Company lists · Data refreshed October 2026

Top 24 Energy transition advisory firms based in New York, United States

RevenueBase identified 136 company matches for energy transition advisory firms associated with New York, United States as of October 2026 and tracks 1,569 professional contacts across them, including 747 with verified work emails. Across the United States, Houston is the largest hub for this category (177 companies); New York follows with 136.

This list covers company matches for energy transition advisory 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 October 12, 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 Oct 12, 2026 How this list was built
136Companies
1,569Contacts tracked
747Verified emails
Explore this list → Free signup · no credit card · 500 free credits

The 24 largest energy transition advisory firms based in New York, United States

Ranked by team size
Top 24 of 136 company matches for energy transition advisory firms based in New York, United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Oct 12, 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 Oct 12, 202651-200137 contacts →

Exact match

“Leo Berwick is a commercially focused deal advisory firm supporting the needs of the world’s largest infrastructure funds, infrastructure and energy developers, pension funds…”

Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
2Exact matchNew York, NY, United StatesHQ recorded Oct 12, 202651-200118 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 · Oct 12, 2026 · View company records in RevenueBase
3Exact matchNew York, NY, United StatesHQ recorded Oct 12, 202651-20097 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 · Oct 12, 2026 · View company records in RevenueBase
4Exact matchNew York, NY, United StatesHQ recorded Oct 12, 202611-5097 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
5Exact matchNew York, NY, United StatesHQ recorded Oct 12, 202651-20076 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
6Exact matchNew York, NY, United StatesHQ recorded Oct 12, 202651-20069 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
7Exact matchNew York, NY, United StatesHQ recorded Oct 12, 202611-5066 contacts →

Exact match

“CRC-IB is a full-service investment bank providing industry-leading financial services across the energy transition.”

Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
8Exact matchNew York, NY, United StatesHQ recorded Oct 12, 202651-20057 contacts →

Exact match

“Intrepid is an independent merchant bank focused on the energy sector across traditional energy and energy transition.”

Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
9Exact matchNew York, NY, United StatesHQ recorded Oct 12, 202611-5049 contacts →

Exact match

“Founded in 2011, Energy Infrastructure Partners (EIP) began with a clear premise: utilities, governments, and large energy users need a partner who is as committed to technical…”

Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
10Exact matchNew York, NY, United StatesHQ recorded Oct 12, 202611-5045 contacts →

Exact match

“Independence Point Advisors (IPA) is a women-owned investment bank headquartered in New York City, committed to delivering differentiated, high-quality advice that leverages the…”

Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
11Exact matchNew York, NY, United StatesHQ recorded Oct 12, 202611-5044 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
12Exact matchNew York, NY, United StatesHQ recorded Oct 12, 202611-5043 contacts →

Exact match

“Karbone is an award-winning liquidity services platform that specializes in energy transition and environmental commodity markets.”

Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
13Exact matchNew York, NY, United StatesHQ recorded Oct 12, 202611-5022 contacts →

Exact match

“Demand for affordable, reliable and lower-carbon energy will continue to grow, fueled by our expanding population, the rising global middle class and energy-intensive industries…”

Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
14Exact matchNew York, NY, United StatesHQ recorded Oct 12, 202611-5020 contacts →

Exact match

“FirstService Energy is the energy management and advisory affiliate of FirstService Residential the largest manager of residential communities in North America.”

Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
15Exact matchNew York, NY, United StatesHQ recorded Oct 12, 202611-5016 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
16Exact matchNew York, United StatesHQ recorded Oct 12, 202611-5016 contacts →

Exact match

“SOLO is a sustainable energy service company specializing in energy efficiency, electrification, and renewable solutions.”

Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
17Exact matchNew York, NY, United StatesHQ recorded Oct 12, 20261-1016 contacts →

Exact match

“Keyframe is a NYC based special situations firm.”

Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
18Exact matchNew York, NY, United StatesHQ recorded Oct 12, 202611-5015 contacts →

Exact match

“Founded in February 2012 by Todd Kantor, Encompass Capital Advisors LLC is an alternative investment management firm based in New York with research offices in Texas and Oklahoma.”

Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
19Exact matchNew York, NY, United StatesHQ recorded Oct 12, 20261-1015 contacts →

Exact match

“Sunlight Energy Group works with companies to lower costs by developing powerful energy management plans that reduce usage, secure the best rates, and leverage emerging…”

Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
20Exact matchNew York, United StatesHQ recorded Oct 12, 202611-5014 contacts →

Exact match

“Electron is a New York based investment advisor with a 17-year track record.”

Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
21Exact matchNew York, NY, United StatesHQ recorded Oct 12, 202611-5014 contacts →

Exact match

“Founded in 2017, Javelin Capital is a boutique investment banking firm for companies in the renewable energy, energy storage and green chemistry sectors.”

Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
22Exact matchNew York, NY, United StatesHQ recorded Oct 12, 202611-5011 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
23Exact matchNew York, NY, United StatesHQ recorded Oct 12, 20261-1010 contacts →

Exact match

“AC Investment Management, LLC (ACIM) is a private New York based investment advisor specializing in niche commodities strategies with an emphasis on the energy transition.”

Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
24Exact matchNew York, NY, United StatesHQ recorded Oct 12, 20261-108 contacts →

Exact match

“Cleanhill Partners is a private equity firm pursuing investments in the energy transition sector that contribute to decarbonization.”

Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase

Showing 24 of 136 energy transition advisory firms based in New York, United States

See the full list, filter by size, metro and specialty, and access 747 tracked professional contacts with verified work emails. Direct dials are available where recorded.

Free signup · no credit card

View the full list →

Energy transition advisory firms based in New York, United States at a glance

As of Oct 12, 2026
47.6%Verified-email coverage
11.5Average contacts per company
1-10Median size (employees)
Oct 12, 2026Page data refreshed

Companies by employee count

1-10
89
11-50
36
51-200
11

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 136 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 “energy transition advisory 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 747 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 October 12, 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 “energy transition advisory firms”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many energy transition advisory firms are there based in New York, United States?

RevenueBase identified 136 company matches for energy transition advisory firms associated with New York, United States as of October 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?

LEO Berwick 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 energy transition advisory firms?

Houston leads the United States with 177 company records, followed by New York (136) and Washington (69).

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 747 professional contacts with verified work emails tracked across these 136 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 October 12, 2026.

Ready to reach these companies? Verified emails and direct dials for all 136 energy transition advisory firms based in New York, United States. Start with a free account, no credit card.

Download this list →

Related lists

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.