Company lists · Data refreshed September 2026

Top 22 Renewable energy consultancies based in New York, United States

RevenueBase identified 106 renewable energy consultancies headquartered in New York, United States as of September 2026 and tracks 1,235 professional contacts across them, including 711 with verified work emails. Houston is the largest hub.

This list covers renewable energy consultancies 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
106Companies
1,235Contacts tracked
711Verified emails
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The 22 largest renewable energy consultancies based in New York, United States

Ranked by team size
Top 22 of 106 renewable energy consultancies 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 renewable energy consultancies: 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
1Partial evidenceNew York, NY, United StatesHQ checked Sep 21, 202651-200205 contacts →

Partial evidence

“Bright Power is a leading provider of energy efficiency and decarbonization solutions for the real estate industry.”

Source: RevenueBase Database · checked Sep 21, 2026
2Partial evidenceNew York, NY, United StatesHQ checked Sep 21, 202651-20098 contacts →

Partial evidence

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

Source: RevenueBase Database · checked Sep 21, 2026
3Strong evidenceNew York, NY, United StatesHQ checked Sep 21, 202651-20085 contacts →

Strong evidence

“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…”

Source: RevenueBase Database · checked Sep 21, 2026
4Indirect 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
5Partial 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
6Strong evidenceNew York, NY, United StatesHQ checked Sep 21, 202651-20067 contacts →

Strong evidence

“Onyx Renewables is a leading provider of predictable, affordable clean energy solutions nationwide.”

Source: RevenueBase Database · checked Sep 21, 2026
7Partial evidenceNew York, NY, United StatesHQ checked Sep 21, 202611-5049 contacts →

Partial evidence

“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…”

Source: RevenueBase Database · checked Sep 21, 2026
8Strong evidenceNew York, NY, United StatesHQ checked Sep 21, 202611-5023 contacts →

Strong evidence

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

Source: RevenueBase Database · checked Sep 21, 2026
9Indirect evidenceNew York, NY, United StatesHQ checked Sep 21, 202611-5019 contacts →

Indirect evidence

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

Source: RevenueBase Database · checked Sep 21, 2026
10Strong evidenceNew York, NY, United StatesHQ checked Sep 21, 202611-5018 contacts →

Strong evidence

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

Source: RevenueBase Database · checked Sep 21, 2026
11Strong evidenceNew York, United StatesHQ checked Sep 21, 202611-5015 contacts →

Strong evidence

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

Source: RevenueBase Database · checked Sep 21, 2026
12Partial evidenceNew York, NY, United StatesHQ checked Sep 21, 20261-1013 contacts →

Partial evidence

“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…”

Source: RevenueBase Database · checked Sep 21, 2026
13Indirect evidenceNew York, NY, United StatesHQ checked Sep 21, 20261-109 contacts →

Indirect evidence

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

Source: RevenueBase Database · checked Sep 21, 2026
14Partial evidenceNew York, NY, United StatesHQ checked Sep 21, 20261-106 contacts →

Partial evidence

“Triple Net Energy Advisory Services (TNE) is one of the most experienced energy engineering and advanced metering infrastructure technologies firms in the Tri-State area with a…”

Source: RevenueBase Database · checked Sep 21, 2026
15Indirect evidenceNew York, United StatesHQ checked Sep 21, 20261-106 contacts →

Indirect evidence

“At MILE we focus on an integrative and collaborative approach towards advisory and business development services.”

Source: RevenueBase Database · checked Sep 21, 2026
16Partial evidenceNew York, NY, United StatesHQ checked Sep 21, 20261-105 contacts →

Partial evidence

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

Source: RevenueBase Database · checked Sep 21, 2026
17Partial evidenceNew York, NY, United StatesHQ checked Sep 21, 20261-105 contacts →

Partial evidence

“Solar Collective plans, builds and finances clean energy projects.”

Source: RevenueBase Database · checked Sep 21, 2026
18Partial evidenceNew York, NY, United StatesHQ checked Sep 21, 20261-105 contacts →

Partial evidence

“Financial advisory for energy and infrastructure - Sell-side and buy-side advisory for US and international institutional and strategic investors - Capital advisory and raising…”

Source: RevenueBase Database · checked Sep 21, 2026
19Indirect evidenceNew York, NY, United StatesHQ checked Sep 21, 20261-105 contacts →

Indirect evidence

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

Source: RevenueBase Database · checked Sep 21, 2026
20Strong evidenceNew York, United StatesHQ checked Sep 21, 20261-103 contacts →

Strong evidence

“Global Power Partners was founded in 2015 to offer high-level investment banking services to participants in the global renewable energy and clean technology.”

Source: RevenueBase Database · checked Sep 21, 2026
21Partial evidenceNew York, NY, United StatesHQ checked Sep 21, 202611-503 contacts →

Partial evidence

“BES Group Inc-Beyond Energy Solutions was founded in 2009 in New York State.”

Source: RevenueBase Database · checked Sep 21, 2026
22Indirect evidenceNew York, NY, United StatesHQ checked Sep 21, 20261-103 contacts →

Indirect evidence

“Power markets are rapidly evolving - this brings great opportunity and risk.”

Source: RevenueBase Database · checked Sep 21, 2026

Showing 22 of 106 renewable energy consultancies based in New York, United States

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Renewable energy consultancies based in New York, United States at a glance

As of Sep 21, 2026
57.6%Verified-email coverage
11.7Average contacts per company
1-10Median size (employees)
139.6%Largest-city concentration · Houston
Sep 21, 2026Page data refreshed

Companies by employee count

1-10
60
11-50
29
51-200
16
201-500
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 106 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 renewable energy consultancies, 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 “renewable energy consultancies”. 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 renewable energy consultancies), 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 renewable energy consultancies, 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, 711 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 renewable energy consultancies, 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 renewable energy consultancies are there based in New York, United States?

RevenueBase identified 106 renewable energy consultancies 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?

Bright Power, headquartered in New York, tops this list with the largest team on record.

Which city has the most renewable energy consultancies?

Houston leads with 148 headquartered companies, followed by New York (106) and Washington (72).

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 711 verified decision-maker contacts tracked across these 106 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.