Company lists · Data refreshed October 2026

Top 25 Building performance consultants worldwide

Name: Building performance consultants worldwide
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Oct 9, 2026 16,090 companies tracked

RevenueBase identified 16,090 company matches for building performance consultants worldwide as of October 2026 and tracks 294,136 professional contacts across them, including 105,211 with verified work emails. The United States is the largest market and London the largest hub.

This list covers company matches for building performance consultants worldwide, 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. Country and city lists for building performance consultants follow the table.

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

16,090Companies

294,136Contacts tracked

105,211Verified emails

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The 25 largest building performance consultants worldwide

Ranked by team size

Top 25 of 16,090 company matches for building performance consultants worldwide, 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.
#	Company	RevenueBase SmartSearch	Headquarters	Employees	Contacts
1	Johnson Controls	Exact match	Cork, IrelandHQ recorded Oct 9, 2026	10001+	54,046 contacts →
	Exact match “Johnson Controls is a global leader in thermal management, mission-critical building systems, energy efficiency and decarbonization.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
2	Stantec	Exact match	Edmonton, AB, CanadaHQ recorded Oct 9, 2026	10001+	29,839 contacts →
	Exact match “Stantec empowers clients, people, and communities to rise to the world’s greatest challenges at a time when the world faces more unprecedented concerns than ever before.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
3	ERM	Exact match	London, United KingdomHQ recorded Oct 9, 2026	5,001-10,000	9,532 contacts →
	Exact match “Sustainability is our business.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
4	Dalkia	Exact match	Saint-andré-lez-lille, FranceHQ recorded Oct 9, 2026	10001+	8,823 contacts →
	Exact match “Dalkia : ensemble, relevons le défi climatique!” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
5	Equans Belux	Exact match	Brussels, BelgiumHQ recorded Oct 9, 2026	5,001-10,000	5,347 contacts →
	Exact match “What if you could use your talent to contribute to the great challenges of tomorrow?” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
6	SLR Consulting	Exact match	London, United KingdomHQ recorded Oct 9, 2026	1,001-5,000	4,083 contacts →
	Exact match “SLR is a committed partner in our clients’ sustainability journeys.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
7	APTIM	Exact match	Baton Rouge, LA, United StatesHQ recorded Oct 9, 2026	1,001-5,000	2,692 contacts →
	Exact match “APTIM enhances the quality of the environment, wellbeing of people, resilience of communities, and opportunity for employees to make a difference, not just a living.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
8	Mckinstry	Exact match	Seattle, WA, United StatesHQ recorded Oct 9, 2026	1,001-5,000	2,293 contacts →
	Exact match “We're a national construction and energy services company dedicated to innovating the waste and climate harm out of the built environment.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
9	Clearesult	Exact match	Austin, TX, United StatesHQ recorded Oct 9, 2026	1,001-5,000	2,206 contacts →
	Exact match “CLEAResult is the largest provider of energy efficiency, energy transition and energy sustainability services in North America.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
10	IMEG	Exact match	Rock Island, IL, United StatesHQ recorded Oct 9, 2026	1,001-5,000	2,064 contacts →
	Exact match “Leaders in Engineering and Innovation.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
11	Salas O'brien	Exact match	Irvine, CA, United StatesHQ recorded Oct 9, 2026	1,001-5,000	2,053 contacts →
	Exact match “Salas O’Brien is an employee-owned engineering, science, and technical services firm focused on advancing the human experience through the built environment.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
12	Swca Environmental Consultants	Exact match	Phoenix, AZ, United StatesHQ recorded Oct 9, 2026	1,001-5,000	1,661 contacts →
	Exact match “Founded on a commitment to sound science and creative solutions, SWCA is a leader in environmental and management consulting services.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
13	Ameresco	Exact match	Framingham, MA, United StatesHQ recorded Oct 9, 2026	1,001-5,000	1,513 contacts →
	Exact match “Ameresco, Inc.(NYSE:AMRC) is a leading energy infrastructure solutions provider dedicated to helping customers reduce costs, enhance resilience, and decarbonize to net zero in the…” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
14	DGE Danmark	Exact match	Højbjerg, DenmarkHQ recorded Oct 9, 2026	n/a	1,171 contacts →
	Exact match “Miljø er vores kernekompetence og vores ansvar.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
15	OLA	Exact match	Austin, TX, United StatesHQ recorded Oct 9, 2026	n/a	1,150 contacts →
	Exact match “OLA Sustainability, LLC OLA Sustainability is a consulting firm that focuses on integrating sustainable practices into commercial and multifamily design projects.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
16	Hoare LEA	Exact match	London, United KingdomHQ recorded Oct 9, 2026	501-1,000	1,146 contacts →
	Exact match “We are an award-winning engineering consultancy with a creative team of engineers, designers, and technical specialists.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
17	GK	Exact match	Oslo, NorwayHQ recorded Oct 9, 2026	1,001-5,000	1,134 contacts →
	Exact match “GK er en ledende teknisk entreprenør og servicepartner.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
18	Granlund	Exact match	Helsinki, FinlandHQ recorded Oct 9, 2026	1,001-5,000	1,131 contacts →
	Exact match “Granlund on voimakkaasti kasvava kiinteistö- ja rakennusalan asiantuntijayhtiö.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
19	BTP Consultants	Exact match	Montigny-le-bretonneux, FranceHQ recorded Oct 9, 2026	201-500	1,116 contacts →
	Exact match “BTP Consultants est un bureau de ̂, et présent à l'échelle nationale depuis plus de.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
20	Affiliated Engineers, INC	Exact match	Madison, WI, United StatesHQ recorded Oct 9, 2026	1,001-5,000	1,059 contacts →
	Exact match “Affiliated Engineers, Inc.(AEI) provides engineering leadership and whole-mission solutions for complex building, energy, and utility projects.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
21	IEA	Exact match	Brooklyn Park, MN, United StatesHQ recorded Oct 9, 2026	n/a	1,001 contacts →
	Exact match “The Institute for Environmental Assessment, Inc.(IEA) is small business committed to providing trusted environmental safety consulting services for private and public…” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
22	BPA	Exact match	Montréal, QC, CanadaHQ recorded Oct 9, 2026	1,001-5,000	925 contacts →
	Exact match “IMPACTFUL ENGINEERING At BPA, it’s simple: we are building experts.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
23	VAN Dorp	Exact match	Zoetermeer, NetherlandsHQ recorded Oct 9, 2026	1,001-5,000	897 contacts →
	Exact match “Bij Van Dorp zijn wij ervan doordrongen dat wij de wereld niet voor onszelf hebben.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
24	ARE OY	Exact match	Vantaa, FinlandHQ recorded Oct 9, 2026	1,001-5,000	896 contacts →
	Exact match “Dedicated to engineering a better life for your building.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
25	Willdan	Exact match	Anaheim, CA, United StatesHQ recorded Oct 9, 2026	1,001-5,000	872 contacts →
	Exact match “Willdan (NASDAQ: WLDN) provides professional consulting and technical services to utilities, public agencies and private industry throughout the United States.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase

