Company lists · Data refreshed October 2026
Top 25 Portable substations suppliers based in the United States
RevenueBase identified 75 company matches for portable substations suppliers associated with the United States as of October 2026 and tracks 2,789 professional contacts across them, including 1,066 with verified work emails. Altamonte Springs is the largest hub.
This list covers company matches for portable substations 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 29, 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.
The 25 largest portable substations suppliers based in the United States
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 1,014 contacts → | ||||
Exact match “Mitsubishi Electric Power Products, Inc.(MEPPI) is a leading U.S.” Recorded in the RevenueBase company graph · Oct 29, 2026 · View company records in RevenueBase | |||||
| 2 | 306 contacts → | ||||
Exact match “Maddox serves the commercial, industrial, utility, and renewables segments of the transformer market.” Recorded in the RevenueBase company graph · Oct 29, 2026 · View company records in RevenueBase | |||||
| 3 | 287 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Oct 29, 2026 · View company records in RevenueBase | |||||
| 4 | 198 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Oct 29, 2026 · View company records in RevenueBase | |||||
| 5 | 99 contacts → | ||||
Exact match “North American Substation Services is an electrical/electronic manufacturing company based out of 445 Douglas Ave, Altamonte Springs, Florida, United States.” Recorded in the RevenueBase company graph · Oct 29, 2026 · View company records in RevenueBase | |||||
| 6 | 75 contacts → | ||||
Exact match “C.W.” Recorded in the RevenueBase company graph · Oct 29, 2026 · View company records in RevenueBase | |||||
| 7 | 55 contacts → | ||||
Exact match “North American Substation Services (NASS) is a nationally-recognized expert specializing in transformer and substation apparatus installation, services, and repair.” Recorded in the RevenueBase company graph · Oct 29, 2026 · View company records in RevenueBase | |||||
| 8 | 53 contacts → | ||||
Exact match “Established in 1949, Lincoln Electric Products Co.” Recorded in the RevenueBase company graph · Oct 29, 2026 · View company records in RevenueBase | |||||
| 9 | 42 contacts → | ||||
Exact match “JORDAN TRANSFORMER's engineering and production team has 50 years of experience working for utilities and industrial customers on virtually all types of power transformers.” Recorded in the RevenueBase company graph · Oct 29, 2026 · View company records in RevenueBase | |||||
| 10 | 36 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 · Oct 29, 2026 · View company records in RevenueBase | |||||
| 11 | 34 contacts → | ||||
Exact match “PACS Industries, Inc.” Recorded in the RevenueBase company graph · Oct 29, 2026 · View company records in RevenueBase | |||||
| 12 | 32 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 · Oct 29, 2026 · View company records in RevenueBase | |||||
| 13 | 23 contacts → | ||||
Exact match “MARS Transformers, LLC is a veteran owned and operated company providing innovative high voltage service and equipment solutions to the energy industry worldwide.” Recorded in the RevenueBase company graph · Oct 29, 2026 · View company records in RevenueBase | |||||
| 14 | 21 contacts → | ||||
Exact match “MKI provides technical support and sales of equipment for the electric power grid in construction projects involving generating, transmitting, protecting, and automating energy…” Recorded in the RevenueBase company graph · Oct 29, 2026 · View company records in RevenueBase | |||||
| 15 | 20 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 · Oct 29, 2026 · View company records in RevenueBase | |||||
| 16 | 19 contacts → | ||||
Exact match “Founded in and headquartered in Houston, TX, ETI is a vertically integrated designer and manufacturer of highly engineered electrical power distribution solutions.” Recorded in the RevenueBase company graph · Oct 29, 2026 · View company records in RevenueBase | |||||
| 17 | 18 contacts → | ||||
Exact match “Energis High Voltage Resources is a single source energy company specializing in electrical substation services, including: oil processing, testing and maintenance, project…” Recorded in the RevenueBase company graph · Oct 29, 2026 · View company records in RevenueBase | |||||
