Company lists · Data refreshed November 2026

Top 25 Green building certification firms worldwide

RevenueBase identified 2,300 company matches for green building certification firms worldwide as of November 2026 and tracks 34,892 professional contacts across them, including 11,838 with verified work emails. The United States is the largest market and London the largest hub.

This list covers company matches for green building certification firms 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 November 6, 2026. Country and city lists for green building certification firms 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 Nov 6, 2026 How this list was built
2,300Companies
34,892Contacts tracked
11,838Verified emails
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The 25 largest green building certification firms worldwide

Ranked by team size
Top 25 of 2,300 company matches for green building certification firms worldwide, 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 matchGuyancourt, FranceHQ recorded Nov 6, 202610001+6,301 contacts →

Exact match

“SOCOTEC ranks in the Top 10 Best Workplaces® 2025 (category:>2500 employees) and is once again certified Great Place to Work® in 2025, across 18 countries!”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchHollywood, TX, United StatesHQ recorded Nov 6, 20261,001-5,0002,394 contacts →

Exact match

“NV5 is a provider of technology, conformity assessment, and consulting solutions for public and private sector clients supporting infrastructure, utility, and building assets and…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchAustin, TX, United StatesHQ recorded Nov 6, 2026n/a1,164 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 · Nov 6, 2026 · View company records in RevenueBase
4Exact matchEmeryville, CA, United StatesHQ recorded Nov 6, 2026201-500705 contacts →

Exact match

“Scientific Certification Systems, Inc, now doing business as SCS Global Services, is a trusted leader in third-party environmental, sustainability and food quality certification…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchWatford, United KingdomHQ recorded Nov 6, 2026501-1,000704 contacts →

Exact match

“BRE delivers innovative and rigorous products, services, standards and qualifications which are used around the globe to make buildings better for people and for the environment.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchShanghai, ChinaHQ recorded Nov 6, 20265,001-10,000704 contacts →

Exact match

“An internationally leading independent third-party testing, inspection, certification, training, and consulting organization, TÜV Rheinland has over 150 years of experience.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchWalnut Creek, CA, United StatesHQ recorded Nov 6, 2026201-500493 contacts →

Exact match

“AEI Consultants provides building, environmental, land and sustainability assessment and consulting services throughout North America.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchHouston, MN, United StatesHQ recorded Nov 6, 2026501-1,000403 contacts →

Exact match

“ARCXIS (Formerly DPIS Builder Services), is the largest provider of HERS inspections, ENERGY STAR ratings, engineering and design, construction quality assurance and other builder…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchArlington Heights, IL, United StatesHQ recorded Nov 6, 202610001+294 contacts →

Exact match

“Market Access.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchDunstable, MA, United KingdomHQ recorded Nov 6, 2026501-1,000289 contacts →

Exact match

“NQA is a leading global certification body, respected for providing flexible and supportive certification and training services that are technically advanced and meet the needs of…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchJaipur, IndiaHQ recorded Nov 6, 202651-200211 contacts →

Exact match

“Design2Occupancy Services LLP (D2O) is a leading organization providing a platform and solutions in Energy Efficiency Analysis and Energy Code Compliances, Climate Change…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchMilan, ItalyHQ recorded Nov 6, 2026201-500204 contacts →

Exact match

“RINA Prime operates in the Real Estate Services with a focus on the real estate technical assessment and certification, with a focus on technological innovation and sustainability.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchLuton, United KingdomHQ recorded Nov 6, 2026201-500199 contacts →

Exact match

“Certsure offers industry-leading certification services, Building Regulations schemes, products and support to the construction industry.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchStrombeek-bever, BelgiumHQ recorded Nov 6, 2026201-500190 contacts →

Exact match

“Accredited as an approved inspection body for electricity, gas, elevators, fire detection, energy, asbestos, lifting and hoisting, environment and pressure, water, sewer, etc.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchCroxley Park, United KingdomHQ recorded Nov 6, 202651-200190 contacts →

Exact match

“The British Board of Agrément (BBA) drives industry safety and quality by providing services that help clients through enabling innovation, identifying risk and demonstrating…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchBracknell, United KingdomHQ recorded Nov 6, 2026201-500189 contacts →

Exact match

“BSRIA is a science-driven, independent organisation providing practical guidance and commercial solutions for the built environment.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchGiza, EgyptHQ recorded Nov 6, 2026n/a188 contacts →

Exact match

“Engineering Solutions provides LEED, EDGE, WELL, Mostadam & Sustainable Buildings Consulting and Energy Efficiency Solutions for residential, commercial, administrative and…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchLisbon, PortugalHQ recorded Nov 6, 202651-200177 contacts →

Exact match

“Bem-vindo à página da ADENE - Agência para a Energia!”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchBangalore, IndiaHQ recorded Nov 6, 202651-200172 contacts →

Exact match

“LEAD Consultancy & Engineering Services (India) Private Limited (LCES) has been started by a team of qualified professionals with vast experience and expertise in the areas of…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchWashington, DC, United StatesHQ recorded Nov 6, 2026n/a159 contacts →

Exact match

“The premier organization independently recognizing excellence in green business industry performance and practice globally.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchParis, FranceHQ recorded Nov 6, 202651-200152 contacts →

Exact match

“Specialties: Architecture, Urban Design, Landscape Design, Interior Design Strong focus on sustainable design (LEED, BREEAM and HQE expertise) ISO 9001 certified Offices in Paris…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchMonroe, OH, United StatesHQ recorded Nov 6, 2026201-500145 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchParis, FranceHQ recorded Nov 6, 202651-200136 contacts →

Exact match

“Les missions de QUALITEL sont multiples et organisées au sein de différentes structures - L’Association QUALITEL est une association indépendante, à but non lucratif, fondée en…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchWakefield, United KingdomHQ recorded Nov 6, 2026201-500135 contacts →

Exact match

“Elmhurst Energy and Stroma Certification have merged.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchLondon, United KingdomHQ recorded Nov 6, 202651-200135 contacts →

Exact match

“Sygna is a company delivering commissioning management and technical services across the built environment.”

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

Showing 25 of 2,300 green building certification firms worldwide

See the full list, filter by size, metro and specialty, and access 11,838 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Green building certification firms worldwide at a glance

As of Nov 6, 2026
33.9%Verified-email coverage
15.2Average contacts per company
1-10Median size (employees)
1.1%Largest-city concentration · London
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
1,472
11-50
611
51-200
138
201-500
27
501-1,000
17
1,001-5,000
4
5,001-10,000
3
10001+
4

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 green building certification firms are linked below.
What qualifies
Company records worldwide whose business descriptions match “green building certification firms” 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 11,838 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.

Green building certification firms by location

15 lists · largest first

Every Green building certification firms 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 “green building certification firms”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many green building certification firms are there worldwide?

RevenueBase identified 2,300 company matches for green building certification firms worldwide 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?

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

Which country has the most green building certification firms?

The United States leads with 444 companies, followed by the United Kingdom (149) and Australia (147). Every green building certification firms list by country and city is linked on this page.

Which city has the most green building certification firms?

London leads with 26 company records, followed by Madrid (24) and Melbourne (19).

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 11,838 professional contacts with verified work emails tracked across these 2,300 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.

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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.