Company lists · Data refreshed September 2026

Top 25 Esg consulting services based in New York, United States

RevenueBase identified 151 esg consulting services headquartered in New York, United States as of September 2026 and tracks 2,173 professional contacts across them, including 999 with verified work emails. New York is the largest hub.

This list covers esg consulting services headquartered in New York, United States, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Every row shows the company's own description, its RevenueBase Smart Search rating, and when it was last checked. Data refreshed September 21, 2026.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase Smart Search, 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 HQ checked on every row RevenueBase Smart Search rating on every row Refreshed Sep 21, 2026 86% judged on-target in blind review
151Companies
2,173Contacts tracked
999Verified emails
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The 25 largest esg consulting services based in New York, United States

Ranked by team size
Top 25 of 151 esg consulting services based in New York, United States, ranked by team size, largest first. Data refreshed Sep 21, 2026. RevenueBase Smart Search rates how each company's information relates to esg consulting services: strong evidence (its own description names it), partial (names part of it), indirect (matched on the rest of its profile rather than the description shown). Click a contact count to view that company's people.
#CompanyRevenueBase Smart SearchHeadquartersEmployeesContacts
1Indirect evidenceNew York, NY, United StatesHQ checked Sep 21, 2026501-1,000431 contacts →

Indirect evidence

“Sodali & Co advises corporate clients worldwide as they navigate the complex dynamic of shareholder and stakeholder interests.”

Source: RevenueBase Database · checked Sep 21, 2026
2Indirect evidenceNew York, NY, United StatesHQ checked Sep 21, 20265,001-10,000281 contacts →

Indirect evidence

“With over a century’s worth of experience, nearly 4,300 global team members, and 30 locations including global subsidiaries, our firm serves clients in 30 different industries…”

Source: RevenueBase Database · checked Sep 21, 2026
3Indirect evidenceNew York, NY, United StatesHQ checked Sep 21, 202611-50133 contacts →

Indirect evidence

“At OnePointFive we solve your sustainability focused business challenges by empowering your organization with expert-led solutions, embedded training, and cutting edge tools to…”

Source: RevenueBase Database · checked Sep 21, 2026
4Indirect evidenceNew York, United StatesHQ checked Sep 21, 202611-50120 contacts →

Indirect evidence

“ESGAUGE is the help desk uniquely designed for the professional service firm seeking customized data on U.S.”

Source: RevenueBase Database · checked Sep 21, 2026
5Indirect evidenceNew York, NY, United StatesHQ checked Sep 21, 202651-20098 contacts →

Indirect evidence

“Environ Energy is a leader in accelerating global sustainable energy transformation for more than 30 years.”

Source: RevenueBase Database · checked Sep 21, 2026
6Indirect evidenceNew York, NY, United StatesHQ checked Sep 21, 202611-5092 contacts →

Indirect evidence

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

Source: RevenueBase Database · checked Sep 21, 2026
7Partial evidenceNew York, NY, United StatesHQ checked Sep 21, 202651-20084 contacts →

Partial evidence

“Malk Partners is the foremost consultancy advising private equity firms to create and protect value through environmental, social, and governance (ESG) management.”

Source: RevenueBase Database · checked Sep 21, 2026
8Indirect evidenceNew York, NY, United StatesHQ checked Sep 21, 202651-20075 contacts →

Indirect evidence

“We help building owners cut carbon, reduce costs, and stay compliant.”

Source: RevenueBase Database · checked Sep 21, 2026
9Partial evidenceNew York, NY, United StatesHQ checked Sep 21, 202651-20072 contacts →

Partial evidence

“CodeGreen is a leading national sustainability and energy efficiency consulting firm.”

Source: RevenueBase Database · checked Sep 21, 2026
10Partial evidenceNew York, NY, United StatesHQ checked Sep 21, 202651-20062 contacts →

Partial evidence

“Welcome to Cognitud, where purpose-driven consulting meets global impact.”

Source: RevenueBase Database · checked Sep 21, 2026
11Indirect evidenceNew York, NY, United StatesHQ checked Sep 21, 202611-5047 contacts →

Indirect evidence

Source: RevenueBase Database · checked Sep 21, 2026
12Partial evidenceNew York, NY, United StatesHQ checked Sep 21, 202611-5043 contacts →

Partial evidence

“Tracera is a cutting-edge platform empowering businesses to achieve sustainability goals with high-integrity, auditable ESG data.”

Source: RevenueBase Database · checked Sep 21, 2026
13Indirect evidenceNew York, NY, United StatesHQ checked Sep 21, 202611-5032 contacts →

Indirect evidence

“Governance & Accountability Institute is organized as the “Sustainability Headquarters™” for clients in the corporate community and in the investment and financial services sector.”

Source: RevenueBase Database · checked Sep 21, 2026
14Indirect evidenceNew York, NY, United StatesHQ checked Sep 21, 202611-5032 contacts →

Indirect evidence

“ads ENGINEERS, DPC, established in 1979 continues to provide high-quality engineering services to our long-standing clients based on the principals established by the founding…”

Source: RevenueBase Database · checked Sep 21, 2026
15Partial evidenceNew York, United StatesHQ checked Sep 21, 20261-1026 contacts →

Partial evidence

“Soulful Synergy, LLC is a full service, socially conscious consulting company that takes a multifaceted approach to sustainability, workforce and community development.”

Source: RevenueBase Database · checked Sep 21, 2026
16Partial evidenceNew York, NY, United StatesHQ checked Sep 21, 202611-5021 contacts →

Partial evidence

“Argo Critical Solutions is an engineering firm that focuses on mission critical consulting services.”

