evidenceLondon Ec2a 4ne, United KingdomHQ checked Sep 27, 202611-501 contacts →

Partial evidence

“At Smart Environments, we are passionate about buildings.”

Source: RevenueBase Database · checked Sep 27, 2026
11Partial evidenceRochester, United KingdomHQ checked Sep 27, 20261-101 contacts →

Partial evidence

“Senergi is working to create intelligent buildings by improving efficiency and automation.”

Source: RevenueBase Database · checked Sep 27, 2026
12Indirect evidenceLondon, United KingdomHQ checked Sep 27, 20261-101 contacts →

Indirect evidence

“OUR MISSION is to provide homeowners with a secure & certified tool that collates data on their home construction, maintenance & management and help them use that data to plan and…”

Source: RevenueBase Database · checked Sep 27, 2026
13Strong evidenceLondon, United KingdomHQ checked Sep 27, 20261-101 contacts →

Strong evidence

“CIBSE Building Performance Awards Small Consultancy of the Year 2024.”

Source: RevenueBase Database · checked Sep 27, 2026

Showing 13 of 32 building performance analysis software companies based in the United Kingdom

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Building performance analysis software companies based in the United Kingdom at a glance

As of Sep 27, 2026
51.3%Verified-email coverage
33.2Average contacts per company
1-10Median size (employees)
37.5%Largest-city concentration · London
Sep 27, 2026Page data refreshed

Companies by employee count

1-10
21
11-50
6
51-200
2
201-500
1
501-1,000
1
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 32 companies.

How this list was built

Company categories are rarely black and white. RevenueBase reads each company's own description of its business to decide whether it belongs among building performance analysis software companies, so some rows will be adjacent to the category rather than pure plays. The description and RevenueBase Smart Search rating on every row are there so you can check each match yourself.

Source
The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase Smart Search, the natural-language company search available to every RevenueBase user.
What qualifies
Companies headquartered in the United Kingdom whose own description of what they do matches “building performance analysis software companies”. Matching reads each company's description, not its industry code or its name.
RevenueBase Smart Search
RevenueBase Smart Search is how this list is assembled and how each row is rated. RevenueBase's data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to a category defined in a user's own words. Each row is rated strong evidence (its own description names building performance analysis software companies), partial evidence (it names part of the category) or indirect evidence (the description shown names none of it and the match rests on the rest of the company's profile). The description supporting each rating is quoted on the row.
What we exclude
Companies whose own description does not clearly place them among building performance analysis software companies, and records with no verified work email. Companies headquartered outside United Kingdom are excluded even when they keep an office there.
Match quality
In blind human judging of this matching method, 86% of matched companies were on target. Expect roughly 1 in 7 rows to be adjacent to the category rather than a pure play. Every row shows the company's own description and its RevenueBase Smart Search rating so you can judge each match yourself. Read the full methodology: how the lists are built, how the judging worked, and what the figure means.
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 listed company carries at least one verified work email, 546 across the full list. 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 27, 2026. Lists refresh periodically as the graph is re-checked.
Corrections
Wrong category, wrong headquarters, or a company that has closed? Use “Report an issue” on any row. Reports go to the RevenueBase Data Team and feed back into the company graph.

Frequently asked

What is RevenueBase Smart Search?

RevenueBase Smart Search is how RevenueBase decides which companies belong on this list and how strongly each one fits. Its data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to the category the list is about. Each row is rated strong evidence when the company's own description names building performance analysis software companies, partial evidence when it names part of the category, and indirect evidence when the description shown names none of it and the match rests on the rest of the company's profile.

How many building performance analysis software companies are there based in the United Kingdom?

RevenueBase identified 32 building performance analysis software companies headquartered in the United Kingdom as of September 2026, matched on each company's own description of what it does rather than its industry code.

What is the largest company on this list?

Causeway Technologies, headquartered in Gerrards Cross, tops this list with the largest team on record.

Which city has the most building performance analysis software companies?

London leads with 12 headquartered companies, followed by Glasgow (2) and Ballymoney (1).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work the top results, verified emails and direct dials included. Upgrading unlocks all 546 verified decision-maker contacts tracked across these 32 companies.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 27, 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 Smart Search, 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.