Company lists · Data refreshed October 2026

Top 25 Onshore substation suppliers based in the United States

RevenueBase identified 835 company matches for onshore substation suppliers associated with the United States as of October 2026 and tracks 39,457 professional contacts across them, including 14,916 with verified work emails. Houston is the largest hub.

This list covers company matches for onshore substation suppliers 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 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 Oct 28, 2026 How this list was built
835Companies
39,457Contacts tracked
14,916Verified emails
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The 25 largest onshore substation suppliers based in the United States

Ranked by team size
Top 25 of 835 company matches for onshore substation suppliers based in the United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Oct 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.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchShelton, CT, United StatesHQ recorded Oct 28, 202610001+4,366 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 · Oct 28, 2026 · View company records in RevenueBase
2Exact matchPaso Robles, CA, United StatesHQ recorded Oct 28, 20261,001-5,0002,700 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 · Oct 28, 2026 · View company records in RevenueBase
3Exact matchHouston, TX, United StatesHQ recorded Oct 28, 20261,001-5,0002,646 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 · Oct 28, 2026 · View company records in RevenueBase
4Exact matchHouston, TX, United StatesHQ recorded Oct 28, 20261,001-5,0001,060 contacts →

Exact match

“Dashiell is a leading national provider of technical services to the electric utility, power generation, industrial, renewable and energy industries.”

Recorded in the RevenueBase company graph · Oct 28, 2026 · View company records in RevenueBase
5Exact matchWarrendale, PA, United StatesHQ recorded Oct 28, 20261,001-5,0001,014 contacts →

Exact match

“Mitsubishi Electric Power Products, Inc.(MEPPI) is a leading U.S.”

Recorded in the RevenueBase company graph · Oct 28, 2026 · View company records in RevenueBase
6Exact matchBillings, MT, United StatesHQ recorded Oct 28, 20261,001-5,000904 contacts →

Exact match

“Electrical Consultants, Inc.(ECI) is an employee-owned, national provider of high voltage transmission, substation, and distribution solutions.”

Recorded in the RevenueBase company graph · Oct 28, 2026 · View company records in RevenueBase
7Exact matchEscondido, CA, United StatesHQ recorded Oct 28, 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 28, 2026 · View company records in RevenueBase
8Exact matchWest Palm Beach, FL, United StatesHQ recorded Oct 28, 202610001+687 contacts →

Exact match

“Dycom (NYSE: DY) is on a mission to connect America.”

Recorded in the RevenueBase company graph · Oct 28, 2026 · View company records in RevenueBase
9Exact matchIron Mountain, MI, United StatesHQ recorded Oct 28, 20261,001-5,000666 contacts →

Exact match

“M.”

Recorded in the RevenueBase company graph · Oct 28, 2026 · View company records in RevenueBase
10Exact matchKansas City, MO, United StatesHQ recorded Oct 28, 20261,001-5,000630 contacts →

Exact match

“PAR, a Quanta Services company, offers a full range of construction services for substations, overhead and underground distribution and transmission lines, engineering, design…”

Recorded in the RevenueBase company graph · Oct 28, 2026 · View company records in RevenueBase
11Exact matchHouston, TX, United StatesHQ recorded Oct 28, 20261,001-5,000590 contacts →

Exact match

“RESA Power is your ONE-STOP for all of your power needs.”

Recorded in the RevenueBase company graph · Oct 28, 2026 · View company records in RevenueBase
12Exact matchHouston, TX, United StatesHQ recorded Oct 28, 20261,001-5,000570 contacts →

Exact match

“Saber Power Services, a portfolio company of Greenbelt Capital Partners, is a fully integrated electrical power system services firm providing end-to-end solutions across utility…”

Recorded in the RevenueBase company graph · Oct 28, 2026 · View company records in RevenueBase
13Exact matchRichland, MS, United StatesHQ recorded Oct 28, 2026501-1,000560 contacts →

Exact match

“Irby Construction Company, a wholly owned subsidiary of Quanta Services, Inc, excels in the processes required for major transmission, substation and distribution line…”

Recorded in the RevenueBase company graph · Oct 28, 2026 · View company records in RevenueBase
14Exact matchPortland, OR, United StatesHQ recorded Oct 28, 20261,001-5,000530 contacts →

Exact match

“Our lives function on a power grid.”