| 18 | 17 contacts → | ||||
Exact match “Federal Pacific is a unified family of power engineering brands, rooted in Bristol, Virginia since 1958.” Recorded in the RevenueBase company graph · Oct 29, 2026 · View company records in RevenueBase | |||||
| 19 | 16 contacts → | ||||
Exact match “An engineering-equipment supply company that consistently delivers high quality, outdoor electrical substation packages since 1965.” Recorded in the RevenueBase company graph · Oct 29, 2026 · View company records in RevenueBase | |||||
| 20 | 16 contacts → | ||||
Exact match “Transformer Services Inc.” Recorded in the RevenueBase company graph · Oct 29, 2026 · View company records in RevenueBase | |||||
| 21 | 15 contacts → | ||||
Exact match “Advanced Electric Systems (AES) specializes in the service and maintenance of high and low voltage substations, power transformers and critical power systems infrastructure.” Recorded in the RevenueBase company graph · Oct 29, 2026 · View company records in RevenueBase | |||||
| 22 | 11 contacts → | ||||
Exact match “UNELSYS provides engineering design,build,test and commission of Protection,Control and Automation Systems for Electric Power Substations.” Recorded in the RevenueBase company graph · Oct 29, 2026 · View company records in RevenueBase | |||||
| 23 | 10 contacts → | ||||
Exact match “Purveyors for Transformers, Switchgear, Protective Relays, Metering, and Substation Equipment.” Recorded in the RevenueBase company graph · Oct 29, 2026 · View company records in RevenueBase | |||||
| 24 | 9 contacts → | ||||
Exact match “Traction Power Systems: In 2007, Reuel, Inc.” Recorded in the RevenueBase company graph · Oct 29, 2026 · View company records in RevenueBase | |||||
| 25 | 7 contacts → | ||||
Exact match “Golden Anvil is a leading provider of power distribution equipment, offering the best lead times in the market and a strong commitment to on-time delivery.” Recorded in the RevenueBase company graph · Oct 29, 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 “portable substations suppliers”. 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 75 portable substations suppliers based in the United States
See the full list, filter by size, metro and specialty, and access 1,066 tracked professional contacts with verified work emails. Direct dials are available where recorded.
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Portable substations suppliers based in the United States at a glance
As of Oct 29, 2026Companies by employee count
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 75 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 “portable substations 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 1,066 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 29, 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 “portable substations suppliers”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many portable substations suppliers are there based in the United States?
RevenueBase identified 75 company matches for portable substations 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?
Mitsubishi Electric Power Products, INC tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which city has the most portable substations suppliers?
Altamonte Springs leads with 3 company records, followed by Houston (3) and Concord (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 1,066 professional contacts with verified work emails tracked across these 75 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 29, 2026.
Ready to reach these companies? Verified emails and direct dials for all 75 portable substations suppliers based in the United States. Start with a free account, no credit card.
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Portable substations suppliers by geography
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.
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- Lists A-Z
- New lists
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Company intelligence · public preview
Top 25 portable substations suppliers based in the United States
Find companies in any niche.
Describe the businesses you want in your own words. RevenueBase SmartSearch matches company descriptions by meaning.
