Company lists · Data refreshed November 2026

Top 25 Television transformers suppliers based in the United States

RevenueBase identified 86 company matches for television transformers suppliers associated with the United States as of November 2026 and tracks 1,751 professional contacts across them, including 660 with verified work emails. Houston is the largest hub.

This list covers company matches for television transformers 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 November 2, 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 2, 2026 How this list was built
86Companies
1,751Contacts tracked
660Verified emails
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The 25 largest television transformers suppliers based in the United States

Ranked by team size
Top 25 of 86 company matches for television transformers suppliers based in the United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 2, 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 matchGreer, SC, United StatesHQ recorded Nov 2, 2026201-500306 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
2Exact matchCanonsburg, PA, United StatesHQ recorded Nov 2, 2026201-500190 contacts →

Exact match

“Pennsylvania Transformer Technology LLC (PTT) is a US-owned, industry leading manufacturer of a wide range of sizes and types of power transformers for the investor-owned…”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
3Exact matchOklahoma City, OK, United StatesHQ recorded Nov 2, 2026201-500151 contacts →

Exact match

“In 2025, Southwest Electric Co.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
4Exact matchLake Mary, FL, United StatesHQ recorded Nov 2, 2026201-500149 contacts →

Exact match

“At JST Power Equipment, we pride ourselves on delivering world-class transformer and electrical equipment solutions.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
5Exact matchVernon, CA, United StatesHQ recorded Nov 2, 2026201-500128 contacts →

Exact match

“MGM Transformers is now part of Forgent Power Solutions.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
6Exact matchRichmond, IL, United StatesHQ recorded Nov 2, 202651-20052 contacts →

Exact match

“75 Years of Engineering Excellence in the Delivered Worldwide Olsun Electrics is the industry’s most trusted partner for custom dry-type transformers.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
7Exact matchColman, SD, United StatesHQ recorded Nov 2, 202651-20036 contacts →

Exact match

“T&R Electric Supply Company buys, sells, rents, and repairs distribution and power class transformers, along with medium and high voltage switchgear.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
8Exact matchLouisville, OH, United StatesHQ recorded Nov 2, 202651-20034 contacts →

Exact match

“Excelling with experience dating back to the 1970's, while continuously adopting the latest technology.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
9Exact matchTemple, TX, United StatesHQ recorded Nov 2, 202651-20032 contacts →

Exact match

“Sunbelt Transformer is one of the world’s largest providers of new and reconditioned transformers and electrical equipment for commercial and industrial markets worldwide.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
10Exact matchSterling, IL, United StatesHQ recorded Nov 2, 202651-20031 contacts →

Exact match

“For over 40 years, Micron has been the supplier of choice for original equipment manufacturers and control system builders around the world.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
11Exact matchSeneca, SC, United StatesHQ recorded Nov 2, 202611-5030 contacts →

Exact match

“CORE Transformers is the premier supplier of electrical distribution transformers for the commercial, industrial, renewable, and critical power markets.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
12Exact matchMilpitas, CA, United StatesHQ recorded Nov 2, 202651-20030 contacts →

Exact match

“Quality Transformer and Electronics designs and manufactures custom transformers, inductors, reactors and electrictronic assemblies.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
13Exact matchGrand Haven, MI, United StatesHQ recorded Nov 2, 202651-20028 contacts →

Exact match

“Warner Power is now part of Grand Power Systems!”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
14Exact matchAnaheim, CA, United StatesHQ recorded Nov 2, 202651-20026 contacts →

Exact match

“Since 1981, Pacific Transformer has remained a market leader in the field of custom transformers, magnetic engineering, and power transformer design.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
15Exact matchSan Antonio, TX, United StatesHQ recorded Nov 2, 202651-20025 contacts →

Exact match

“Alamo Transformer Supply Company (ATSCO) began operation in March of 1963 in San Antonio, Texas.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
16Exact matchGoodyear, AZ, United StatesHQ recorded Nov 2, 2026501-1,00025 contacts →

Exact match

“Jefferson Electric delivers precision-engineered transformer solutions trusted across industrial, commercial, and utility markets.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
17Exact matchCommerce City, CO, United StatesHQ recorded Nov 2, 202611-5021 contacts →

Exact match

“At High to Low Voltage, we know that for electrical end-users, power downtime is not an option.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
18Exact matchNephi, UT, United StatesHQ recorded Nov 2, 20261-1020 contacts →

Exact match

“UTB is among the top dealers of liquid filled electrical transformers in the nation.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
19Exact matchHouston, TX, United StatesHQ recorded Nov 2, 202611-5020 contacts →

Exact match

“Equisales provides domestic and international utilities, power plants and industrial customers with time-critical high voltage transformers and substation equipment while…”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
20Exact matchHouston, TX, United StatesHQ recorded Nov 2, 202611-5017 contacts →

Exact match

“At D Volt Co, we help accelerate the infrastructure behind AI and next-generation data centers.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
21Exact matchFombell, PA, United StatesHQ recorded Nov 2, 202611-5013 contacts →

Exact match

“MAKING THE FIRST CHOICE AN EASY CHOICE Acutran dry-type transformers are available in multiple designs.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
22Exact matchGrand Haven, MI, United StatesHQ recorded Nov 2, 202611-5013 contacts →

Exact match

“Custom transformer design and manufacture”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
23Exact matchAnaheim, CA, United StatesHQ recorded Nov 2, 202611-5010 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
24Exact matchNew York, United StatesHQ recorded Nov 2, 20261-107 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
25Exact matchSan Jose, CA, United StatesHQ recorded Nov 2, 2026201-5005 contacts →

Exact match

“Silicon Valley Breaker & Control Inc- powerful electrical wholesaler / supplier of Transformers, Circuit Breakers, Controls, Transformers, Bus Duct & Plugs.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase

Showing 25 of 86 television transformers suppliers based in the United States

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Television transformers suppliers based in the United States at a glance

As of Nov 2, 2026
37.7%Verified-email coverage
20.4Average contacts per company
11-50Median size (employees)
7.0%Largest-city concentration · Houston
Nov 2, 2026Page data refreshed

Companies by employee count

1-10
29
11-50
30
51-200
15
201-500
8
501-1,000
3

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 86 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 “television transformers 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 660 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 2, 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 “television transformers suppliers”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many television transformers suppliers are there based in the United States?

RevenueBase identified 86 company matches for television transformers suppliers 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?

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

Which city has the most television transformers suppliers?

Houston leads with 6 company records, followed by Grand Haven (3) and Addison (2).

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 660 professional contacts with verified work emails tracked across these 86 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 2, 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.