Company lists · Data refreshed November 2026

Top 25 School sustainability program consultants worldwide

RevenueBase identified 1,947 company matches for school sustainability program consultants worldwide as of November 2026 and tracks 16,845 professional contacts across them, including 4,538 with verified work emails. The United States is the largest market and London the largest hub.

This list covers company matches for school sustainability program 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 program 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
1,947Companies
16,845Contacts tracked
4,538Verified emails
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The 25 largest school sustainability program consultants worldwide

Ranked by team size
Top 25 of 1,947 company matches for school sustainability program 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 matchManlleu, SpainHQ recorded Nov 6, 2026201-500343 contacts →

Exact match

“Som una empresa especialitzada en sostenibilitat, aliada amb les organitzacions, territoris i persones compromesos amb un món més sostenible, als quals acompanyem en la seva…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact 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
5Exact matchLausanne, SwitzerlandHQ recorded Nov 6, 2026201-500311 contacts →

Exact match

“Quantis, part of BCG, is a sustainability consulting firm that helps organizations translate sustainability ambition into measurable business value.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchSopron, HungaryHQ recorded Nov 6, 20261,001-5,000238 contacts →

Exact match

“University of Sopron, as Hungary’s green university, interprets sustainability not merely as an educational topic, but as an operational and social mission.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchFairfax, VA, United StatesHQ recorded Nov 6, 2026201-500223 contacts →

Exact match

“PEG presents a comprehensive capacity for the evaluation and understanding of a broad base of energy and environmental sustainability related programs, policies and initiatives.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchStanford, CA, United StatesHQ recorded Nov 6, 2026n/a174 contacts →

Exact match

“Deepening planetary insights, creating policy and solutions, and preparing a new generation of sustainability leaders.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchFranceHQ recorded Nov 6, 2026201-500148 contacts →

Exact match

“The vision of the program is to generate interest about sustainable development in schools in an effort to educate and engage students with the SDGs and to encourage them to…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact 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
11Exact matchDubai, United Arab EmiratesHQ recorded Nov 6, 202651-200130 contacts →

Exact match

“With a campus designed for minimal environmental impact, utilizing solar power for all its energy needs, recycling all its water for agricultural use, and implementing waste…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchNew Delhi, IndiaHQ recorded Nov 6, 202611-50116 contacts →

Exact match

“Environmental Design Solutions [EDS] is a sustainability advisory firm focusing on the built environment.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact 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
14Exact matchSeattle, CA, United StatesHQ recorded Nov 6, 202651-200110 contacts →

Exact match

“Cascadia Consulting Group is a majority women-owned consulting firm specializing in environmental and sustainability solutions.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchChantilly, IL, United StatesHQ recorded Nov 6, 2026201-500109 contacts →

Exact match

“Established in 1983, TechLaw provides environmental and management consulting services to the public sector nationwide.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact 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
17Exact matchUnited StatesHQ recorded Nov 6, 2026501-1,000100 contacts →

Exact match

“The ESG Institute is a global sustainability advisory, education, and solutions organization, with an international network of over 500 experts across Europe, the Middle East…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact 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
19Exact 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
20Exact matchSydney, AustraliaHQ recorded Nov 6, 202651-20087 contacts →

Exact match

“Edge Impact is a sustainability and climate advisory firm (founded 2008) that translates climate science into clear strategy and measurable outcomes, delivering transition…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact 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
22Exact matchHong, Hong KongHQ recorded Nov 6, 202651-20083 contacts →

Exact match

“About Business Environment Council Limited () Business Environment Council Limited (“BEC”) is an independent, charitable membership organisation, established by the business…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchRome, ItalyHQ recorded Nov 6, 202651-20083 contacts →

Exact match

“We educate individuals and companies on the changes needed to achieve sustainable development.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact 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
25Exact 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

Showing 25 of 1,947 school sustainability program consultants worldwide

See the full list, filter by size, metro and specialty, and access 4,538 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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School sustainability program consultants worldwide at a glance

As of Nov 6, 2026
26.9%Verified-email coverage
8.7Average contacts per company
1-10Median size (employees)
2.3%Largest-city concentration · London
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
1,421
11-50
415
51-200
70
201-500
18
501-1,000
4
1,001-5,000
5
5,001-10,000
1
10001+
3

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 program consultants are linked below.
What qualifies
Company records worldwide whose business descriptions match “school sustainability program 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 4,538 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 program consultants by location

11 lists · largest first

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

How many school sustainability program consultants are there worldwide?

RevenueBase identified 1,947 company matches for school sustainability program 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 program consultants?

The United States leads with 350 companies, followed by the United Kingdom (134) and Brazil (119). Every school sustainability program consultants list by country and city is linked on this page.

Which city has the most school sustainability program consultants?

London leads with 45 company records, followed by New York (23) and Sao Paulo (20).

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 4,538 professional contacts with verified work emails tracked across these 1,947 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.