Company lists · Data refreshed September 2026

Top 25 Enterprise energy management consultants based in the United States

Name: Enterprise energy management consultants based in the United States
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 28, 2026 4,264 companies tracked

RevenueBase identified 4,264 company matches for enterprise energy management consultants associated with the United States as of September 2026 and tracks 93,437 professional contacts across them, including 39,949 with verified work emails. Houston is the largest hub.

This list covers company matches for enterprise energy management consultants 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 September 28, 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 28, 2026 How this list was built

4,264Companies

93,437Contacts tracked

39,949Verified emails

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The 25 largest enterprise energy management consultants based in the United States

Ranked by team size

Top 25 of 4,264 company matches for enterprise energy management consultants based in the United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 28, 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	Sargent & Lundy	Exact match	Chicago, WY, United StatesHQ recorded Sep 28, 2026	1,001-5,000	4,156 contacts →
	Exact match “Sargent & Lundy is one of the world’s longest-standing full-service architect engineering firms.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
2	Generac	Exact match	Waukesha, WI, United StatesHQ recorded Sep 28, 2026	5,001-10,000	3,797 contacts →
	Exact match “Generac is the total energy solutions company powering a smarter world.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
3	FTI	Exact match	Menasha, WI, United StatesHQ recorded Sep 28, 2026	1,001-5,000	2,741 contacts →
	Exact match “Faith Technologies Incorporated (FTI) is a dynamic organization comprised of construction, engineering, manufacturing and renewable energy experts.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
4	Langan Engineering & Environmental Services	Exact match	Parsippany, NJ, United StatesHQ recorded Sep 28, 2026	1,001-5,000	2,177 contacts →
	Exact match “Langan's client-focused, highly entrepreneurial culture cultivates an environment of opportunities in which career growth and teamwork flourish.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
5	Clearesult	Exact match	Austin, TX, United StatesHQ recorded Sep 28, 2026	1,001-5,000	2,121 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 · Sep 28, 2026 · View company records in RevenueBase
6	Enercon Services, INC	Exact match	Kennesaw, GA, United StatesHQ recorded Sep 28, 2026	1,001-5,000	1,865 contacts →
	Exact match “ENERCON is a multi-discipline engineering and environmental engineering support services firm focused on delivering safe and efficient solutions for the power, data center and…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
7	Quorum Software	Exact match	Houston, TX, United StatesHQ recorded Sep 28, 2026	1,001-5,000	1,563 contacts →
	Exact match “Quorum Software is a leading provider of energy software worldwide powering growth and profitability for energy businesses by connecting people, workflows, and systems with…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
8	Ameresco	Exact match	Framingham, MA, United StatesHQ recorded Sep 28, 2026	1,001-5,000	1,383 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 · Sep 28, 2026 · View company records in RevenueBase
9	Gulf Companies	Exact match	Houston, TX, United StatesHQ recorded Sep 28, 2026	1,001-5,000	1,046 contacts →
	Exact match “At Gulf Companies, we are driven by our mission to serve a vital role in the global energy industry.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
10	World Kinect	Exact match	Miami, FL, United StatesHQ recorded Sep 28, 2026	1,001-5,000	998 contacts →
	Exact match “Headquartered in Miami, Florida, World Kinect Corporation (NYSE: WKC) is a leading global energy management company, offering a broad suite of solutions across the energy product…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
11	Willdan	Exact match	Anaheim, CA, United StatesHQ recorded Sep 28, 2026	1,001-5,000	851 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 · Sep 28, 2026 · View company records in RevenueBase
12	Percheron, LLC	Exact match	Katy, TX, United StatesHQ recorded Sep 28, 2026	501-1,000	776 contacts →
	Exact match “Percheron streamlines energy infrastructure projects through a comprehensive EPCM (Engineering, Procurement, Construction Management) approach.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
13	Energy Solutions	Exact match	Oakland, CA, United StatesHQ recorded Sep 28, 2026	201-500	772 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 · Sep 28, 2026 · View company records in RevenueBase
14	Resource Innovations	Exact match	Half Moon Bay, CA, United StatesHQ recorded Sep 28, 2026	501-1,000	733 contacts →
	Exact match “Resource Innovations (RI) is an energy transformation firm.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
