Company lists · Data refreshed November 2026

Top 25 Environmental assessment companies worldwide

RevenueBase identified 13,282 company matches for environmental assessment companies worldwide as of November 2026 and tracks 170,815 professional contacts across them, including 55,857 with verified work emails. The United States is the largest market and Sao Paulo the largest hub.

This list covers company matches for environmental assessment companies 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 environmental assessment companies 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
13,282Companies
170,815Contacts tracked
55,857Verified emails
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The 25 largest environmental assessment companies worldwide

Ranked by team size
Top 25 of 13,282 company matches for environmental assessment companies 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 matchLas Condes, CanadaHQ recorded Nov 6, 20265,001-10,0003,239 contacts →

Exact match

“Golder was acquired by WSP.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchSao Paulo, BrazilHQ recorded Nov 6, 202610001+2,883 contacts →

Exact match

“Our mission is to promote ecological transformation by investing in decarbonization projects, circular economy, energy transition, and environmental regeneration.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchParsippany, TN, United StatesHQ recorded Nov 6, 20261,001-5,0002,492 contacts →

Exact match

“Langan's client-focused, highly entrepreneurial culture cultivates an environment of opportunities in which career growth and teamwork flourish.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchBaton Rouge, LA, United StatesHQ recorded Nov 6, 2026n/a2,268 contacts →

Exact match

“Providence is an employee-owned engineering and environmental consulting firm.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchIndonesiaHQ recorded Nov 6, 20261,001-5,0001,727 contacts →

Exact match

“Surveyor Indonesia was incepted on 1 August 1991.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchPhoenix, MA, United StatesHQ recorded Nov 6, 20261,001-5,0001,695 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 · Nov 6, 2026 · View company records in RevenueBase
7Exact matchTorrance, WA, United StatesHQ recorded Nov 6, 20261,001-5,0001,481 contacts →

Exact match

“Partner Assessment Corp.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchHelsby, United KingdomHQ recorded Nov 6, 202610001+1,246 contacts →

Exact match

“RSK Group is a global leader in the delivery of environmental and engineering solutions.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchHøjbjerg, DenmarkHQ recorded Nov 6, 2026n/a1,192 contacts →

Exact match

“Miljø er vores kernekompetence og vores ansvar.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchMinneapolis, NV, United StatesHQ recorded Nov 6, 20261,001-5,0001,146 contacts →

Exact match

“Barr provides engineering and environmental consulting services to clients across the Midwest, throughout the Americas, and around the world.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchDallas, TX, United StatesHQ recorded Nov 6, 20261,001-5,0001,114 contacts →

Exact match

“Trinity Consultants is a global team of specialists helping organizations solve complex challenges in environmental compliance, ecological protection, infrastructure and built…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchDecatur, PA, United StatesHQ recorded Nov 6, 20261,001-5,0001,088 contacts →

Exact match

“Alliance is a new kind of environmental services company-powered by innovation, focused on service, and committed to client success.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchSantiago, ChileHQ recorded Nov 6, 2026501-1,000878 contacts →

Exact match

“We are Pares & Alvarez, our extensive experience and the recognition of our clients makes us one of the leading Engineering Companies in environmental, consulting, engineering and…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchLafayette, MA, United StatesHQ recorded Nov 6, 20261,001-5,000876 contacts →

Exact match

“ATC Group Services LLC is now Atlas.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchLittle Rock, AR, United StatesHQ recorded Nov 6, 20261,001-5,000861 contacts →

Exact match

“Onterris (formerly Montrose Environmental Group) was one of the first to see environmental responsibility as not just an imperative but as a strategic asset.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchEncinitas, CA, United StatesHQ recorded Nov 6, 2026501-1,000829 contacts →

Exact match

“Dudek is an environmental, planning, and engineering consulting firm.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchGuayaquil, EcuadorHQ recorded Nov 6, 2026501-1,000821 contacts →

Exact match

“Somos una empresa sólida, confiable, orientada al cliente; líder en el manejo ambiental, con procesos de calidad, tecnología y recursos humanos competentes.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchSan Francisco, OR, United StatesHQ recorded Nov 6, 2026501-1,000748 contacts →

Exact match

“ESA is a 100% employee-owned environmental consulting firm.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchRio De Janeiro, BrazilHQ recorded Nov 6, 2026201-500694 contacts →

Exact match

“A CTA foi criada em 1995, em Belo Horizonte Minas Gerais, ampliando sua atividade e posicionando sua sede no estado do Rio de Janeiro em Duque de Caxias, próximo ao Pólo…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchMississauga, ON, CanadaHQ recorded Nov 6, 20261,001-5,000693 contacts →

Exact match

“Pinchin Ltd.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchCalgary, AB, CanadaHQ recorded Nov 6, 20261,001-5,000676 contacts →

Exact match

“We are Tervita, a company with dedicated employees on a single mission: the future.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchSt. Paul, MD, United StatesHQ recorded Nov 6, 20261,001-5,000649 contacts →

Exact match

“Antea Group is an international engineering and environmental consulting firm specializing in full-service solutions in the fields of environment, health and safety, and…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchMèze, FranceHQ recorded Nov 6, 2026201-500555 contacts →

Exact match

“Fondée en 1993 par des passionnés de nature engagés, Biotope s’est imposée au fil des années comme précurseur et leader mondial de l’ingénierie environnementale et de la…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchBurlington, CA, United StatesHQ recorded Nov 6, 2026501-1,000553 contacts →

Exact match

“EBI Consulting is a national environmental and engineering consulting firm helping asset owners, investors, lenders, operators, and telecom infrastructure providers protect value…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchSan Donato Milanese, ItalyHQ recorded Nov 6, 20261,001-5,000550 contacts →

Exact match

“We are Eni’s environmental company active for over 20 years, in giving new life, according to the principles of the circular economy, to industrial land, water and waste through…”

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

Showing 25 of 13,282 environmental assessment companies worldwide

See the full list, filter by size, metro and specialty, and access 55,857 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Environmental assessment companies worldwide at a glance

As of Nov 6, 2026
32.7%Verified-email coverage
12.9Average contacts per company
1-10Median size (employees)
1.4%Largest-city concentration · Sao Paulo
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
8,136
11-50
3,850
51-200
857
201-500
184
501-1,000
44
1,001-5,000
51
5,001-10,000
5
10001+
7

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 environmental assessment companies are linked below.
What qualifies
Company records worldwide whose business descriptions match “environmental assessment companies” 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 55,857 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.

Environmental assessment companies by location

59 lists · largest first

Every Environmental assessment companies 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 “environmental assessment companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many environmental assessment companies are there worldwide?

RevenueBase identified 13,282 company matches for environmental assessment companies 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?

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

Which country has the most environmental assessment companies?

The United States leads with 2,421 companies, followed by Brazil (1,989) and the United Kingdom (634). Every environmental assessment companies list by country and city is linked on this page.

Which city has the most environmental assessment companies?

Sao Paulo leads with 191 company records, followed by Belo Horizonte (109) and Rio De Janeiro (80).

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 55,857 professional contacts with verified work emails tracked across these 13,282 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.