Company lists · Data refreshed November 2026

Top 25 Environmental baseline study firms worldwide

RevenueBase identified 2,988 company matches for environmental baseline study firms worldwide as of November 2026 and tracks 32,682 professional contacts across them, including 10,405 with verified work emails. The United States is the largest market and Sao Paulo the largest hub.

This list covers company matches for environmental baseline study 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 environmental baseline study 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
2,988Companies
32,682Contacts tracked
10,405Verified emails
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The 25 largest environmental baseline study firms worldwide

Ranked by team size
Top 25 of 2,988 company matches for environmental baseline study 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 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
2Exact matchVentura, CA, United StatesHQ recorded Nov 6, 2026501-1,000509 contacts →

Exact match

“Rincon Consultants is a multidisciplinary environmental, planning, and advisory firm.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchWall Township, VA, United StatesHQ recorded Nov 6, 2026201-500470 contacts →

Exact match

“We are Groundwater & Environmental Services, Inc, better known as GES.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchBelo Horizonte, BrazilHQ recorded Nov 6, 2026201-500338 contacts →

Exact match

“A Amplo Engenharia destaca-se por sua especialização em Estudos Ambientais, abrangendo áreas diretamente relacionadas ao Licenciamento Ambiental, Monitoramento Ambiental…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchSan Giovanni Teatino, ItalyHQ recorded Nov 6, 2026501-1,000308 contacts →

Exact match

“LabAnalysis Environmental Science is LabAnalysis Group's company dedicated to the environmental sector.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchHouston, CA, United StatesHQ recorded Nov 6, 2026201-500281 contacts →

Exact match

“GSI Environmental, Inc.(GSI), is an environmental engineering and science consulting firm committed to measuring, analyzing, and solving complex environmental problems around the…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchSão Paulo, BrazilHQ recorded Nov 6, 202651-200248 contacts →

Exact match

“A WALM Engenharia e Tecnologia Ambiental Ltda.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchBrasília, BrazilHQ recorded Nov 6, 202651-200206 contacts →

Exact match

“Somamos a experiência e a agilidade que você precisa para desenvolver os estudos necessários para o licenciamento ambiental e gestão do seu empreendimento.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchSantiago, ChileHQ recorded Nov 6, 202651-200203 contacts →

Exact match

“Gestión Ambiental Consultores S.A.(GAC) es una empresa de consultoría ambiental fundada en 1991 que presta servicios en distintas áreas de la gestión ambiental para los…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchAtlanta, IL, United StatesHQ recorded Nov 6, 2026201-500198 contacts →

Exact match

“With more than 50 years of excellence, KEMRON Environmental Services, Inc.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchBedford, PA, United StatesHQ recorded Nov 6, 2026201-500196 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchStow, OH, United StatesHQ recorded Nov 6, 202651-200185 contacts →

Exact match

“EnviroScience is a team of over 150 expert biologists, commercial divers, environmental engineers, and environmental scientists that provides biomonitoring, environmental…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchVancouver, ON, CanadaHQ recorded Nov 6, 202651-200185 contacts →

Exact match

“PGL Environmental Consultants consistently provides clients with a high level of support and confidence in our environmental management and planning decisions by combining…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchRocklin, CA, United StatesHQ recorded Nov 6, 202651-200175 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchSeattle, OR, United StatesHQ recorded Nov 6, 202651-200170 contacts →

Exact match

“Herrera Environmental Consultants is a leading engineering and scientific consulting firm focused on restoration, water, and sustainable development.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchElmhurst, IL, United StatesHQ recorded Nov 6, 202651-200165 contacts →

Exact match

“Since the passage of original environmental legislation nearly four decades ago, both private and public industry have turned to Mostardi Platt for guidance in complying with air…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchBurnaby, AB, CanadaHQ recorded Nov 6, 202651-200164 contacts →

Exact match

“Keystone Environmental is a proudly Canadian (owned and operated) full service environmental consultancy helping businesses meet their environmental goals and objectives.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchGurgaon, IndiaHQ recorded Nov 6, 2026201-500154 contacts →

Exact match

“Vardan EnviroNet is an organization of senior state and central government retired officers from various departments like Pollution Control Board, Mines & Geology, Public Sector…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchSão Paulo, BrazilHQ recorded Nov 6, 202651-200150 contacts →

Exact match

“CPEA - Consultoria Paulista de Estudos Ambientais is a limited liability company, founded on October 15th, with headquarter in the city of São Paulo.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchFort Collins, SK, United StatesHQ recorded Nov 6, 202651-200149 contacts →

Exact match

“Ensero Solutions is an environmental consulting and remediation business with specific expertise in environmental assessments and permitting solutions, mine water management…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchParis, FranceHQ recorded Nov 6, 202651-200144 contacts →

Exact match

“Setec énergie environnement is a subsidiary of the setec group, one of France’s leading engineering firms (3 300 employees).”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchBrasilia, BrazilHQ recorded Nov 6, 202651-200142 contacts →

Exact match

“MRS Estudos Ambientais Ltda began its activities on April 2, 1992.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchSantiago, ChileHQ recorded Nov 6, 202651-200138 contacts →

Exact match

“DSS es una consultora con 23 años de experiencia, que gestiona proyectos de ingeniería y medio ambiente de manera integral, por medio de distintos equipos de profesionales…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchZoetermeer, NetherlandsHQ recorded Nov 6, 202651-200127 contacts →

Exact match

“Praktisch, nuchter en deskundig.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchBirmingham Office, MS, United StatesHQ recorded Nov 6, 202651-200127 contacts →

Exact match

“PPM Consultants is an environmental and engineering consulting firm providing services to industrial, commercial, and governmental clients.”

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

Showing 25 of 2,988 environmental baseline study firms worldwide

See the full list, filter by size, metro and specialty, and access 10,405 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Environmental baseline study firms worldwide at a glance

As of Nov 6, 2026
31.8%Verified-email coverage
10.9Average contacts per company
1-10Median size (employees)
1.5%Largest-city concentration · Sao Paulo
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
1,730
11-50
984
51-200
204
201-500
28
501-1,000
8
1,001-5,000
3
10001+
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 environmental baseline study firms are linked below.
What qualifies
Company records worldwide whose business descriptions match “environmental baseline study 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 10,405 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 baseline study firms by location

16 lists · largest first

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

How many environmental baseline study firms are there worldwide?

RevenueBase identified 2,988 company matches for environmental baseline study 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?

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

Which country has the most environmental baseline study firms?

The United States leads with 744 companies, followed by Brazil (517) and Canada (156). Every environmental baseline study firms list by country and city is linked on this page.

Which city has the most environmental baseline study firms?

Sao Paulo leads with 44 company records, followed by Belo Horizonte (35) and Curitiba (21).

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 10,405 professional contacts with verified work emails tracked across these 2,988 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.