RevenueBase records 75 matching company records for portable substations suppliers based in the United States, with 2,789 tracked contacts and 1,066 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: October 29, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 25 portable substations suppliers based in the United States
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 | HQ: Warrendale, PA, United StatesReported employees: 1,001-5,000 | Warrendale, PA, United States | 1,001-5,000 | Exact match | 1,014 contacts → |
“Mitsubishi Electric Power Products, Inc.(MEPPI) is a leading U.S.” Recorded description excerpt · October 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | Maddox Industrial Transformermaddox.com HQ: Greer, SC, United StatesReported employees: 201-500 | Greer, SC, United States | 201-500 | Exact match | 306 contacts → |
“Maddox serves the commercial, industrial, utility, and renewables segments of the transformer market.” Recorded description excerpt · October 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | HQ: Castle Rock, United StatesReported employees: 1,001-5,000 | Castle Rock, United States | 1,001-5,000 | Exact match | 287 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 4 |  Aubrey Silvey Enterprises, INCsilvey.comHQ: Carrollton, GA, United StatesReported employees: 201-500 | Carrollton, GA, United States | 201-500 | Exact match | 198 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 5 | North American Substation Servicesnorthamericansubstationservices.com HQ: Altamonte Springs, FL, United StatesReported employees: 11-50 | Altamonte Springs, FL, United States | 11-50 | Exact match | 99 contacts → |
“North American Substation Services is an electrical/electronic manufacturing company based out of 445 Douglas Ave, Altamonte Springs, Florida, United States.” Recorded description excerpt · October 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | C.W. Wright Construction Company, LLCcwwright.com HQ: Chester, VA, United StatesReported employees: 501-1,000 | Chester, VA, United States | 501-1,000 | Exact match | 75 contacts → |
“C.W.” Recorded description excerpt · October 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | NASSnassusa.com HQ: Altamonte Springs, FL, United StatesReported employees: 201-500 | Altamonte Springs, FL, United States | 201-500 | Exact match | 55 contacts → |
“North American Substation Services (NASS) is a nationally-recognized expert specializing in transformer and substation apparatus installation, services, and repair.” Recorded description excerpt · October 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | Lincoln Electric Products COle1949.com HQ: Union, OK, United StatesReported employees: 51-200 | Union, OK, United States | 51-200 | Exact match | 53 contacts → |
“Established in 1949, Lincoln Electric Products Co.” Recorded description excerpt · October 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Jordan Transformer LLCjordantransformer.com HQ: Jordan, MN, United StatesReported employees: 51-200 | Jordan, MN, United States | 51-200 | Exact match | 42 contacts → |
“JORDAN TRANSFORMER's engineering and production team has 50 years of experience working for utilities and industrial customers on virtually all types of power transformers.” Recorded description excerpt · October 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | T & R Electric Supply Co., INCtrelectric.com HQ: Colman, SD, United StatesReported employees: 51-200 | Colman, SD, United States | 51-200 | Exact match | 36 contacts → |
“T&R Electric Supply Company buys, sells, rents, and repairs distribution and power class transformers, along with medium and high voltage switchgear.” Recorded description excerpt · October 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Pacs Industriespacsindustries.com HQ: Great Neck, NY, United StatesReported employees: 51-200 | Great Neck, NY, United States | 51-200 | Exact match | 34 contacts → |
“PACS Industries, Inc.” Recorded description excerpt · October 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Sunbelt Transformersunbeltusa.com HQ: Temple, TX, United StatesReported employees: 51-200 | Temple, TX, United States | 51-200 | Exact match | 32 contacts → |
“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 description excerpt · October 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Mars Transformers, LLCmarstransformers.com HQ: Pearland, TX, United StatesReported employees: 11-50 | Pearland, TX, United States | 11-50 | Exact match | 23 contacts → |
“MARS Transformers, LLC is a veteran owned and operated company providing innovative high voltage service and equipment solutions to the energy industry worldwide.” Recorded description excerpt · October 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 |  Matzinger Keegan, Inc. MKImkireps.comHQ: NV, United StatesReported employees: 11-50 | NV, United States | 11-50 | Exact match | 21 contacts → |
