Company lists · Data refreshed November 2026
Top 25 Grid interconnection equipment providers based in the United States
RevenueBase identified 394 company matches for grid interconnection equipment providers associated with the United States as of November 2026 and tracks 32,275 professional contacts across them, including 12,675 with verified work emails. Houston is the largest hub.
This list covers company matches for grid interconnection equipment providers 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.
The 25 largest grid interconnection equipment providers based in the United States
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 6,934 contacts → | ||||
Exact match “SEL is a globally recognized designer and manufacturer of products and solutions that make electric power safer, more reliable, and more economical.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 2 | 4,484 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 · Nov 6, 2026 · View company records in RevenueBase | |||||
| 3 | 2,666 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 | |||||
| 4 | 1,129 contacts → | ||||
Exact match “Hubbell Power Systems (HPS) designs and manufactures a wide variety of electric power transmission, distribution, substation, underground, OEM, and communications products used by…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 5 | 1,087 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 · Nov 6, 2026 · View company records in RevenueBase | |||||
| 6 | 1,037 contacts → | ||||
Exact match “Mitsubishi Electric Power Products, Inc.(MEPPI) is a leading U.S.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 7 | 987 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 · Nov 6, 2026 · View company records in RevenueBase | |||||
| 8 | 590 contacts → | ||||
Exact match “RESA Power is your ONE-STOP for all of your power needs.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 9 | 586 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 · Nov 6, 2026 · View company records in RevenueBase | |||||
| 10 | 431 contacts → | ||||
Exact match “Base is building the future of American power.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 11 | 364 contacts → | ||||
Exact match “AMSC (NASDAQ: AMSC) generates the ideas, technologies and solutions that meet the world’s demand for smarter, cleaner … better energy.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 12 | 320 contacts → | ||||
Exact match “Founded in 2003, CTC Global is the industry leader in composite core technology, specializing in providing innovative power grid solutions for utility companies.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 13 | 311 contacts → | ||||
Exact match “Maddox serves the commercial, industrial, utility, and renewables segments of the transformer market.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 14 | 305 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 · Nov 6, 2026 · View company records in RevenueBase | |||||
| 15 | 277 contacts → | ||||
Exact match “Milbank provides the tools that empower life.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 16 | 245 contacts → | ||||
Exact match “Systems Control, a Hubbell brand, designs and manufactures turnkey control systems and control relays that are involved in the protection and control of transmission and…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 17 | 205 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 18 | 201 contacts → | ||||
Exact match “Newkirk Electric is a family-owned and operated, Michigan-based company headquartered on the shorelines of West Michigan.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 19 | 199 contacts → | ||||
Exact match “RFL is a Hubbell Power Systems brand that provides power line communication equipment and protection solutions, relaying products, application support, and customized systems.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 20 | 193 contacts → | ||||
Exact match “The Durham Company specializes in the Design, Manufacturing, and Sales of products in the Electrical Utility Marketplace.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 21 | 181 contacts → | ||||
Exact match “Expanse Electrical Company is a premier provider of integrated electrical infrastructure, instrumentation and automation system solutions.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 22 | 175 contacts → | ||||
Exact match “For over 100 years, SAI (Switchboard Apparatus, Inc.) has supplied innovative and reliable equipment for electrical power distribution.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 23 | 169 contacts → | ||||
Exact match “HICO America is the North American headquarters for the HICO family of companies, delivering the infrastructure behind today's most ambitious energy projects.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 24 | 169 contacts → | ||||
Exact match “Electro-Mechanical, LLC is a global leader in developing and manufacturing technologies used for electrical power distribution switching, power quality and power protection…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 25 | 165 contacts → | ||||
Exact match “Solomon Corporation buys, sells, repairs, recycles, and disposes of transformers, regulators and reclosers.” Recorded in the RevenueBase company graph · Nov 6, 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 “grid interconnection equipment providers”. 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 394 grid interconnection equipment providers based in the United States
See the full list, filter by size, metro and specialty, and access 12,675 tracked professional contacts with verified work emails. Direct dials are available where recorded.
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Grid interconnection equipment providers based in the United States at a glance
As of Nov 6, 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 394 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 “grid interconnection equipment providers” 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 12,675 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.
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 “grid interconnection equipment providers”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many grid interconnection equipment providers are there based in the United States?
RevenueBase identified 394 company matches for grid interconnection equipment providers 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?
