Company lists · Data refreshed November 2026

Top 25 Backup generator companies based in the United States

RevenueBase identified 1,037 company matches for backup generator companies associated with the United States as of November 2026 and tracks 12,933 professional contacts across them, including 4,865 with verified work emails. Houston is the largest hub.

This list covers company matches for backup generator companies associated with the United States, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed November 6, 2026.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase SmartSearch, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.

How to read this list RevenueBase SmartSearch · Exact Recorded Nov 6, 2026 How this list was built
1,037Companies
12,933Contacts tracked
4,865Verified emails
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The 25 largest backup generator companies based in the United States

Ranked by team size
Top 25 of 1,037 company matches for backup generator companies based in the United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 6, 2026. The RevenueBase SmartSearch column shows Exact match membership in this saved search. Click a contact count to view that company's people. Totals use company locations recorded by RevenueBase; the displayed preview is a smaller selection.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchHouston, TX, United StatesHQ recorded Nov 6, 20261,001-5,000391 contacts →

Exact match

“Solaris Energy Infrastructure (NYSE: SEI) delivers proprietary power generation and distribution solutions, as well as logistics equipment and services, to clients in the data…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchBrentwood, TN, United StatesHQ recorded Nov 6, 2026201-500365 contacts →

Exact match

“Nixon Power Services began operations in 1914 and has represented Kohler Energy for the last 50+ years across the Southern United States, continually growing the partnership and…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchLoveland, CO, United StatesHQ recorded Nov 6, 20261,001-5,000351 contacts →

Exact match

“We are a leading energy services provider specializing in the engineering, manufacturing, sales, leasing, and operations of cutting-edge power technology including natural gas and…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchAnaheim, CA, United StatesHQ recorded Nov 6, 2026201-500346 contacts →

Exact match

“For more than 35 years, Power Plus has been serving our customers across the Country providing Temporary Power, Rental Generators, and performing Generator Service & Maintenance.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchLiberty, KS, United StatesHQ recorded Nov 6, 2026501-1,000320 contacts →

Exact match

“For over 70 years, Central Power Systems & Services has been the trusted partner for the region’s most demanding industries, from construction and mining to trucking, power…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchGreenville, FL, United StatesHQ recorded Nov 6, 2026501-1,000308 contacts →

Exact match

“Excellence in creating innovative solutions for the supply, control and use of energy.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchBlacklick, IN, United StatesHQ recorded Nov 6, 202651-200251 contacts →

Exact match

“Buckeye Power Sales is a distributor of electrical power generators for Ohio, Indiana, and the Chicago area.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchChicago, IL, United StatesHQ recorded Nov 6, 2026201-500250 contacts →

Exact match

“Tripp Lite joined the Eaton family in March 2021.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchTomball, TX, United StatesHQ recorded Nov 6, 2026501-1,000219 contacts →

Exact match

“Generator Supercenter is a company based out of United States.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchNew York, NY, United StatesHQ recorded Nov 6, 2026201-500212 contacts →

Exact match

“GenServe helps businesses keep their power systems ready when it matters most.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchSan Leandro, CA, United StatesHQ recorded Nov 6, 20261,001-5,000196 contacts →

Exact match

“Peterson Power Systems serves Northern California, western Oregon, and southern Washington, providing Caterpillar diesel and natural gas engines for power generation, as well as…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchTulsa, AR, United StatesHQ recorded Nov 6, 202651-200180 contacts →

Exact match

“For 40 years, Clifford Power has assured you have continuous power by providing dependable generator systems, services, rentals and parts.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchStockton, WA, United StatesHQ recorded Nov 6, 2026201-500161 contacts →

Exact match

“With an ongoing tradition of providing excellent products and outstanding service for our customers, Energy Systems is an authorized dealer of Generac Industrial Energy.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchEast Granby, PA, United StatesHQ recorded Nov 6, 202651-200150 contacts →

Exact match

“In 1964, Kenneth N.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchPhoenix, TX, United StatesHQ recorded Nov 6, 202651-200143 contacts →

Exact match

“Loftin Equipment Co, a family owned business, has been a full service power supplier since 1976.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchHenderson, SC, United StatesHQ recorded Nov 6, 202651-200138 contacts →

Exact match

“ANA Inc.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchWoburn, ME, United StatesHQ recorded Nov 6, 202651-200127 contacts →

Exact match

“IN POWER FOR 60 YEARS Kraft Power was founded in 1965 in Boston, Massachusetts.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchBirmingham, GA, United StatesHQ recorded Nov 6, 2026201-500119 contacts →

Exact match

“Energy Systems Southeast is a full-service provider of industrial and residential generator sales, installation, service, parts and rentals.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchEden Prairie, MN, United StatesHQ recorded Nov 6, 202651-200113 contacts →

Exact match

“HM Cragg is a 100% employee-owned company specialized in Critical Power and Infrastructure.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchPoway, CA, United StatesHQ recorded Nov 6, 202651-200104 contacts →

Exact match

“Bay City Electric Works is an Authorized Distributor of Rehlko (formerly Kohler Energy) emergency generator systems.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchEvansville, IN, United StatesHQ recorded Nov 6, 202651-20097 contacts →

Exact match

“EVAPAR is a full service provider of Power Products.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchGreensboro, NC, United StatesHQ recorded Nov 6, 202651-20090 contacts →

Exact match

“Canter Power Systems is a Generac Power Premier Pro dealer and one of the largest independent installers of home standby generators in the U.S.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchHalethorpe, MD, United StatesHQ recorded Nov 6, 202651-20089 contacts →

Exact match

“Curtis Power Solutions is a versatile, highly specialized provider of world-class power generation equipment sales, service, parts and rentals for commercial, institutional and…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchAustell, GA, United StatesHQ recorded Nov 6, 202651-20085 contacts →

Exact match

“As the Power and Engines specialists within the Yancey organization, Yancey Power Systems serves a broad and diverse group of customers from facilities located across Georgia.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchDe Pere, MI, United StatesHQ recorded Nov 6, 202651-20084 contacts →

Exact match

“At Total Energy Systems, real power starts with the people who’ve got your back.”

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

Showing 25 of 1,037 backup generator companies based in the United States

See the full list, filter by size, metro and specialty, and access 4,865 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Backup generator companies based in the United States at a glance

As of Nov 6, 2026
37.6%Verified-email coverage
12.5Average contacts per company
11-50Median size (employees)
3.1%Largest-city concentration · Houston
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
503
11-50
372
51-200
106
201-500
20
501-1,000
8
1,001-5,000
5
5,001-10,000
1

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 1,037 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 “backup generator companies” 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 4,865 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.

Backup generator companies by metro

Frequently asked

What is RevenueBase SmartSearch?

RevenueBase SmartSearch finds niche companies by the meaning of their business descriptions in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit your description. This list uses Exact for “backup generator companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many backup generator companies are there based in the United States?

RevenueBase identified 1,037 company matches for backup generator companies 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?

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

Which city has the most backup generator companies?

Houston leads with 32 company records, followed by Miami (19) and Austin (7).

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 4,865 professional contacts with verified work emails tracked across these 1,037 companies; direct dials are available where recorded.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on November 6, 2026.

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About this data

RevenueBase is a B2B data infrastructure company. Its company graph covers 60 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph with RevenueBase SmartSearch, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.