Company lists · Data refreshed September 2026

Top 25 Energy infrastructure consulting firms based in the United States

Name: Energy infrastructure consulting firms based in the United States
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 21, 2026 6,097 companies tracked

RevenueBase identified 6,097 company matches for energy infrastructure consulting firms associated with the United States as of September 2026 and tracks 370,845 professional contacts across them, including 140,503 with verified work emails. Houston is the largest hub.

This list covers company matches for energy infrastructure consulting firms 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 21, 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 21, 2026 How this list was built

6,097Companies

370,845Contacts tracked

140,503Verified emails

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The 25 largest energy infrastructure consulting firms based in the United States

Ranked by team size

Top 25 of 6,097 company matches for energy infrastructure consulting firms based in the United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 21, 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	AECOM	Exact match	Dallas, TX, United StatesHQ recorded Sep 21, 2026	10001+	63,914 contacts →
	Exact match “AECOM is the global infrastructure leader, committed to delivering a better world.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
2	Bechtel Corporation	Exact match	Reston, VA, United StatesHQ recorded Sep 21, 2026	10001+	25,068 contacts →
	Exact match “Bechtel is a trusted engineering, construction and project management partner to industry and government.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
3	Mcdermott International, LTD	Exact match	Houston, TX, United StatesHQ recorded Sep 21, 2026	10001+	20,135 contacts →
	Exact match “McDermott is a premier provider of engineering and construction solutions to the energy industry.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
4	Black & Veatch	Exact match	Overland Park, KS, United StatesHQ recorded Sep 21, 2026	10001+	10,851 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
5	Ch2m	Exact match	Englewood, CO, United StatesHQ recorded Sep 21, 2026	10001+	8,088 contacts →
	Exact match “CH2M is now Jacobs.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
6	Nextera Energy Resources	Exact match	Juno Beach, FL, United StatesHQ recorded Sep 21, 2026	10001+	6,221 contacts →
	Exact match “NextEra Energy Resources, LLC, together with its affiliated entities,("NextEra Energy Resources") is one of the largest energy infrastructure companies in North America.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
7	Mortenson	Exact match	Minneapolis, MN, United StatesHQ recorded Sep 21, 2026	5,001-10,000	5,298 contacts →
	Exact match “Mortenson is a U.S-based, top-25 builder, developer and provider of energy and engineering services committed to helping organizations move their strategies forward.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
8	Sargent & Lundy	Exact match	Chicago, WY, United StatesHQ recorded Sep 21, 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 21, 2026 · View company records in RevenueBase
9	Primoris Services Corporation	Exact match	Dallas, TX, United StatesHQ recorded Sep 21, 2026	10001+	4,089 contacts →
	Exact match “Primoris Services Corporation (NYSE: PRIM) is a leading provider of critical infrastructure services to the utility, energy, and renewables markets throughout the United States…” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
10	Hubbell Incorporated	Exact match	Shelton, CT, United StatesHQ recorded Sep 21, 2026	10001+	4,053 contacts →
	Exact match “Hubbell Incorporated is a leading manufacturer of utility and electrical solutions that help build more reliable, resilient, and renewable energy infrastructure.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
11	Fieldcore	Exact match	Atlanta, GA, United StatesHQ recorded Sep 21, 2026	10001+	3,700 contacts →
	Exact match “GE Vernova is a planned, purpose-built global energy company that includes Power, Wind, and Electrification businesses and is supported by its accelerator businesses of Advanced…” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
12	Entrust Solutions Group	Exact match	Lisle, IL, United StatesHQ recorded Sep 21, 2026	1,001-5,000	2,966 contacts →
	Exact match “ENTRUST Solutions Group, an ENR Top 100 company, provides comprehensive and dependable engineering, consulting, and automation services to pipeline companies, gas and electric…” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
13	FTI	Exact match	Menasha, WI, United StatesHQ recorded Sep 21, 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 21, 2026 · View company records in RevenueBase
14	Invenergy	Exact match	Chicago, IL, United StatesHQ recorded Sep 21, 2026	1,001-5,000	2,408 contacts →