RevenueBase SmartSearch

Describe a niche business in your own words. RevenueBase SmartSearch compares the meaning of your description with company business descriptions compiled in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit.

This list uses Exact for “building performance consultants”. Each Exact match badge shows membership in that saved search; it is not an individual similarity score or a service-quality rating. Recorded descriptions are shown where available.

Showing 25 of 16,090 building performance consultants worldwide

See the full list, filter by size, metro and specialty, and access 105,211 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Building performance consultants worldwide at a glance

As of Oct 9, 2026

35.8%Verified-email coverage

18.3Average contacts per company

1-10Median size (employees)

1.2%Largest-city concentration · London

Oct 9, 2026Page data refreshed

Companies by employee count

1-10

10,564

11-50

4,240

51-200

905

201-500

165

501-1,000

1,001-5,000

5,001-10,000

10001+

Email recency is reported on each country list linked below.

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.
Coverage: Every country. Country and city lists for building performance consultants are linked below.
What qualifies: Company records worldwide whose business descriptions match “building performance 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. 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 105,211 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.

Building performance consultants by location

81 lists · largest first

Every Building performance consultants list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.

Countries

Cities

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 performance consultants”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many building performance consultants are there worldwide?

RevenueBase identified 16,090 company matches for building performance consultants worldwide 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?

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

Which country has the most building performance consultants?

The United States leads with 2,802 companies, followed by France (1,275) and Germany (968). Every building performance consultants list by country and city is linked on this page.

Which city has the most building performance consultants?

London leads with 193 company records, followed by Paris (165) and New York (134).

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 105,211 professional contacts with verified work emails tracked across these 16,090 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.