15	Capco Energy	Exact match	Houston, TX, United StatesHQ recorded Sep 28, 2026	1,001-5,000	715 contacts →
	Exact match “For 25 years Capco’s Energy practice has combined innovative thinking with deep industry knowledge to provide business consulting, digital transformation and technology services…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
16	Albireo Energy	Exact match	Edison, NJ, United StatesHQ recorded Sep 28, 2026	1,001-5,000	669 contacts →
	Exact match “Albireo Energy is a leading independent building controls and energy services provider recognized by customers for creating intelligent, high-performance buildings.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
17	Applied Consultants	Exact match	Longview, TX, United StatesHQ recorded Sep 28, 2026	501-1,000	578 contacts →
	Exact match “Since 1991, Applied Consultants Inc.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
18	Soenergy International	Exact match	Doral, FL, United StatesHQ recorded Sep 28, 2026	1,001-5,000	567 contacts →
	Exact match “SoEnergy is a global provider of "energy as a service", ensuring customized solutions for a diverse array of organizations and industries worldwide, such as mining, oil & gas…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
19	Arb, INC	Exact match	Irvine, CA, United StatesHQ recorded Sep 28, 2026	1,001-5,000	528 contacts →
	Exact match “ARB Inc.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
20	Roeslein & Associates	Exact match	St. Louis, MO, United StatesHQ recorded Sep 28, 2026	1,001-5,000	522 contacts →
	Exact match “Founded in 1990 and employee-owned since 2014, Roeslein & Associates is a global team of EPC solution providers with modular fabrication capabilities who never stop asking “what…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
21	Kimray, INC	Exact match	Oklahoma City, OK, United StatesHQ recorded Sep 28, 2026	501-1,000	514 contacts →
	Exact match “Kimray is a global solutions partner in the energy industry.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
22	Noresco	Exact match	Westborough, MA, United StatesHQ recorded Sep 28, 2026	201-500	481 contacts →
	Exact match “NORESCO, a part of Carrier Global Corporation, helps customers modernize aging building systems and upgrade energy and water infrastructure to meet evolving demands.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
23	ACES	Exact match	Carmel, IN, United StatesHQ recorded Sep 28, 2026	201-500	478 contacts →
	Exact match “ACES is a nationwide energy management company that helps its clients buy, sell, and manage the complexity of the U.S.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
24	Babcock Power	Exact match	Danvers, MA, United StatesHQ recorded Sep 28, 2026	501-1,000	476 contacts →
	Exact match “Finding a single capable partner to support both large- and small-scale power generation needs can be challenging.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
25	Calpine Energy Solutions, LLC	Exact match	San Diego, CA, United StatesHQ recorded Sep 28, 2026	201-500	467 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 · Sep 28, 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 “enterprise energy management consultants”. 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 4,264 enterprise energy management consultants based in the United States

See the full list, filter by size, metro and specialty, and access 39,949 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Enterprise energy management consultants based in the United States at a glance

As of Sep 28, 2026

42.8%Verified-email coverage

21.9Average contacts per company

1-10Median size (employees)

5.6%Largest-city concentration · Houston

Sep 28, 2026Page data refreshed

Companies by employee count

1-10

2,222

11-50

1,396

51-200

445

201-500

109

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 4,264 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 “enterprise energy management consultants” 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 39,949 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 28, 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.

Enterprise energy management consultants 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 “enterprise energy management consultants”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many enterprise energy management consultants are there based in the United States?

RevenueBase identified 4,264 company matches for enterprise energy management consultants associated with the 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?

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

Which city has the most enterprise energy management consultants?

Houston leads with 239 company records, followed by New York (161) and Dallas (72).

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 39,949 professional contacts with verified work emails tracked across these 4,264 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 28, 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.