Schweitzer Engineering Laboratories SEL tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which city has the most grid interconnection equipment providers?
Houston leads with 22 company records, followed by New York (8) and Los Angeles (5).
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 12,675 professional contacts with verified work emails tracked across these 394 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.
Ready to reach these companies? Verified emails and direct dials for all 394 grid interconnection equipment providers based in the United States. Start with a free account, no credit card.
Download this list →Related lists
Grid interconnection equipment providers by geography
- Grid interconnection equipment providers based in Australia
- Grid interconnection equipment providers based in Brazil
- Grid interconnection equipment providers based in Canada
- Grid interconnection equipment providers based in Chile
- Grid interconnection equipment providers based in China
- Grid interconnection equipment providers based in France
- Grid interconnection equipment providers based in Germany
- Grid interconnection equipment providers based in India
- Grid interconnection equipment providers based in Italy
- Grid interconnection equipment providers based in Mexico
- Grid interconnection equipment providers based in the Netherlands
- Grid interconnection equipment providers based in Spain
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.
More company lists
- All company lists
- Lists by location
- Lists A-Z
- New lists
- Grid interconnection equipment providers based in Australia
- Grid interconnection equipment providers based in Brazil
- Grid interconnection equipment providers based in Canada
- Grid interconnection equipment providers based in Chile
- Grid interconnection equipment providers based in China
- Grid interconnection equipment providers based in France
Company intelligence · public preview
Top 25 grid interconnection equipment providers 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 394 matching company records for grid interconnection equipment providers based in the United States, with 32,275 tracked contacts and 12,675 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: November 6, 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 grid interconnection equipment providers 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: Pullman, KY, United StatesReported employees: 5,001-10,000 | Pullman, KY, United States | 5,001-10,000 | Exact match | 6,934 contacts → |
“SEL is a globally recognized designer and manufacturer of products and solutions that make electric power safer, more reliable, and more economical.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | HQ: Shelton, CT, United StatesReported employees: 10001+ | Shelton, CT, United States | 10001+ | Exact match | 4,484 contacts → |
“Hubbell Incorporated is a leading manufacturer of utility and electrical solutions that help build more reliable, resilient, and renewable energy infrastructure.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | HQ: Houston, IL, United StatesReported employees: 1,001-5,000 | Houston, IL, United States | 1,001-5,000 | Exact match | 2,666 contacts → |
“Powell is hiring- Powell is dedicated to improving people’s lives by providing reliable power distribution systems in every market we serve.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | HQ: Columbia, SC, United StatesReported employees: 1,001-5,000 | Columbia, SC, United States | 1,001-5,000 | Exact match | 1,129 contacts → |
“Hubbell Power Systems (HPS) designs and manufactures a wide variety of electric power transmission, distribution, substation, underground, OEM, and communications products used by…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | HQ: Houston, TX, United StatesReported employees: 1,001-5,000 | Houston, TX, United States | 1,001-5,000 | Exact match | 1,087 contacts → |
“Dashiell is a leading national provider of technical services to the electric utility, power generation, industrial, renewable and energy industries.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | HQ: Warrendale, FL, United StatesReported employees: 1,001-5,000 | Warrendale, FL, United States | 1,001-5,000 | Exact match | 1,037 contacts → |
“Mitsubishi Electric Power Products, Inc.(MEPPI) is a leading U.S.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | HQ: Billings, WA, United StatesReported employees: 1,001-5,000 | Billings, WA, United States | 1,001-5,000 | Exact match | 987 contacts → |
“Electrical Consultants, Inc.(ECI) is an employee-owned, national provider of high voltage transmission, substation, and distribution solutions.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | HQ: Houston, CA, United StatesReported employees: 1,001-5,000 | Houston, CA, United States | 1,001-5,000 | Exact match | 590 contacts → |
“RESA Power is your ONE-STOP for all of your power needs.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | HQ: Houston, OK, United StatesReported employees: 1,001-5,000 | Houston, OK, United States | 1,001-5,000 | Exact match | 586 contacts → |
“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 description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | HQ: Austin, TX, United StatesReported employees: 501-1,000 | Austin, TX, United States | 501-1,000 | Exact match | 431 contacts → |
