Company lists · Data refreshed November 2026

Top 25 School sustainability consultants worldwide

RevenueBase identified 1,063 company matches for school sustainability consultants worldwide as of November 2026 and tracks 9,058 professional contacts across them, including 2,634 with verified work emails. The United States is the largest market and London the largest hub.

This list covers company matches for school sustainability 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 November 6, 2026. Country and city lists for school sustainability 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 Nov 6, 2026 How this list was built
1,063Companies
9,058Contacts tracked
2,634Verified emails
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The 25 largest school sustainability consultants worldwide

Ranked by team size
Top 25 of 1,063 company matches for school sustainability consultants 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 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
2Exact matchMelbourne, AustraliaHQ recorded Nov 6, 2026201-500472 contacts →

Exact match

“ADP Consulting, an Ayesa company, is a sustainability-led engineering consultancy on a quest to inspire a better world through influence and design.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchLondon, United KingdomHQ recorded Nov 6, 202651-200313 contacts →

Exact match

“As environmental design consultants, building services engineers and lighting designers, we are committed to high performance and sustainable design within the built environment.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchNoida, IndiaHQ recorded Nov 6, 202651-200136 contacts →

Exact match

“GreenTree Global is one of the leading Sustainability Consulting organisations providing Energy Efficiency & Climate Change Services like Integrated Sustainability Services…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchPrince Edward Kowloon, SingaporeHQ recorded Nov 6, 202651-200112 contacts →

Exact match

“EnviroSolutions & Consulting (ESC) is the leading Environment, Safety, and Sustainability consultancy in Asia.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchNorthampton, MA, United StatesHQ recorded Nov 6, 202651-200107 contacts →

Exact match

“CET helps people and businesses save energy and reduce waste.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchLondon, United KingdomHQ recorded Nov 6, 202651-200100 contacts →

Exact match

“Greengage is an independent sustainability and environmental consultancy known for providing bespoke advice and working in partnership with our clients and multi-disciplinary…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchCarlsbad, CA, United StatesHQ recorded Nov 6, 202651-20096 contacts →

Exact match

“Verdani Partners is a full service sustainability consulting firm specialized in corporate sustainability, LEED certification and greening and retrofitting existing buildings.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchChennai, IndiaHQ recorded Nov 6, 202651-20095 contacts →

Exact match

“Conserve Consultants Pvt.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchTiverton, United KingdomHQ recorded Nov 6, 202651-20084 contacts →

Exact match

“AES Sustainability Consultants is a leading technical consultancy that delivers value engineered solutions across the homebuilding and construction industries.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchWashington, DC, United StatesHQ recorded Nov 6, 202651-20071 contacts →

Exact match

“Baumann Consulting is driven to deliver solutions for a carbon-neutral real estate industry.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchChicago, IL, United StatesHQ recorded Nov 6, 202611-5071 contacts →

Exact match

“WRD Environmental helps organizations committed to sustainability realize their vision.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchZürich, SwitzerlandHQ recorded Nov 6, 202651-20070 contacts →

Exact match

“Seit 25 Jahren setzen wir uns für eine gesunde Umwelt, die nachhaltige Nutzung der Ressourcen sowie vielfältige und artenreiche Lebensräume ein.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchRochor, SingaporeHQ recorded Nov 6, 202611-5068 contacts →

Exact match

“Building System & Diagnostics, or BSD as we like to call ourselves, started off in 2003 as a spin-off company of the National University of Singapore (NUS).”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchMedolago, ItalyHQ recorded Nov 6, 202651-20067 contacts →

Exact match

“Greenwich è tra le realtà più affermate in Italia nel settore delle consulenze in sostenibilità e innovazione.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchPortland, TN, United StatesHQ recorded Nov 6, 202651-20061 contacts →

Exact match

“Recognized for advanced subject matter expertise, wide-ranging technical resources, creative problem-solving, and excellence in professional practice, Brightworks Sustainability…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchVisakhapatnam, IndiaHQ recorded Nov 6, 202651-20061 contacts →

Exact match

“At GCRS, we stand at the forefront of innovation and expertise, dedicated to tackling the complex challenges of environmental sustainability.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchFortaleza, BrazilHQ recorded Nov 6, 202611-5060 contacts →

Exact match

“Nosso foco é consultoria e serviços em meio ambiente!”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchMonterrey, MexicoHQ recorded Nov 6, 202611-5056 contacts →

Exact match

“En THREE tenemos más de 16 años de experiencia profesional, nacional e internacional, en estrategias ESG y sostenibilidad para el sector inmobiliario.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchAtlanta, TX, United StatesHQ recorded Nov 6, 202611-5049 contacts →

Exact match

“Sustainable Investment Group, LLC (SIG) is a full-service sustainable building consulting firm that provides environmentally focused solutions to design, construction, and real…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchLondon, United KingdomHQ recorded Nov 6, 202611-5049 contacts →

Exact match

“We are a team of sustainability engineers passionate about creating buildings with a positive impact on the environment and the community.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchSão Paulo, BrazilHQ recorded Nov 6, 202611-5046 contacts →

Exact match

“We are a Brazilian consulting firm for sustainable construction created in 2005 to bringing innovative solutions to civil construction, reducing the environmental impacts of its…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchSingaporeHQ recorded Nov 6, 202611-5046 contacts →

Exact match

“TEMBUSU Asia Consulting derives its name from the Tembusu – a large evergreen tree in the family Gentianaceae which is native to Southeast Asia.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchLondon, United KingdomHQ recorded Nov 6, 202651-20045 contacts →

Exact match

“Salterbaxter is a team of creatives and consultants at the service of sustainability.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchPortland, OR, United StatesHQ recorded Nov 6, 202611-5044 contacts →

Exact match

“A national nonprofit, BEF empowers businesses to be in balance with the environment through a full suite of environmental products, educational and community engagement programs…”

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

Showing 25 of 1,063 school sustainability consultants worldwide

See the full list, filter by size, metro and specialty, and access 2,634 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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School sustainability consultants worldwide at a glance

As of Nov 6, 2026
29.1%Verified-email coverage
8.5Average contacts per company
1-10Median size (employees)
2.4%Largest-city concentration · London
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
810
11-50
203
51-200
36
201-500
4
501-1,000
1
1,001-5,000
2
5,001-10,000
1

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 school sustainability consultants are linked below.
What qualifies
Company records worldwide whose business descriptions match “school sustainability 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 2,634 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.

School sustainability consultants by location

9 lists · largest first

Every School sustainability 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 “school sustainability consultants”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many school sustainability consultants are there worldwide?

RevenueBase identified 1,063 company matches for school sustainability consultants 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?

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

Which country has the most school sustainability consultants?

The United States leads with 193 companies, followed by the United Kingdom (86) and Brazil (61). Every school sustainability consultants list by country and city is linked on this page.

Which city has the most school sustainability consultants?

London leads with 26 company records, followed by Sao Paulo (15) and New York (11).

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 2,634 professional contacts with verified work emails tracked across these 1,063 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.