“MKI provides technical support and sales of equipment for the electric power grid in construction projects involving generating, transmitting, protecting, and automating energy…” Recorded description excerpt · October 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 |  Equisales Associatesequisales.comHQ: Houston, TX, United StatesReported employees: 11-50 | Houston, TX, United States | 11-50 | Exact match | 20 contacts → |
“Equisales provides domestic and international utilities, power plants and industrial customers with time-critical high voltage transformers and substation equipment while…” Recorded description excerpt · October 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 |  Electro Tech Industriesetii.usHQ: Houston, TX, United StatesReported employees: 51-200 | Houston, TX, United States | 51-200 | Exact match | 19 contacts → |
“Founded in and headquartered in Houston, TX, ETI is a vertically integrated designer and manufacturer of highly engineered electrical power distribution solutions.” Recorded description excerpt · October 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Energis High Voltage Resourcesenergisinc.com HQ: Green Bay, WI, United StatesReported employees: 51-200 | Green Bay, WI, United States | 51-200 | Exact match | 18 contacts → |
“Energis High Voltage Resources is a single source energy company specializing in electrical substation services, including: oil processing, testing and maintenance, project…” Recorded description excerpt · October 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Federal Pacificfederalpacific.com HQ: Bristol, VA, United StatesReported employees: 1,001-5,000 | Bristol, VA, United States | 1,001-5,000 | Exact match | 17 contacts → |
“Federal Pacific is a unified family of power engineering brands, rooted in Bristol, Virginia since 1958.” Recorded description excerpt · October 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Tatman Associates, INCtatmansubstations.com HQ: Solon, OH, United StatesReported employees: 11-50 | Solon, OH, United States | 11-50 | Exact match | 16 contacts → |
“An engineering-equipment supply company that consistently delivers high quality, outdoor electrical substation packages since 1965.” Recorded description excerpt · October 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Transformer Service INCtransformer-svc.com HQ: Concord, NH, United StatesReported employees: 11-50 | Concord, NH, United States | 11-50 | Exact match | 16 contacts → |
“Transformer Services Inc.” Recorded description excerpt · October 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 |  Advanced Electric Systemsadvancedelectricsystems.comHQ: Heber City, UT, United StatesReported employees: 11-50 | Heber City, UT, United States | 11-50 | Exact match | 15 contacts → |
“Advanced Electric Systems (AES) specializes in the service and maintenance of high and low voltage substations, power transformers and critical power systems infrastructure.” Recorded description excerpt · October 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 |  United Electric Systems INCunelsys.comHQ: Allentown, PA, United StatesReported employees: 1-10 | Allentown, PA, United States | 1-10 | Exact match | 11 contacts → |
“UNELSYS provides engineering design,build,test and commission of Protection,Control and Automation Systems for Electric Power Substations.” Recorded description excerpt · October 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 |  Bluefin Esi, INCbluefinesi.comHQ: Lincoln, RI, United StatesReported employees: 11-50 | Lincoln, RI, United States | 11-50 | Exact match | 10 contacts → |
“Purveyors for Transformers, Switchgear, Protective Relays, Metering, and Substation Equipment.” Recorded description excerpt · October 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | Reuel INCreuel.com HQ: Goldsboro, NC, United StatesReported employees: 51-200 | Goldsboro, NC, United States | 51-200 | Exact match | 9 contacts → |
“Traction Power Systems: In 2007, Reuel, Inc.” Recorded description excerpt · October 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Golden Anvilgoldenanvilco.com HQ: Woodbridge, MO, United StatesReported employees: 11-50 | Woodbridge, MO, United States | 11-50 | Exact match | 7 contacts → |
“Golden Anvil is a leading provider of power distribution equipment, offering the best lead times in the market and a strong commitment to on-time delivery.” Recorded description excerpt · October 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 75 company matches
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Portable substations suppliers: dataset insights
October 29, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
75 records in the displayed employee bands.
0 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
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 75 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: October 29, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Questions about this company list
What does Exact match mean for portable substations suppliers?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many portable substations suppliers did RevenueBase find based in the United States?
