Company lists · Data refreshed September 2026

Top 25 Sustainability technology integrators worldwide

Name: Sustainability technology integrators worldwide
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 22, 2026 7,657 companies tracked

RevenueBase identified 7,657 company matches for sustainability technology integrators worldwide as of September 2026 and tracks 89,758 professional contacts across them, including 29,629 with verified work emails. The United States is the largest market and London the largest hub.

This list covers company matches for sustainability technology integrators 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 September 22, 2026. Country and city lists for sustainability technology integrators 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 Sep 22, 2026 How this list was built

7,657Companies

89,758Contacts tracked

29,629Verified emails

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The 25 largest sustainability technology integrators worldwide

Ranked by team size

Top 25 of 7,657 company matches for sustainability technology integrators worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 22, 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	ERM	Exact match	London, United KingdomHQ recorded Sep 22, 2026	5,001-10,000	9,119 contacts →
	Exact match “Sustainability is our business.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
2	Mckinstry	Exact match	Seattle, WA, United StatesHQ recorded Sep 22, 2026	1,001-5,000	2,213 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 · Sep 22, 2026 · View company records in RevenueBase
3	Clearesult	Exact match	Austin, TX, United StatesHQ recorded Sep 22, 2026	1,001-5,000	2,121 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 · Sep 22, 2026 · View company records in RevenueBase
4	TSE	Exact match	São Paulo/sp, BrazilHQ recorded Sep 22, 2026	5,001-10,000	1,067 contacts →
	Exact match “Somos a TSE - Total Sustainable Engineering.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
5	Franklin Energy	Exact match	Port Washington, WI, United StatesHQ recorded Sep 22, 2026	1,001-5,000	838 contacts →
	Exact match “Franklin Energy delivers end-to-end sustainability solutions through a portfolio of intelligent products and services that lower energy costs, reduce carbon and waste, and grow…” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
6	Energy Solutions	Exact match	Oakland, CA, United StatesHQ recorded Sep 22, 2026	201-500	772 contacts →
	Exact match “Our mission is simple - to combat climate change through market-based, cost-effective energy, carbon, and water management solutions that make big impacts.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
7	PAE	Exact match	Portland, OR, United StatesHQ recorded Sep 22, 2026	201-500	744 contacts →
	Exact match “PAE provides mechanical and electrical engineering design, technology system design, energy modeling and analysis, and more.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
8	Inerco	Exact match	Sevilla, SpainHQ recorded Sep 22, 2026	1,001-5,000	688 contacts →
	Exact match “INERCO, with 30 years of experience, offers comprehensive services and develops advanced technologies that contribute to sustainable industrial development, acting as a leader in…” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
9	KBC A Yokogawa Company	Exact match	Walton-on-thames, United KingdomHQ recorded Sep 22, 2026	201-500	658 contacts →
	Exact match “We are passionate about driving sustainable change for our planet.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
10	ACT Group	Exact match	Amsterdam, NetherlandsHQ recorded Sep 22, 2026	501-1,000	556 contacts →
	Exact match “As the leading environmental solutions partner for organizations globally, ACT helps its partners meet increasing environmental action and disclosure expectations from regulators…” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
11	Watershed	Exact match	San Francisco, CA, United StatesHQ recorded Sep 22, 2026	201-500	529 contacts →
	Exact match “Watershed is the enterprise sustainability platform.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
12	3e Engenharia EM Eficiencia Energetica	Exact match	BrazilHQ recorded Sep 22, 2026	201-500	473 contacts →
	Exact match “A 3E Engenharia atua nacionalmente, oferecendo soluções para empresas concessionárias de serviços públicos, no planejamento, gestão, execução e inovação em projetos de Eficiência…” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
13	ADP Consulting	Exact match	Melbourne, AustraliaHQ recorded Sep 22, 2026	201-500	468 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 · Sep 22, 2026 · View company records in RevenueBase
14	Elmeasure	Exact match	Bangalore, IndiaHQ recorded Sep 22, 2026	501-1,000	446 contacts →
	Exact match “Founded in 2004 by a passionate team of entrepreneurs with deep expertise in energy management, Elmeasure began with a bold mission: to help industries, businesses, and…” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
15	Tecno Group	Exact match	Napoli, ItalyHQ recorded Sep 22, 2026	201-500	423 contacts →
