Company lists · Data refreshed November 2026

Top 25 Electrification contractors based in the United States

RevenueBase identified 17,084 company matches for electrification contractors associated with the United States as of November 2026 and tracks 349,758 professional contacts across them, including 115,131 with verified work emails. Houston is the largest hub.

This list covers company matches for electrification contractors 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 November 6, 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 Nov 6, 2026 How this list was built
17,084Companies
349,758Contacts tracked
115,131Verified emails
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The 25 largest electrification contractors based in the United States

Ranked by team size
Top 25 of 17,084 company matches for electrification contractors based in the United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 6, 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 matchSan Jose, NC, United StatesHQ recorded Nov 6, 202610001+4,838 contacts →

Exact match

“Since 1919, Rosendin has created a reputation for building quality electrical and communications installations, building value for clients, and building people.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchDallas, AZ, United StatesHQ recorded Nov 6, 202610001+4,275 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 · Nov 6, 2026 · View company records in RevenueBase
3Exact matchBaton Rouge, LA, United StatesHQ recorded Nov 6, 202610001+3,529 contacts →

Exact match

“At MMR we believe that no matter how much you achieve, you should never forget where you came from.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchCoral Gables, FL, United StatesHQ recorded Nov 6, 20265,001-10,0003,416 contacts →

Exact match

“MasTec Communications Group (MCG) is a division of MasTec that provides comprehensive services and turnkey solutions for Telecom operators.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchPaso Robles, CA, United StatesHQ recorded Nov 6, 20261,001-5,0002,767 contacts →

Exact match

“PEARCE from CBRE is the largest national independent provider of outsourced repair, maintenance, and engineering services to critical infrastructure in the renewable energy, power…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchHouston, TX, United StatesHQ recorded Nov 6, 20265,001-10,0002,710 contacts →

Exact match

“IES Holdings, Inc.(formerly known as Integrated Electrical Services, Inc.) provides electrical contracting services to commercial, industrial, and residential customers in the…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchHouston, IL, United StatesHQ recorded Nov 6, 20261,001-5,0002,666 contacts →

Exact match

“Powell is hiring- Powell is dedicated to improving people’s lives by providing reliable power distribution systems in every market we serve.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchEnglewood, CO, United StatesHQ recorded Nov 6, 20265,001-10,0002,609 contacts →

Exact match

“TIC – The Industrial Company provides direct-hire construction services for industrial projects in the power, energy, mining and marine markets.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchHouston, TX, United StatesHQ recorded Nov 6, 202610001+2,000 contacts →

Exact match

“Quanta Services (NYSE: PWR) is the leading specialty contractor with the largest and highly trained skilled workforce in North America, providing fully integrated solutions for…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchPhiladelphia, MS, United StatesHQ recorded Nov 6, 20265,001-10,0001,902 contacts →

Exact match

“Yates Construction is part of The Yates Companies, Inc.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchSan Diego, CA, United StatesHQ recorded Nov 6, 20261,001-5,0001,666 contacts →

Exact match

“Helix Electric is an award-winning electrical contractor specializing in design-build and highly complex electrical projects throughout the United States.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchHarvey, IL, United StatesHQ recorded Nov 6, 20265,001-10,0001,624 contacts →

Exact match

“Atkore is a leading manufacturer of electrical products for commercial, industrial, data center, telecommunications, and solar applications.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchNorwalk, CT, United StatesHQ recorded Nov 6, 202610001+1,493 contacts →

Exact match

“A Fortune 500® company and a member of the S&P 500, EMCOR Group, Inc.(NYSE: EME) is a leader in mechanical and electrical construction, industrial and energy infrastructure, and…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchBaton Rouge, LA, United StatesHQ recorded Nov 6, 20261,001-5,0001,491 contacts →

Exact match

“ISC is an industrial engineering and construction company specializing in comprehensive electrical, instrumentation, and controls solutions.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchPhoenix, AZ, United StatesHQ recorded Nov 6, 20265,001-10,0001,421 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchHouston, IN, United StatesHQ recorded Nov 6, 202610001+1,407 contacts →

Exact match

“Comfort Systems USA | Quality People.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchAustin, KS, United StatesHQ recorded Nov 6, 20261,001-5,0001,345 contacts →

Exact match

“Big jobs, complex systems, tight timelines.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchShelton, CT, United StatesHQ recorded Nov 6, 20261,001-5,0001,304 contacts →

Exact match

“Gexpro is part of the Rexel family of business which together form one of the world’s largest electrical distributors.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchEl Segundo, CA, United StatesHQ recorded Nov 6, 2026n/a1,296 contacts →

Exact match

“Outsource is the largest staffing firm in the nation specializing in the placement of low voltage and electrical talent.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchOdessa, TX, United StatesHQ recorded Nov 6, 20261,001-5,0001,267 contacts →

Exact match

“Saulsbury Industries is a full-service Engineering Procurement and Construction (EPC) contractor that provides engineering, general construction, electrical & instrumentation…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchCarlsbad, CA, United StatesHQ recorded Nov 6, 20261,001-5,0001,236 contacts →

Exact match

“Since their inception in 1946, Bergelectric has made its mark on the construction industry by providing the highest quality electrical and technology contracting.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchEnglewood, TX, United StatesHQ recorded Nov 6, 20261,001-5,0001,194 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 · Nov 6, 2026 · View company records in RevenueBase
23Exact matchIrving, TX, United StatesHQ recorded Nov 6, 20261,001-5,0001,161 contacts →

Exact match

“Walker Engineering has a solid reputation in the industry that is based on over 45 years of delivering top notch electrical work for a fair and competitive price.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchThornton, CO, United StatesHQ recorded Nov 6, 20265,001-10,0001,137 contacts →

Exact match

“With roots dating to 1891 and employees, MYR Group Inc.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchLibertyville, IL, United StatesHQ recorded Nov 6, 20261,001-5,0001,092 contacts →

Exact match

“With a legacy of providing transformative construction solutions, Aldridge is committed to being your contractor of choice to power America’s critical infrastructure.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase

Showing 25 of 17,084 electrification contractors based in the United States

See the full list, filter by size, metro and specialty, and access 115,131 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Electrification contractors based in the United States at a glance

As of Nov 6, 2026
32.9%Verified-email coverage
20.5Average contacts per company
11-50Median size (employees)
1.7%Largest-city concentration · Houston
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
7,390
11-50
6,082
51-200
2,444
201-500
608
501-1,000
210
1,001-5,000
191
5,001-10,000
20
10001+
22

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 17,084 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 “electrification contractors” 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 115,131 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 November 6, 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.

Electrification contractors 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 “electrification contractors”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many electrification contractors are there based in the United States?

RevenueBase identified 17,084 company matches for electrification contractors associated with the United States as of November 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?

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

Which city has the most electrification contractors?

Houston leads with 288 company records, followed by New York (178) and Miami (121).

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 115,131 professional contacts with verified work emails tracked across these 17,084 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 November 6, 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.