The saved snapshot records 75 matching company records, 2,789 tracked contacts and 1,066 verified emails. The public preview displays 25 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: October 29, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
Related lists
Portable substations suppliers by geography
Cite this list
RevenueBase Data Team. Top 25 portable substations suppliers based in the United States. Snapshot: October 29, 2026. https://revenuebase.ai/companies/portable-substations-suppliers/united-states.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
More company lists
- All company lists
- Lists by location
- Lists A-Z
- New lists
- Portable substations suppliers based in Brazil
- Portable substations suppliers based in India
- AI companies based in the United States
- Cybersecurity companies based in the United States
- Manufacturing companies based in the United States
- Media companies based in the United States
Company intelligence · public preview
Top 25 portable substations suppliers based in the United States
RevenueBase records 75 matching company records for portable substations suppliers based in the United States, with 2,789 tracked contacts and 1,066 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: October 29, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 25 portable substations suppliers based in the United States
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 | HQ: Warrendale, PA, United StatesReported employees: 1,001-5,000 | Warrendale, PA, United States | 1,001-5,000 | Exact match | 1,014 contacts → |
“Mitsubishi Electric Power Products, Inc.(MEPPI) is a leading U.S.” Recorded description excerpt · October 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | Maddox Industrial Transformermaddox.com HQ: Greer, SC, United StatesReported employees: 201-500 | Greer, SC, United States | 201-500 | Exact match | 306 contacts → |
“Maddox serves the commercial, industrial, utility, and renewables segments of the transformer market.” Recorded description excerpt · October 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | HQ: Castle Rock, United StatesReported employees: 1,001-5,000 | Castle Rock, United States | 1,001-5,000 | Exact match | 287 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 4 | Aubrey Silvey Enterprises, INCsilvey.com HQ: Carrollton, GA, United StatesReported employees: 201-500 | Carrollton, GA, United States | 201-500 | Exact match | 198 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 5 | North American Substation Servicesnorthamericansubstationservices.com HQ: Altamonte Springs, FL, United StatesReported employees: 11-50 | Altamonte Springs, FL, United States | 11-50 | Exact match | 99 contacts → |
“North American Substation Services is an electrical/electronic manufacturing company based out of 445 Douglas Ave, Altamonte Springs, Florida, United States.” Recorded description excerpt · October 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | C.W. Wright Construction Company, LLCcwwright.com HQ: Chester, VA, United StatesReported employees: 501-1,000 | Chester, VA, United States | 501-1,000 | Exact match | 75 contacts → |
“C.W.” Recorded description excerpt · October 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | NASSnassusa.com HQ: Altamonte Springs, FL, United StatesReported employees: 201-500 | Altamonte Springs, FL, United States | 201-500 | Exact match | 55 contacts → |
“North American Substation Services (NASS) is a nationally-recognized expert specializing in transformer and substation apparatus installation, services, and repair.” Recorded description excerpt · October 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | Lincoln Electric Products COle1949.com HQ: Union, OK, United StatesReported employees: 51-200 | Union, OK, United States | 51-200 | Exact match | 53 contacts → |
“Established in 1949, Lincoln Electric Products Co.” Recorded description excerpt · October 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Jordan Transformer LLCjordantransformer.com HQ: Jordan, MN, United StatesReported employees: 51-200 | Jordan, MN, United States | 51-200 | Exact match | 42 contacts → |
“JORDAN TRANSFORMER's engineering and production team has 50 years of experience working for utilities and industrial customers on virtually all types of power transformers.” Recorded description excerpt · October 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | T & R Electric Supply Co., INCtrelectric.com HQ: Colman, SD, United StatesReported employees: 51-200 | Colman, SD, United States | 51-200 | Exact match | 36 contacts → |
“T&R Electric Supply Company buys, sells, rents, and repairs distribution and power class transformers, along with medium and high voltage switchgear.” Recorded description excerpt · October 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Pacs Industriespacsindustries.com HQ: Great Neck, NY, United StatesReported employees: 51-200 | Great Neck, NY, United States | 51-200 | Exact match | 34 contacts → |
“PACS Industries, Inc.” Recorded description excerpt · October 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Sunbelt Transformersunbeltusa.com HQ: Temple, TX, United StatesReported employees: 51-200 | Temple, TX, United States | 51-200 | Exact match | 32 contacts → |
“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 description excerpt · October 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Mars Transformers, LLCmarstransformers.com HQ: Pearland, TX, United StatesReported employees: 11-50 | Pearland, TX, United States | 11-50 | Exact match | 23 contacts → |
“MARS Transformers, LLC is a veteran owned and operated company providing innovative high voltage service and equipment solutions to the energy industry worldwide.” Recorded description excerpt · October 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Matzinger Keegan, Inc. MKImkireps.com HQ: NV, United StatesReported employees: 11-50 | NV, United States | 11-50 | Exact match | 21 contacts → |