“Base is building the future of American power.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | HQ: Ayer, MA, United StatesReported employees: 201-500 | Ayer, MA, United States | 201-500 | Exact match | 364 contacts → |
“AMSC (NASDAQ: AMSC) generates the ideas, technologies and solutions that meet the world’s demand for smarter, cleaner … better energy.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | HQ: Irvine, CA, United StatesReported employees: 201-500 | Irvine, CA, United States | 201-500 | Exact match | 320 contacts → |
“Founded in 2003, CTC Global is the industry leader in composite core technology, specializing in providing innovative power grid solutions for utility companies.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | HQ: Greer, ID, United StatesReported employees: 201-500 | Greer, ID, United States | 201-500 | Exact match | 311 contacts → |
“Maddox serves the commercial, industrial, utility, and renewables segments of the transformer market.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | HQ: Willow Grove, MA, United StatesReported employees: 1,001-5,000 | Willow Grove, MA, United States | 1,001-5,000 | Exact match | 305 contacts → |
“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 description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | HQ: Kansas City, MO, United StatesReported employees: 501-1,000 | Kansas City, MO, United States | 501-1,000 | Exact match | 277 contacts → |
“Milbank provides the tools that empower life.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | HQ: Iron Mountain, MI, United StatesReported employees: 501-1,000 | Iron Mountain, MI, United States | 501-1,000 | Exact match | 245 contacts → |
“Systems Control, a Hubbell brand, designs and manufactures turnkey control systems and control relays that are involved in the protection and control of transmission and…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | HQ: Carrollton, GA, United StatesReported employees: 201-500 | Carrollton, GA, United States | 201-500 | Exact match | 205 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 18 | HQ: Muskegon, MI, United StatesReported employees: 501-1,000 | Muskegon, MI, United States | 501-1,000 | Exact match | 201 contacts → |
“Newkirk Electric is a family-owned and operated, Michigan-based company headquartered on the shorelines of West Michigan.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | HQ: Boonton, NJ, United StatesReported employees: 51-200 | Boonton, NJ, United States | 51-200 | Exact match | 199 contacts → |
“RFL is a Hubbell Power Systems brand that provides power line communication equipment and protection solutions, relaying products, application support, and customized systems.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | HQ: Lebanon, MA, United StatesReported employees: 501-1,000 | Lebanon, MA, United States | 501-1,000 | Exact match | 193 contacts → |
“The Durham Company specializes in the Design, Manufacturing, and Sales of products in the Electrical Utility Marketplace.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | HQ: Houston, OK, United StatesReported employees: 501-1,000 | Houston, OK, United States | 501-1,000 | Exact match | 181 contacts → |
“Expanse Electrical Company is a premier provider of integrated electrical infrastructure, instrumentation and automation system solutions.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | HQ: Franklin Park, IL, United StatesReported employees: 501-1,000 | Franklin Park, IL, United States | 501-1,000 | Exact match | 175 contacts → |
“For over 100 years, SAI (Switchboard Apparatus, Inc.) has supplied innovative and reliable equipment for electrical power distribution.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | HQ: Pittsburgh, PA, United StatesReported employees: 1,001-5,000 | Pittsburgh, PA, United States | 1,001-5,000 | Exact match | 169 contacts → |
“HICO America is the North American headquarters for the HICO family of companies, delivering the infrastructure behind today's most ambitious energy projects.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | Electro-Mechanicalelectro-mechanical.com HQ: Bristol, VA, United StatesReported employees: 501-1,000 | Bristol, VA, United States | 501-1,000 | Exact match | 169 contacts → |
“Electro-Mechanical, LLC is a global leader in developing and manufacturing technologies used for electrical power distribution switching, power quality and power protection…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | HQ: Solomon, TN, United StatesReported employees: 501-1,000 | Solomon, TN, United States | 501-1,000 | Exact match | 165 contacts → |
“Solomon Corporation buys, sells, repairs, recycles, and disposes of transformers, regulators and reclosers.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 394 company matches
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Grid interconnection equipment providers: dataset insights
November 6, 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
393 records in the displayed employee bands.
1 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 394 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: November 6, 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 grid interconnection equipment providers?
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 grid interconnection equipment providers did RevenueBase find based in the United States?