Source: RevenueBase Database · checked Sep 21, 2026
17Indirect evidenceNew York, NY, United StatesHQ checked Sep 21, 202611-5021 contacts →

Indirect evidence

“Ideas On Purpose helps responsible organizations communicate sustainability and impact to audiences invested in how they operate.”

Source: RevenueBase Database · checked Sep 21, 2026
18Partial evidenceNew York, NY, United StatesHQ checked Sep 21, 202611-5019 contacts →

Partial evidence

“Altanova is a sustainability firm with consulting and engineering capabilities.”

Source: RevenueBase Database · checked Sep 21, 2026
19Partial evidenceNew York, NY, United StatesHQ checked Sep 21, 202611-5013 contacts →

Partial evidence

“ANZ Consulting Engineering is a full-service MEP/FP design company with offices located in both Brooklyn and Midtown Manhattan.”

Source: RevenueBase Database · checked Sep 21, 2026
20Indirect evidenceNew York, NY, United StatesHQ checked Sep 21, 20261-1012 contacts →

Indirect evidence

“TJBauman, LLC is a NYC sustainable development strategy and communications firm specializing in the market opportunities for advancing positive social impact and regenerative…”

Source: RevenueBase Database · checked Sep 21, 2026
21Indirect evidenceNew York, NY, United StatesHQ checked Sep 21, 202611-5011 contacts →

Indirect evidence

“Compose[d] is a full services agency built around driving positive impact.”

Source: RevenueBase Database · checked Sep 21, 2026
22Indirect evidenceNew York, United StatesHQ checked Sep 21, 202651-20011 contacts →

Indirect evidence

Source: RevenueBase Database · checked Sep 21, 2026
23Indirect evidenceNew York, NY, United StatesHQ checked Sep 21, 202611-5010 contacts →

Indirect evidence

“For leaders who recognize the value of aligning business goals with creating a better world, Handshake builds influence that meets a human need, solves a problem for society, and…”

Source: RevenueBase Database · checked Sep 21, 2026
24Partial evidenceNew York, NY, United StatesHQ checked Sep 21, 20261-1010 contacts →

Partial evidence

“The Bassiouni Group (TBG) is a global consulting firm.”

Source: RevenueBase Database · checked Sep 21, 2026
25Indirect evidenceNew York, NY, United StatesHQ checked Sep 21, 20261-109 contacts →

Indirect evidence

“How many consultants help their customers acquire funding for their security projects?”

Source: RevenueBase Database · checked Sep 21, 2026

Showing 25 of 151 esg consulting services based in New York, United States

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Esg consulting services based in New York, United States at a glance

As of Sep 21, 2026
46.0%Verified-email coverage
14.4Average contacts per company
1-10Median size (employees)
100.0%Largest-city concentration · New York
Sep 21, 2026Page data refreshed

Companies by employee count

1-10
105
11-50
31
51-200
12
501-1,000
2
5,001-10,000
1

Email recency for this list is measured across the whole United States list rather than for New York, so it is reported there. Company counts and contact totals on this page are exact for New York, over 151 companies.

How this list was built

Company categories are rarely black and white. RevenueBase reads each company's own description of its business to decide whether it belongs among esg consulting services, so some rows will be adjacent to the category rather than pure plays. The description and RevenueBase Smart Search rating on every row are there so you can check each match yourself.

Source
The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase Smart Search, the natural-language company search available to every RevenueBase user.
What qualifies
Companies headquartered in New York, United States whose own description of what they do matches “esg consulting services”. Matching reads each company's description, not its industry code or its name.
RevenueBase Smart Search
RevenueBase Smart Search is how this list is assembled and how each row is rated. RevenueBase's data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to a category defined in a user's own words. Each row is rated strong evidence (its own description names esg consulting services), partial evidence (it names part of the category) or indirect evidence (the description shown names none of it and the match rests on the rest of the company's profile). The description supporting each rating is quoted on the row.
What we exclude
Companies whose own description does not clearly place them among esg consulting services, and records with no verified work email. Companies headquartered outside New York are excluded even when they keep an office there.
Match quality
In blind human judging of this matching method, 86% of matched companies were on target. Expect roughly 1 in 7 rows to be adjacent to the category rather than a pure play. Every row shows the company's own description and its RevenueBase Smart Search rating so you can judge each match yourself. Read the full methodology: how the lists are built, how the judging worked, and what the figure means.
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 listed company carries at least one verified work email, 999 across the full list. 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 21, 2026. Lists refresh periodically as the graph is re-checked.
Corrections
Wrong category, wrong headquarters, or a company that has closed? Use “Report an issue” on any row. Reports go to the RevenueBase Data Team and feed back into the company graph.

Frequently asked

What is RevenueBase Smart Search?

RevenueBase Smart Search is how RevenueBase decides which companies belong on this list and how strongly each one fits. Its data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to the category the list is about. Each row is rated strong evidence when the company's own description names esg consulting services, partial evidence when it names part of the category, and indirect evidence when the description shown names none of it and the match rests on the rest of the company's profile.

How many esg consulting services are there based in New York, United States?

RevenueBase identified 151 esg consulting services headquartered in New York, United States as of September 2026, matched on each company's own description of what it does rather than its industry code.

What is the largest company on this list?

Sodali & CO, headquartered in New York, tops this list with the largest team on record.

Which city has the most esg consulting services?

New York leads with 151 headquartered companies, followed by Houston (90) and Washington (78).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work the top results, verified emails and direct dials included. Upgrading unlocks all 999 verified decision-maker contacts tracked across these 151 companies.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 21, 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 Smart Search, 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.