“MKI provides technical support and sales of equipment for the electric power grid in construction projects involving generating, transmitting, protecting, and automating energy…” Recorded description excerpt · October 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Equisales Associatesequisales.com HQ: Houston, TX, United StatesReported employees: 11-50 | Houston, TX, United States | 11-50 | Exact match | 20 contacts → |
“Equisales provides domestic and international utilities, power plants and industrial customers with time-critical high voltage transformers and substation equipment while…” Recorded description excerpt · October 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Electro Tech Industriesetii.us HQ: Houston, TX, United StatesReported employees: 51-200 | Houston, TX, United States | 51-200 | Exact match | 19 contacts → |
“Founded in and headquartered in Houston, TX, ETI is a vertically integrated designer and manufacturer of highly engineered electrical power distribution solutions.” Recorded description excerpt · October 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Energis High Voltage Resourcesenergisinc.com HQ: Green Bay, WI, United StatesReported employees: 51-200 | Green Bay, WI, United States | 51-200 | Exact match | 18 contacts → |
“Energis High Voltage Resources is a single source energy company specializing in electrical substation services, including: oil processing, testing and maintenance, project…” Recorded description excerpt · October 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Federal Pacificfederalpacific.com HQ: Bristol, VA, United StatesReported employees: 1,001-5,000 | Bristol, VA, United States | 1,001-5,000 | Exact match | 17 contacts → |
“Federal Pacific is a unified family of power engineering brands, rooted in Bristol, Virginia since 1958.” Recorded description excerpt · October 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Tatman Associates, INCtatmansubstations.com HQ: Solon, OH, United StatesReported employees: 11-50 | Solon, OH, United States | 11-50 | Exact match | 16 contacts → |
“An engineering-equipment supply company that consistently delivers high quality, outdoor electrical substation packages since 1965.” Recorded description excerpt · October 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Transformer Service INCtransformer-svc.com HQ: Concord, NH, United StatesReported employees: 11-50 | Concord, NH, United States | 11-50 | Exact match | 16 contacts → |
“Transformer Services Inc.” Recorded description excerpt · October 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Advanced Electric Systemsadvancedelectricsystems.com HQ: Heber City, UT, United StatesReported employees: 11-50 | Heber City, UT, United States | 11-50 | Exact match | 15 contacts → |
“Advanced Electric Systems (AES) specializes in the service and maintenance of high and low voltage substations, power transformers and critical power systems infrastructure.” Recorded description excerpt · October 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | United Electric Systems INCunelsys.com HQ: Allentown, PA, United StatesReported employees: 1-10 | Allentown, PA, United States | 1-10 | Exact match | 11 contacts → |
“UNELSYS provides engineering design,build,test and commission of Protection,Control and Automation Systems for Electric Power Substations.” Recorded description excerpt · October 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | Bluefin Esi, INCbluefinesi.com HQ: Lincoln, RI, United StatesReported employees: 11-50 | Lincoln, RI, United States | 11-50 | Exact match | 10 contacts → |
“Purveyors for Transformers, Switchgear, Protective Relays, Metering, and Substation Equipment.” Recorded description excerpt · October 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | Reuel INCreuel.com HQ: Goldsboro, NC, United StatesReported employees: 51-200 | Goldsboro, NC, United States | 51-200 | Exact match | 9 contacts → |
“Traction Power Systems: In 2007, Reuel, Inc.” Recorded description excerpt · October 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Golden Anvilgoldenanvilco.com HQ: Woodbridge, MO, United StatesReported employees: 11-50 | Woodbridge, MO, United States | 11-50 | Exact match | 7 contacts → |
“Golden Anvil is a leading provider of power distribution equipment, offering the best lead times in the market and a strong commitment to on-time delivery.” Recorded description excerpt · October 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
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Portable substations suppliers: dataset insights
October 29, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
75 records in the displayed employee bands.
0 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
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 75 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: October 29, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Questions about this company list
What does Exact match mean for portable substations suppliers?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many portable substations suppliers did RevenueBase find based in the United States?
The saved snapshot records 75 matching company records, 2,789 tracked contacts and 1,066 verified emails. The public preview displays 25 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: October 29, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
Related lists
Portable substations suppliers by geography
Cite this list
RevenueBase Data Team. Top 25 portable substations suppliers based in the United States. Snapshot: October 29, 2026. https://revenuebase.ai/companies/portable-substations-suppliers/united-states.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
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