The saved snapshot records 394 matching company records, 32,275 tracked contacts and 12,675 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: November 6, 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
Grid interconnection equipment providers by geography
- Grid interconnection equipment providers based in Australia
- Grid interconnection equipment providers based in Brazil
- Grid interconnection equipment providers based in Canada
- Grid interconnection equipment providers based in Chile
- Grid interconnection equipment providers based in China
- Grid interconnection equipment providers based in France
- Grid interconnection equipment providers based in Germany
- Grid interconnection equipment providers based in India
- Grid interconnection equipment providers based in Italy
- Grid interconnection equipment providers based in Mexico
- Grid interconnection equipment providers based in the Netherlands
- Grid interconnection equipment providers based in Spain
Cite this list
RevenueBase Data Team. Top 25 grid interconnection equipment providers based in the United States. Snapshot: November 6, 2026. https://revenuebase.ai/companies/grid-interconnection-equipment-providers/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
- Grid interconnection equipment providers based in Australia
- Grid interconnection equipment providers based in Brazil
- Grid interconnection equipment providers based in Canada
- Grid interconnection equipment providers based in Chile
- Grid interconnection equipment providers based in China
- Grid interconnection equipment providers based in France
Company intelligence · public preview
Top 25 grid interconnection equipment providers based in the United States
RevenueBase records 394 matching company records for grid interconnection equipment providers based in the United States, with 32,275 tracked contacts and 12,675 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: November 6, 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 grid interconnection equipment providers 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: Pullman, KY, United StatesReported employees: 5,001-10,000 | Pullman, KY, United States | 5,001-10,000 | Exact match | 6,934 contacts → |
“SEL is a globally recognized designer and manufacturer of products and solutions that make electric power safer, more reliable, and more economical.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | HQ: Shelton, CT, United StatesReported employees: 10001+ | Shelton, CT, United States | 10001+ | Exact match | 4,484 contacts → |
“Hubbell Incorporated is a leading manufacturer of utility and electrical solutions that help build more reliable, resilient, and renewable energy infrastructure.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | HQ: Houston, IL, United StatesReported employees: 1,001-5,000 | Houston, IL, United States | 1,001-5,000 | Exact match | 2,666 contacts → |
“Powell is hiring- Powell is dedicated to improving people’s lives by providing reliable power distribution systems in every market we serve.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | HQ: Columbia, SC, United StatesReported employees: 1,001-5,000 | Columbia, SC, United States | 1,001-5,000 | Exact match | 1,129 contacts → |
“Hubbell Power Systems (HPS) designs and manufactures a wide variety of electric power transmission, distribution, substation, underground, OEM, and communications products used by…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | HQ: Houston, TX, United StatesReported employees: 1,001-5,000 | Houston, TX, United States | 1,001-5,000 | Exact match | 1,087 contacts → |
“Dashiell is a leading national provider of technical services to the electric utility, power generation, industrial, renewable and energy industries.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | HQ: Warrendale, FL, United StatesReported employees: 1,001-5,000 | Warrendale, FL, United States | 1,001-5,000 | Exact match | 1,037 contacts → |
“Mitsubishi Electric Power Products, Inc.(MEPPI) is a leading U.S.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | HQ: Billings, WA, United StatesReported employees: 1,001-5,000 | Billings, WA, United States | 1,001-5,000 | Exact match | 987 contacts → |
“Electrical Consultants, Inc.(ECI) is an employee-owned, national provider of high voltage transmission, substation, and distribution solutions.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | HQ: Houston, CA, United StatesReported employees: 1,001-5,000 | Houston, CA, United States | 1,001-5,000 | Exact match | 590 contacts → |
“RESA Power is your ONE-STOP for all of your power needs.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | HQ: Houston, OK, United StatesReported employees: 1,001-5,000 | Houston, OK, United States | 1,001-5,000 | Exact match | 586 contacts → |
“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 description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | HQ: Austin, TX, United StatesReported employees: 501-1,000 | Austin, TX, United States | 501-1,000 | Exact match | 431 contacts → |
“Base is building the future of American power.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | HQ: Ayer, MA, United StatesReported employees: 201-500 | Ayer, MA, United States | 201-500 | Exact match | 364 contacts → |
“AMSC (NASDAQ: AMSC) generates the ideas, technologies and solutions that meet the world’s demand for smarter, cleaner … better energy.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | HQ: Irvine, CA, United StatesReported employees: 201-500 | Irvine, CA, United States | 201-500 | Exact match | 320 contacts → |
