Company lists · Data refreshed October 2026

Top 25 Corporate renewable energy advisors based in the United States

Name: Corporate renewable energy advisors based in the United States
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Oct 10, 2026 4,878 companies tracked

RevenueBase identified 4,878 company matches for corporate renewable energy advisors associated with the United States as of October 2026 and tracks 85,602 professional contacts across them, including 33,476 with verified work emails. New York is the largest hub.

This list covers company matches for corporate renewable energy advisors 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 October 10, 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 10, 2026 How this list was built

4,878Companies

85,602Contacts tracked

33,476Verified emails

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The 25 largest corporate renewable energy advisors based in the United States

Ranked by team size

Top 25 of 4,878 company matches for corporate renewable energy advisors based in the United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Oct 10, 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.
#	Company	RevenueBase SmartSearch	Headquarters	Employees	Contacts
1	APTIM	Exact match	Baton Rouge, LA, United StatesHQ recorded Oct 10, 2026	1,001-5,000	2,692 contacts →
	Exact match “APTIM enhances the quality of the environment, wellbeing of people, resilience of communities, and opportunity for employees to make a difference, not just a living.” Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
2	Mckinstry	Exact match	Seattle, WA, United StatesHQ recorded Oct 10, 2026	1,001-5,000	2,293 contacts →
	Exact match “We're a national construction and energy services company dedicated to innovating the waste and climate harm out of the built environment.” Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
3	Clearesult	Exact match	Austin, TX, United StatesHQ recorded Oct 10, 2026	1,001-5,000	2,206 contacts →
	Exact match “CLEAResult is the largest provider of energy efficiency, energy transition and energy sustainability services in North America.” Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
4	Just Energy	Exact match	Houston, TX, United StatesHQ recorded Oct 10, 2026	1,001-5,000	1,714 contacts →
	Exact match “Established in 1997, Just Energy has been a leading retail energy provider serving markets across the United States and Canada.” Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
5	Swca Environmental Consultants	Exact match	Phoenix, AZ, United StatesHQ recorded Oct 10, 2026	1,001-5,000	1,661 contacts →
	Exact match “Founded on a commitment to sound science and creative solutions, SWCA is a leader in environmental and management consulting services.” Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
6	Ameresco	Exact match	Framingham, MA, United StatesHQ recorded Oct 10, 2026	1,001-5,000	1,513 contacts →
	Exact match “Ameresco, Inc.(NYSE:AMRC) is a leading energy infrastructure solutions provider dedicated to helping customers reduce costs, enhance resilience, and decarbonize to net zero in the…” Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
7	Solv Energy	Exact match	San Diego, CA, United StatesHQ recorded Oct 10, 2026	1,001-5,000	1,437 contacts →
	Exact match “SOLV Energy is a renewable energy solutions provider for utility solar, energy storage, and high voltage projects in North America.” Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
8	IGS Energy	Exact match	Dublin, OH, United StatesHQ recorded Oct 10, 2026	1,001-5,000	1,435 contacts →
	Exact match “IGS Energy has been a trusted energy advisor since 1989, growing into one of the nation’s top energy retailers.” Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
9	OLA	Exact match	Austin, TX, United StatesHQ recorded Oct 10, 2026	n/a	1,150 contacts →
	Exact match “OLA Sustainability, LLC OLA Sustainability is a consulting firm that focuses on integrating sustainable practices into commercial and multifamily design projects.” Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
10	Wanzek Construction, Inc., A Mastec Company	Exact match	Fargo, ND, United StatesHQ recorded Oct 10, 2026	1,001-5,000	946 contacts →
	Exact match “Wanzek Construction, Inc, a MasTec Renewables company, is a leading general construction contractor and clean energy services company headquartered in Fargo, North Dakota.” Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
11	Willdan	Exact match	Anaheim, CA, United StatesHQ recorded Oct 10, 2026	1,001-5,000	872 contacts →
	Exact match “Willdan (NASDAQ: WLDN) provides professional consulting and technical services to utilities, public agencies and private industry throughout the United States.” Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
12	Franklin Energy	Exact match	Port Washington, WI, United StatesHQ recorded Oct 10, 2026	1,001-5,000	869 contacts →
	Exact match “Franklin Energy delivers end-to-end sustainability solutions through a portfolio of intelligent products and services that lower energy costs, reduce carbon and waste, and grow…” Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
13	Energy Solutions	Exact match	Oakland, CA, United StatesHQ recorded Oct 10, 2026	201-500	792 contacts →
	Exact match “Our mission is simple - to combat climate change through market-based, cost-effective energy, carbon, and water management solutions that make big impacts.” Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
14	Resource Innovations	Exact match	Half Moon Bay, CA, United StatesHQ recorded Oct 10, 2026	501-1,000	774 contacts →
	Exact match “Resource Innovations (RI) is an energy transformation firm.” Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
15	Sunnova Energy	Exact match	Houston, TX, United StatesHQ recorded Oct 10, 2026	501-1,000	770 contacts →
	Exact match “Sunnova Energy International Inc.(NYSE: NOVA) is an industry-leading energy services company focused on making clean energy more accessible, reliable, and affordable for…” Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
16	SEL Construction Corporation	Exact match	Loomis, CA, United StatesHQ recorded Oct 10, 2026	n/a	722 contacts →
	Exact match “Experienced commercial contractor specializing in renewable energy, electrical, and roofing projects for privately-owned buildings as well as state/local government buildings in…” Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
17	LUMIO	Exact match	Lehi, UT, United StatesHQ recorded Oct 10, 2026	5,001-10,000	659 contacts →
	Exact match “We’re on a mission to make power personal.” Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
18	Depcom Power, INC	Exact match	Scottsdale, AZ, United StatesHQ recorded Oct 10, 2026	1,001-5,000	631 contacts →
	Exact match “DEPCOM Power, a Koch Engineered Solutions Company, is a leading solar energy solutions partner providing Development Support, Engineering, Procurement & Construction (EPC)…” Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
19	Greentech Renewables	Exact match	San Diego, CA, United StatesHQ recorded Oct 10, 2026	1,001-5,000	600 contacts →
	Exact match “As Greentech Renewables, we prioritize our commitment to providing customers with exceptional service and top-tier products from prominent renewable energy manufacturers.” Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
20	Watershed	Exact match	San Francisco, CA, United StatesHQ recorded Oct 10, 2026	201-500	564 contacts →
	Exact match “Watershed is the enterprise sustainability platform.” Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
21	Atlas Renewable Energy	Exact match	Miami, FL, United StatesHQ recorded Oct 10, 2026	201-500	493 contacts →
	Exact match “Atlas Renewable Energy delivers clean energy at scale.” Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
22	Noresco	Exact match	Westborough, MA, United StatesHQ recorded Oct 10, 2026	201-500	479 contacts →
	Exact match “NORESCO, an OPTERRA company, helps customers modernize aging building systems and upgrade energy and water infrastructure to meet evolving demands.” Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
23	Calpine Energy Solutions, LLC	Exact match	San Diego, CA, United StatesHQ recorded Oct 10, 2026	201-500	461 contacts →
	Exact match “Calpine Solutions is a retail energy provider with a robust suite of customized products, analytics, and data management solutions to turn a corporate electricity expense into a…” Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
24	Enfinity Global	Exact match	Miami, FL, United StatesHQ recorded Oct 10, 2026	201-500	452 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
25	Synergy Consulting, INC	Exact match	Washington, DC, United StatesHQ recorded Oct 10, 2026	51-200	433 contacts →
	Exact match “Synergy Consulting is Global Leader in Financial and Corporate Advisory.” Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase

RevenueBase SmartSearch

Describe a niche business in your own words. RevenueBase SmartSearch compares the meaning of your description with company business descriptions compiled in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit.

This list uses Exact for “corporate renewable energy advisors”. Each Exact match badge shows membership in that saved search; it is not an individual similarity score or a service-quality rating. Recorded descriptions are shown where available.

Showing 25 of 4,878 corporate renewable energy advisors based in the United States

See the full list, filter by size, metro and specialty, and access 33,476 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Corporate renewable energy advisors based in the United States at a glance

As of Oct 10, 2026

39.1%Verified-email coverage

17.5Average contacts per company

1-10Median size (employees)

4.4%Largest-city concentration · New York

Oct 10, 2026Page data refreshed

Companies by employee count

1-10

2,678

11-50

1,562

51-200

451

201-500

101

501-1,000

1,001-5,000

5,001-10,000

10001+

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 4,878 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 “corporate renewable energy advisors” 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 33,476 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 10, 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.

Corporate renewable energy advisors by metro

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 “corporate renewable energy advisors”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many corporate renewable energy advisors are there based in the United States?

RevenueBase identified 4,878 company matches for corporate renewable energy advisors associated with the 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?

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

Which city has the most corporate renewable energy advisors?

New York leads with 213 company records, followed by Houston (185) and Washington (92).

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 33,476 professional contacts with verified work emails tracked across these 4,878 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 10, 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.