Company lists · Data refreshed October 2026

Top 25 Critical infrastructure energy consultants based in the United States

RevenueBase identified 2,356 company matches for critical infrastructure energy consultants associated with the United States as of October 2026 and tracks 123,590 professional contacts across them, including 45,222 with verified work emails. Houston is the largest hub.

This list covers company matches for critical infrastructure energy 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 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
2,356Companies
123,590Contacts tracked
45,222Verified emails
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The 25 largest critical infrastructure energy consultants based in the United States

Ranked by team size
Top 25 of 2,356 company matches for critical infrastructure energy consultants 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.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchHouston, TX, United StatesHQ recorded Oct 10, 202610001+21,087 contacts →

Exact match

“McDermott is a premier provider of engineering and construction solutions to the energy industry.”

Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
2Exact matchOverland Park, KS, United StatesHQ recorded Oct 10, 202610001+11,438 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
3Exact matchDallas, TX, United StatesHQ recorded Oct 10, 202610001+4,166 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 · Oct 10, 2026 · View company records in RevenueBase
4Exact matchLisle, IL, United StatesHQ recorded Oct 10, 20261,001-5,0003,020 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 · Oct 10, 2026 · View company records in RevenueBase
5Exact matchMenasha, WI, United StatesHQ recorded Oct 10, 20261,001-5,0002,979 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 · Oct 10, 2026 · View company records in RevenueBase
6Exact matchAustin, TX, United StatesHQ recorded Oct 10, 20261,001-5,0002,206 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
7Exact matchKennesaw, GA, United StatesHQ recorded Oct 10, 20261,001-5,0001,980 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 · Oct 10, 2026 · View company records in RevenueBase
8Exact matchPlano, TX, United StatesHQ recorded Oct 10, 20261,001-5,0001,801 contacts →

Exact match

“At Westwood, our purpose is to create a better world for people through our work.”

Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
9Exact matchFramingham, MA, United StatesHQ recorded Oct 10, 20261,001-5,0001,513 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
10Exact matchFargo, ND, United StatesHQ recorded Oct 10, 20261,001-5,0001,460 contacts →

Exact match

“Ulteig delivers comprehensive design engineering, program management and technical and field services that strengthen infrastructure vital to everyday life.”

Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
11Exact matchPhoenix, AZ, United StatesHQ recorded Oct 10, 20265,001-10,0001,376 contacts →

Exact match

“NPL is a nationally recognized leader in energy infrastructure construction, with 50 years of experience.”

Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
12Exact matchRockville, MD, United StatesHQ recorded Oct 10, 20261,001-5,0001,266 contacts →

Exact match

“Who is Apex?”

Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
13Exact matchEnglewood, CO, United StatesHQ recorded Oct 10, 20261,001-5,0001,155 contacts →

Exact match

“Mears is an industry-leading energy infrastructure solutions provider offering engineering, construction and maintenance services to the oil and natural gas, electric transmission…”

Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
14Exact matchSpring, TX, United StatesHQ recorded Oct 10, 20261,001-5,000895 contacts →

Exact match

“ABSG Consulting Inc.(ABS Consulting) is part of ABS Group of Companies, a global leader in safety and risk management for critical infrastructure worldwide and a wholly owned…”

Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
15Exact matchMadison, AL, United StatesHQ recorded Oct 10, 20261,001-5,000887 contacts →

Exact match

“Mesa is a full service engineering, procurement, and construction management firm specializing in providing engineering services to electric utility, heavy industrial, and…”

Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
16Exact matchAnaheim, CA, United StatesHQ recorded Oct 10, 20261,001-5,000872 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
17Exact matchKaty, TX, United StatesHQ recorded Oct 10, 2026501-1,000831 contacts →

Exact match

“Percheron streamlines energy infrastructure projects through a comprehensive EPCM (Engineering, Procurement, Construction Management) approach.”

Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
18Exact matchTulsa, OK, United StatesHQ recorded Oct 10, 20261,001-5,000813 contacts →

Exact match

“Core capabilities include: Inspection Services (Chief, CWI, NACE/AMPP, Utility, Environmental, Safety, Poly, etc), Non-Destructive Examination (Ultrasonic Testing (UT), Phased…”

Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
19Exact matchTulsa, OK, United StatesHQ recorded Oct 10, 20261,001-5,000809 contacts →

Exact match

“Matrix Service Company (Nasdaq: MTRX) is a leading specialty engineering and construction company whose commitment to safety, quality, and integrity has earned its subsidiaries a…”

Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
20Exact matchSugar Land, TX, United StatesHQ recorded Oct 10, 2026501-1,000805 contacts →

Exact match

“Industrial Info Resources is a leading provider of global industrial and energy market intelligence.”

Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
21Exact matchHouston, TX, United StatesHQ recorded Oct 10, 202610001+724 contacts →

Exact match

“Primoris is a specialty energy infrastructure contractor serving the oil and gas and power industries with offerings that primarily include construction, maintenance and…”

Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
22Exact matchEscondido, CA, United StatesHQ recorded Oct 10, 2026501-1,000704 contacts →

Exact match

“Baker Electric is a full-service electrical contractor and energy infrastructure expert headquartered in Escondido, California.”

Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
23Exact matchMetairie, LA, United StatesHQ recorded Oct 10, 20261,001-5,000683 contacts →

Exact match

“As of May 1, 2025, Bernhard is now ENFRA.”

Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
24Exact matchAustin, TX, United StatesHQ recorded Oct 10, 2026501-1,000678 contacts →

Exact match

“Electric Power Engineers (EPE) is a global advisory and engineering firm advancing grid reliability, resilience, flexibility, and affordability.”

Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
25Exact matchGalliano, LA, United StatesHQ recorded Oct 10, 20261,001-5,000640 contacts →

Exact match

“Established in 1948 in Grand Isle, LA, GIS began as a modest company serving the commercial fishing industry.”

Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase

Showing 25 of 2,356 critical infrastructure energy consultants based in the United States

See the full list, filter by size, metro and specialty, and access 45,222 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Critical infrastructure energy consultants based in the United States at a glance

As of Oct 10, 2026
36.6%Verified-email coverage
52.5Average contacts per company
11-50Median size (employees)
7.0%Largest-city concentration · Houston
Oct 10, 2026Page data refreshed

Companies by employee count

1-10
1,154
11-50
697
51-200
298
201-500
88
501-1,000
39
1,001-5,000
63
5,001-10,000
3
10001+
14

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 2,356 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 “critical infrastructure energy 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 45,222 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.

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

How many critical infrastructure energy consultants are there based in the United States?

RevenueBase identified 2,356 company matches for critical infrastructure energy consultants 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?

Mcdermott International, LTD tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most critical infrastructure energy consultants?

Houston leads with 166 company records, followed by New York (58) and Austin (48).

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 45,222 professional contacts with verified work emails tracked across these 2,356 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.