Company lists · Data refreshed September 2026

Top 23 Sustainable development firms based in New York, United States

RevenueBase identified 78 company matches for sustainable development firms associated with New York, United States as of September 2026 and tracks 792 professional contacts across them, including 314 with verified work emails. Across the United States, New York is the largest hub for this category.

This list covers company matches for sustainable development firms associated with New York, 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
78Companies
792Contacts tracked
314Verified emails
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The 23 largest sustainable development firms based in New York, United States

Ranked by team size
Top 23 of 78 company matches for sustainable development firms based in New York, 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 matchNew York, NY, United StatesHQ recorded Sep 22, 202651-20098 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
2Exact matchNew York, NY, United StatesHQ recorded Sep 22, 202651-20085 contacts →

Exact match

“Euclid Power is comprised of a team of industry-leading veterans within renewable energy project development, diligence, finance, and execution with over 10GW of PV and 5GWh of…”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
3Exact matchNew York, NY, United StatesHQ recorded Sep 22, 202651-20062 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
4Exact matchNew York, NY, United StatesHQ recorded Sep 22, 202611-5047 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
5Exact matchNew York, United StatesHQ recorded Sep 22, 20261-1026 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
6Exact matchNew York, NY, United StatesHQ recorded Sep 22, 202611-5019 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
7Exact matchNew York, NY, United StatesHQ recorded Sep 22, 202611-5018 contacts →

Exact match

“At Blue Orb, LP, we develop, implement, and manage renewable energy projects, unlocking value for investors and delivering transformative benefits to communities.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
8Exact matchNew York, NY, United StatesHQ recorded Sep 22, 20261-1012 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
9Exact matchNew York, NY, United StatesHQ recorded Sep 22, 20261-1010 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
10Exact matchNew York, NY, United StatesHQ recorded Sep 22, 20261-109 contacts →

Exact match

“An environmental consulting and construction management company providing an all-encompassing package to carry your projects to the next level.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
11Exact matchNew York, NY, United StatesHQ recorded Sep 22, 20261-107 contacts →

Exact match

“SIAF Group est une structure d’accompagnement et de conseil à nos clients privés et publics dans la conception, l’évaluation, le financement et le management de leurs programmes…”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
12Exact matchNew York, NY, United StatesHQ recorded Sep 22, 20261-105 contacts →

Exact match

“KO2 Consulting provides strategic energy consultant services for government agencies, non- profit organizations and private companies to achieve organizational energy performance…”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
13Exact matchNew York, NY, United StatesHQ recorded Sep 22, 20261-105 contacts →

Exact match

“We are trusted advisors and consultants who operate at the intersection of technical, financial, and legal matters for sustainable and resilient infrastructure and built…”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
14Exact matchNew York, NY, United StatesHQ recorded Sep 22, 202651-2004 contacts →

Exact match

“OHD Partners is a business advisory firm focusing on sustainable infrastructure development internationally and sustainable housing finance and development in the United States.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
15Exact matchNew York, United StatesHQ recorded Sep 22, 20261-103 contacts →

Exact match

“D.A.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
16Exact matchNew York, NY, United StatesHQ recorded Sep 22, 20261-102 contacts →

Exact match

“Chobe Advisers is a boutique advisory firm focused on strategic management consulting and the development of energy & commodity projects.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
17Exact matchNew York, NY, United StatesHQ recorded Sep 22, 20261-102 contacts →

Exact match

“At NovoSustainability, LLC, we have a holistic view of sustainability encompassing environmental and human factors for a more sustainable workplace and workforce.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
18Exact matchNew York, NY, United StatesHQ recorded Sep 22, 20261-102 contacts →

Exact match

“So-Core is a sustainability advisory firm that helps companies and brands create value-driven strategy by finding profitable and relevant ways to solve social, environmental, and…”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
19Exact matchNew York, NY, United StatesHQ recorded Sep 22, 20261-101 contacts →

Exact match

“Established in 2022, Innovative Transforming Solutions was formed to bring to our workplace two things I am most passionate about.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
20Exact matchNew York, United StatesHQ recorded Sep 22, 20261-101 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
21Exact matchNew York, NY, United StatesHQ recorded Sep 22, 20261-101 contacts →

Exact match

“RETHINK offers environmental consulting services to businesses and individuals looking to make their operations more sustainable.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
22Exact matchNew York, United StatesHQ recorded Sep 22, 20261-101 contacts →

Exact match

“Warburton is a boutique consulting firm that advises, audits & builds sustainable governance, risk and compliance programs.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
23Exact matchNew York, NY, United StatesHQ recorded Sep 22, 20261-101 contacts →

Exact match

“Design-build firm specializing in Sustainable design, Hospitality, High-end residential, Commercial & Urban Design.”

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

Showing 23 of 78 sustainable development firms based in New York, United States

See the full list, filter by size, metro and specialty, and access 314 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Sustainable development firms based in New York, United States at a glance

As of Sep 22, 2026
39.6%Verified-email coverage
10.2Average contacts per company
1-10Median size (employees)
Sep 22, 2026Page data refreshed

Companies by employee count

1-10
56
11-50
15
51-200
7

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 78 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 New York, United States whose business descriptions match “sustainable development 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. 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 314 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 “sustainable development firms”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many sustainable development firms are there based in New York, United States?

RevenueBase identified 78 company matches for sustainable development firms associated with New York, 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?

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

Which city in the United States has the most sustainable development firms?

New York leads the United States with 78 company records, followed by Washington (57) and Houston (46).

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 314 professional contacts with verified work emails tracked across these 78 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.