“Founded in 2003, CTC Global is the industry leader in composite core technology, specializing in providing innovative power grid solutions for utility companies.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | HQ: Greer, ID, United StatesReported employees: 201-500 | Greer, ID, United States | 201-500 | Exact match | 311 contacts → |
“Maddox serves the commercial, industrial, utility, and renewables segments of the transformer market.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | HQ: Willow Grove, MA, United StatesReported employees: 1,001-5,000 | Willow Grove, MA, United States | 1,001-5,000 | Exact match | 305 contacts → |
“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 description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | HQ: Kansas City, MO, United StatesReported employees: 501-1,000 | Kansas City, MO, United States | 501-1,000 | Exact match | 277 contacts → |
“Milbank provides the tools that empower life.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | HQ: Iron Mountain, MI, United StatesReported employees: 501-1,000 | Iron Mountain, MI, United States | 501-1,000 | Exact match | 245 contacts → |
“Systems Control, a Hubbell brand, designs and manufactures turnkey control systems and control relays that are involved in the protection and control of transmission and…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | HQ: Carrollton, GA, United StatesReported employees: 201-500 | Carrollton, GA, United States | 201-500 | Exact match | 205 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 18 | HQ: Muskegon, MI, United StatesReported employees: 501-1,000 | Muskegon, MI, United States | 501-1,000 | Exact match | 201 contacts → |
“Newkirk Electric is a family-owned and operated, Michigan-based company headquartered on the shorelines of West Michigan.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | HQ: Boonton, NJ, United StatesReported employees: 51-200 | Boonton, NJ, United States | 51-200 | Exact match | 199 contacts → |
“RFL is a Hubbell Power Systems brand that provides power line communication equipment and protection solutions, relaying products, application support, and customized systems.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | HQ: Lebanon, MA, United StatesReported employees: 501-1,000 | Lebanon, MA, United States | 501-1,000 | Exact match | 193 contacts → |
“The Durham Company specializes in the Design, Manufacturing, and Sales of products in the Electrical Utility Marketplace.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | HQ: Houston, OK, United StatesReported employees: 501-1,000 | Houston, OK, United States | 501-1,000 | Exact match | 181 contacts → |
“Expanse Electrical Company is a premier provider of integrated electrical infrastructure, instrumentation and automation system solutions.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | HQ: Franklin Park, IL, United StatesReported employees: 501-1,000 | Franklin Park, IL, United States | 501-1,000 | Exact match | 175 contacts → |
“For over 100 years, SAI (Switchboard Apparatus, Inc.) has supplied innovative and reliable equipment for electrical power distribution.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | HQ: Pittsburgh, PA, United StatesReported employees: 1,001-5,000 | Pittsburgh, PA, United States | 1,001-5,000 | Exact match | 169 contacts → |
“HICO America is the North American headquarters for the HICO family of companies, delivering the infrastructure behind today's most ambitious energy projects.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | Electro-Mechanicalelectro-mechanical.com HQ: Bristol, VA, United StatesReported employees: 501-1,000 | Bristol, VA, United States | 501-1,000 | Exact match | 169 contacts → |
“Electro-Mechanical, LLC is a global leader in developing and manufacturing technologies used for electrical power distribution switching, power quality and power protection…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | HQ: Solomon, TN, United StatesReported employees: 501-1,000 | Solomon, TN, United States | 501-1,000 | Exact match | 165 contacts → |
“Solomon Corporation buys, sells, repairs, recycles, and disposes of transformers, regulators and reclosers.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 394 company matches
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Grid interconnection equipment providers: dataset insights
November 6, 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
393 records in the displayed employee bands.
1 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 394 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: November 6, 2026.
Publisher-reported method study
The published RevenueBase SmartSearch benchmark
86% good or better at Exact
RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. It reports 86% of Exact matches judged good or better, and 77% for a 240-pair sample of one- or two-word categories. This evaluates the method across study queries rather than auditing this individual list.
Read the study and full methodology ↗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 grid interconnection equipment providers?
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 grid interconnection equipment providers did RevenueBase find based in the United States?
The saved snapshot records 394 matching company records, 32,275 tracked contacts and 12,675 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: November 6, 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
Grid interconnection equipment providers by geography
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Cite this list
RevenueBase Data Team. Top 25 grid interconnection equipment providers based in the United States. Snapshot: November 6, 2026. https://revenuebase.ai/companies/grid-interconnection-equipment-providers/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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