Recorded in the RevenueBase company graph · Oct 28, 2026 · View company records in RevenueBase
15Exact matchDanvers, MA, United StatesHQ recorded Oct 28, 2026501-1,000509 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 · Oct 28, 2026 · View company records in RevenueBase
16Exact matchCovington, LA, United StatesHQ recorded Oct 28, 2026501-1,000507 contacts →

Exact match

“With an enduring commitment to Engineering Power-ful Solutions, Ampirical offers services with a focus on outstanding quality, value added engineering and successful project…”

Recorded in the RevenueBase company graph · Oct 28, 2026 · View company records in RevenueBase
17Exact matchSyracuse, NY, United StatesHQ recorded Oct 28, 2026201-500436 contacts →

Exact match

“K&A Power is a global energy infrastructure company focused on developing, engineering, delivering, and operating the critical systems that power modern economies.”

Recorded in the RevenueBase company graph · Oct 28, 2026 · View company records in RevenueBase
18Exact matchSumner, WA, United StatesHQ recorded Oct 28, 20261,001-5,000380 contacts →

Exact match

“Potelco Inc is an utilities company based out of Sumner, Washington, United States.”

Recorded in the RevenueBase company graph · Oct 28, 2026 · View company records in RevenueBase
19Exact matchRoanoke, VA, United StatesHQ recorded Oct 28, 20261,001-5,000364 contacts →

Exact match

“New River Electrical Corporation (NRE) is one of the nation's leading employee-owned providers of electrical infrastructure construction and maintenance services, helping…”

Recorded in the RevenueBase company graph · Oct 28, 2026 · View company records in RevenueBase
20Exact matchPittsburgh, PA, United StatesHQ recorded Oct 28, 20261,001-5,000343 contacts →

Exact match

“Consistently named one of the Top Fastest Growing Companies by the Pittsburgh Business Times.”

Recorded in the RevenueBase company graph · Oct 28, 2026 · View company records in RevenueBase
21Exact matchLittle Falls, MN, United StatesHQ recorded Oct 28, 2026501-1,000334 contacts →

Exact match

“RMS Energy leads the industry by energizing the future through reliable power solutions, offering comprehensive installation and maintenance services on 480V to 765kV electrical…”

Recorded in the RevenueBase company graph · Oct 28, 2026 · View company records in RevenueBase
22Exact matchGreer, SC, United StatesHQ recorded Oct 28, 2026201-500306 contacts →

Exact match

“Maddox serves the commercial, industrial, utility, and renewables segments of the transformer market.”

Recorded in the RevenueBase company graph · Oct 28, 2026 · View company records in RevenueBase
23Exact matchWillow Grove, PA, United StatesHQ recorded Oct 28, 20261,001-5,000300 contacts →

Exact match

“Asplundh Engineering Services leverages more than 100 years of experience to provide a superior, single-point solution for engineering, design and testing services to…”

Recorded in the RevenueBase company graph · Oct 28, 2026 · View company records in RevenueBase
24Exact matchMinnetonka, MN, United StatesHQ recorded Oct 28, 2026201-500288 contacts →

Exact match

“Founded in 1979, EVS is cultivating a sustainable future through quality engineering solutions for utility-scale solar plants, substations, and energy storage facilities.”

Recorded in the RevenueBase company graph · Oct 28, 2026 · View company records in RevenueBase
25Exact matchCastle Rock, United StatesHQ recorded Oct 28, 20261,001-5,000287 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Oct 28, 2026 · View company records in RevenueBase

Showing 25 of 835 onshore substation suppliers based in the United States

See the full list, filter by size, metro and specialty, and access 14,916 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Onshore substation suppliers based in the United States at a glance

As of Oct 28, 2026
37.8%Verified-email coverage
47.3Average contacts per company
11-50Median size (employees)
3.7%Largest-city concentration · Houston
Oct 28, 2026Page data refreshed

Companies by employee count

1-10
235
11-50
283
51-200
170
201-500
74
501-1,000
36
1,001-5,000
30
10001+
4

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 835 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 “onshore substation suppliers” 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 14,916 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 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.

Onshore substation suppliers 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 “onshore substation suppliers”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many onshore substation suppliers are there based in the United States?

RevenueBase identified 835 company matches for onshore substation suppliers 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?

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

Which city has the most onshore substation suppliers?

Houston leads with 31 company records, followed by Orlando (7) and Irvine (6).

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 14,916 professional contacts with verified work emails tracked across these 835 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 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.