Company lists · Data refreshed September 2026

Top 25 Sustainability auditors based in the United States

RevenueBase identified 489 company matches for sustainability auditors associated with the United States as of September 2026 and tracks 5,355 professional contacts across them, including 2,317 with verified work emails. New York is the largest hub.

This list covers company matches for sustainability auditors associated with the United States, 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.

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
489Companies
5,355Contacts tracked
2,317Verified emails
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The 25 largest sustainability auditors based in the United States

Ranked by team size
Top 25 of 489 company matches for sustainability auditors based in the United States, 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.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchEmeryville, CA, United StatesHQ recorded Sep 22, 2026201-500667 contacts →

Exact match

“Scientific Certification Systems, Inc, now doing business as SCS Global Services, is a trusted leader in third-party environmental, sustainability and food quality certification…”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
2Exact matchIrvine, CA, United StatesHQ recorded Sep 22, 2026201-500383 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
3Exact matchBerwyn, PA, United StatesHQ recorded Sep 22, 202651-200169 contacts →

Exact match

“B Lab is transforming the global economy to benefit all people, communities, and the planet.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
4Exact matchNew York, NY, United StatesHQ recorded Sep 22, 202651-200169 contacts →

Exact match

“Enveritas is the independent nonprofit working to lift smallholder farmers out of poverty and protect the environment for the next generation.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
5Exact matchWashington, DC, United StatesHQ recorded Sep 22, 2026n/a156 contacts →

Exact match

“The premier organization independently recognizing excellence in green business industry performance and practice globally.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
6Exact matchIndianapolis, IN, United StatesHQ recorded Sep 22, 202651-200152 contacts →

Exact match

“Founded in 1988, KERAMIDA is a multidisciplinary Sustainability, EHS & Engineering consulting firm grounded in evidence-based research and development.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
7Exact matchConcord, CA, United StatesHQ recorded Sep 22, 202651-200144 contacts →

Exact match

“Worldly is the leading sustainability and supply chain intelligence platform for the consumer goods industry.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
8Exact matchSan Mateo, CA, United StatesHQ recorded Sep 22, 202651-20098 contacts →

Exact match

“Pulsora is a sustainability management platform that helps businesses simplify and consolidate complex ESG operations, processes, and data in one centralized hub.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
9Exact matchNew York, NY, United StatesHQ recorded Sep 22, 202611-5092 contacts →

Exact match

“AccountAbility is a global advisory and standards firm that serves business, investors, governments, and multi-lateral organizations.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
10Exact matchCarlsbad, CA, United StatesHQ recorded Sep 22, 202651-20089 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 · Sep 22, 2026 · View company records in RevenueBase
11Exact matchHerndon, VA, United StatesHQ recorded Sep 22, 20261,001-5,00084 contacts →

Exact match

“BSI Consulting offers comprehensive world-class solutions in environmental, health, safety (EHS), supply chain security, and sustainability.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
12Exact matchChattanooga, United StatesHQ recorded Sep 22, 202651-20081 contacts →

Exact match

“From WAP Sustainability works with organizations as an outsourced sustainability service.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
13Exact matchDayton, OH, United StatesHQ recorded Sep 22, 202611-5080 contacts →

Exact match

“Since 1994, EAGLE has built an excellent reputation by providing third party auditing services that are objective and value-added.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
14Exact matchWashington, DC, United StatesHQ recorded Sep 22, 202651-20063 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
15Exact matchRaleigh, NC, United StatesHQ recorded Sep 22, 202651-20062 contacts →

Exact match

“Greenplaces helps businesses turn risk into a competitive advantage.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
16Exact matchPortland, OR, United StatesHQ recorded Sep 22, 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 · Sep 22, 2026 · View company records in RevenueBase
17Exact matchPittsburgh, PA, United StatesHQ recorded Sep 22, 202611-5056 contacts →

Exact match

“3R Sustainability is a women-owned business providing consulting services rooted in science, supported by data, and driven by innovation, education, and continual improvement…”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
18Exact matchSanta Maria, CA, United StatesHQ recorded Sep 22, 202651-20056 contacts →

Exact match

“Overview: Headquartered in Santa Maria, CA, Primus Auditing Ops provides the fresh produce industry with specialized services related to the safe production and handling of…”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
19Exact matchAtlanta, GA, United StatesHQ recorded Sep 22, 202611-5052 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 · Sep 22, 2026 · View company records in RevenueBase
20Exact matchSan Francisco, CA, United StatesHQ recorded Sep 22, 202611-5046 contacts →

Exact match

“We certify what matters: Products that are good for people and the planet.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
21Exact matchRoyersford, PA, United StatesHQ recorded Sep 22, 202611-5043 contacts →

Exact match

“Sustainable Solutions Corporation (SSC) helps organizations reduce costs, improve competitive advantage, and minimize environmental impact through end-to-end corporate…”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
22Exact matchSt. Paul, United StatesHQ recorded Sep 22, 2026n/a38 contacts →

Exact match

“Inogen Alliance is a global network of environment, health, safety, sustainability and ESG consulting companies working together to provide one point of contact to guide…”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
23Exact matchPortland, OR, United StatesHQ recorded Sep 22, 202611-5036 contacts →

Exact match

“Sumerra was created to support brands and industry organizations in advancing environmental, health and safety, and social compliance initiatives throughout the global…”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
24Exact matchWashington, United StatesHQ recorded Sep 22, 202611-5034 contacts →

Exact match

“APSCA was created to enhance the professionalism, consistency and credibility of individual auditors and organizations performing independent social compliance audits, and to…”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
25Exact matchChicago, IL, United StatesHQ recorded Sep 22, 202611-5034 contacts →

Exact match

“The Center for Sustainability and Excellence (CSE) is a global leader in ESG consulting, Net Zero strategy, and Circular Economy solutions.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase

Showing 25 of 489 sustainability auditors based in the United States

See the full list, filter by size, metro and specialty, and access 2,317 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Sustainability auditors based in the United States at a glance

As of Sep 22, 2026
43.3%Verified-email coverage
11.0Average contacts per company
1-10Median size (employees)
8.0%Largest-city concentration · New York
Sep 22, 2026Page data refreshed

Companies by employee count

1-10
353
11-50
106
51-200
20
201-500
5
1,001-5,000
4
5,001-10,000
1

Email recency for this list is measured worldwide rather than for United States, so it is reported there. Company counts and contact totals on this page are exact for United States, over 489 companies.

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.
What qualifies
Company records associated with the United States whose business descriptions match “sustainability auditors” 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. Where headquarters information is recorded, preview rows are also filtered to this page’s location. 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 2,317 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.

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 auditors”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many sustainability auditors are there based in the United States?

RevenueBase identified 489 company matches for sustainability auditors associated with the United States 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?

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

Which city has the most sustainability auditors?

New York leads with 39 company records, followed by Chicago (18) and Los Angeles (18).

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 2,317 professional contacts with verified work emails tracked across these 489 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.