	Exact match “We are an Energy Digital and Sustainable Company specialized in sustainability consulting services and 4.0 solutions.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
16	Photon Energy Group	Exact match	Amsterdam, NetherlandsHQ recorded Sep 22, 2026	201-500	407 contacts →
	Exact match “Photon Energy Group is a group of companies with a shared mission: making clean energy, clean water and clean environments accessible to all.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
17	Greenflex	Exact match	Paris, FranceHQ recorded Sep 22, 2026	501-1,000	390 contacts →
	Exact match “Since 2009, GreenFlex has been a key partner in the energy, environmental and societal transformation of organizations, enabling them to change their trajectory towards an economy…” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
18	Veregy	Exact match	Phoenix, MO, United StatesHQ recorded Sep 22, 2026	501-1,000	383 contacts →
	Exact match “Veregy is an award-winning NAESCO-Accredited decarbonization company focusing on accelerating and simplifying the Energy Transition.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
19	TRIO	Exact match	Irvine, CA, United StatesHQ recorded Sep 22, 2026	201-500	383 contacts →
	Exact match “We are Trio – built from Edison Energy, Alfa Energy, and Altenex Energy.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
20	Inspired PLC	Exact match	Kirkham, United KingdomHQ recorded Sep 22, 2026	501-1,000	373 contacts →
	Exact match “Inspired PLC is a leading technology-enabled provider of energy and sustainability solutions that allow UK and Irish businesses to transition to net-zero carbon and manage their…” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
21	Supernova	Exact match	Irvine, CA, United StatesHQ recorded Sep 22, 2026	201-500	370 contacts →
	Exact match “Supernova embodies the spirit of innovation and dedication to a sustainable future, making it a shining example of what it means to be a leader in the renewable energy industry.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
22	Anthesis ESP	Exact match	Manlleu, SpainHQ recorded Sep 22, 2026	201-500	337 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 · Sep 22, 2026 · View company records in RevenueBase
23	NUS Consulting Group	Exact match	Park Ridge, NJ, United StatesHQ recorded Sep 22, 2026	201-500	336 contacts →
	Exact match “National Utility Service, Inc.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
24	Quantis	Exact match	Lausanne, SwitzerlandHQ recorded Sep 22, 2026	201-500	325 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 · Sep 22, 2026 · View company records in RevenueBase
25	Applied Energy Technologies Private Limited	Exact match	Gurugram, IndiaHQ recorded Sep 22, 2026	201-500	324 contacts →
	Exact match “At Applied Energy Technologies, we are redefining the energy landscape with cost-efficient, distributed, and sustainable energy solutions.” Recorded in the RevenueBase company graph · Sep 22, 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 “sustainability technology integrators”. 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 7,657 sustainability technology integrators worldwide

See the full list, filter by size, metro and specialty, and access 29,629 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Sustainability technology integrators worldwide at a glance

As of Sep 22, 2026

33.0%Verified-email coverage

11.7Average contacts per company

1-10Median size (employees)

1.7%Largest-city concentration · London

Sep 22, 2026Page data refreshed

Companies by employee count

1-10

4,553

11-50

2,348

51-200

537

201-500

123

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 sustainability technology integrators are linked below.
What qualifies: Company records worldwide whose business descriptions match “sustainability technology integrators” 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 29,629 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 September 22, 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.

Sustainability technology integrators by location

40 lists · largest first

Every Sustainability technology integrators 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 “sustainability technology integrators”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many sustainability technology integrators are there worldwide?

RevenueBase identified 7,657 company matches for sustainability technology integrators worldwide as of September 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?

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

Which country has the most sustainability technology integrators?

The United States leads with 1,026 companies, followed by Brazil (557) and India (543). Every sustainability technology integrators list by country and city is linked on this page.

Which city has the most sustainability technology integrators?

London leads with 132 company records, followed by Sao Paulo (96) and New York (58).

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 29,629 professional contacts with verified work emails tracked across these 7,657 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 September 22, 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.