	Exact match “Invenergy is North America’s largest privately held developer, owner, and operator of innovative, reliable power infrastructure.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
15	Michels Corporation	Exact match	Brownsville, WI, United StatesHQ recorded Sep 21, 2026	10001+	2,339 contacts →
	Exact match “Established in 1959 in Brownsville, WI, Michels is an international leader in energy and infrastructure construction.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
16	Langan Engineering & Environmental Services	Exact match	Parsippany, NJ, United StatesHQ recorded Sep 21, 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 21, 2026 · View company records in RevenueBase
17	Clearesult	Exact match	Austin, TX, United StatesHQ recorded Sep 21, 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 21, 2026 · View company records in RevenueBase
18	Pike Corporation	Exact match	Mount Airy, NC, United StatesHQ recorded Sep 21, 2026	10001+	2,082 contacts →
	Exact match “The Pike family of companies is a leading provider of utilities solutions to over 300 investor-owned, municipal and cooperative utilities in the United States.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
19	IMEG	Exact match	Rock Island, IL, United StatesHQ recorded Sep 21, 2026	1,001-5,000	1,985 contacts →
	Exact match “Leaders in Engineering and Innovation.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
20	NAES	Exact match	Issaquah, WA, United StatesHQ recorded Sep 21, 2026	1,001-5,000	1,956 contacts →
	Exact match “NAES is the power generation industry’s largest independent services provider, with more than 40 years of experience managing risk and turning it into profits.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
21	LJA	Exact match	Houston, TX, United StatesHQ recorded Sep 21, 2026	1,001-5,000	1,932 contacts →
	Exact match “Employee-Owned.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
22	Enercon Services, INC	Exact match	Kennesaw, GA, United StatesHQ recorded Sep 21, 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 21, 2026 · View company records in RevenueBase
23	Rehlko	Exact match	Milwaukee, WI, United StatesHQ recorded Sep 21, 2026	5,001-10,000	1,709 contacts →
	Exact match “Rehlko is a global leader in energy resilience, delivering the solutions critical to sustain and improve life.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
24	Enverus	Exact match	Austin, TX, United StatesHQ recorded Sep 21, 2026	1,001-5,000	1,694 contacts →
	Exact match “Enverus is a single source platform for management, development and acquisition, within the entire energy value chain.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
25	Bowman Consulting	Exact match	Reston, VA, United StatesHQ recorded Sep 21, 2026	1,001-5,000	1,666 contacts →
	Exact match “Headquartered in Reston, Virginia, Bowman is a national engineering services firm delivering infrastructure solutions to customers who own, develop and maintain the built…” Recorded in the RevenueBase company graph · Sep 21, 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 “energy infrastructure consulting firms”. 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 6,097 energy infrastructure consulting firms based in the United States

See the full list, filter by size, metro and specialty, and access 140,503 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Energy infrastructure consulting firms based in the United States at a glance

As of Sep 21, 2026

37.9%Verified-email coverage

60.8Average contacts per company

11-50Median size (employees)

8.4%Largest-city concentration · Houston

Sep 21, 2026Page data refreshed

Companies by employee count

1-10

2,954

11-50

1,876

51-200

763

201-500

228

501-1,000

1,001-5,000

141

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 6,097 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 “energy infrastructure consulting 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 140,503 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 21, 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.

Energy infrastructure consulting firms 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 “energy infrastructure consulting firms”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many energy infrastructure consulting firms are there based in the United States?

RevenueBase identified 6,097 company matches for energy infrastructure consulting firms 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?

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

Which city has the most energy infrastructure consulting firms?

Houston leads with 513 company records, followed by New York (186) and Denver (102).

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 140,503 professional contacts with verified work emails tracked across these 6,097 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 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 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.