Company lists · Data refreshed October 2026

Top 25 Emergency backup generator contractors based in the United States

Name: Emergency backup generator contractors based in the United States
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Oct 12, 2026 1,482 companies tracked

RevenueBase identified 1,482 company matches for emergency backup generator contractors associated with the United States as of October 2026 and tracks 15,662 professional contacts across them, including 4,745 with verified work emails. Houston is the largest hub.

This list covers company matches for emergency backup generator contractors 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 12, 2026.

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

How to read this list RevenueBase SmartSearch · Exact Recorded Oct 12, 2026 How this list was built

1,482Companies

15,662Contacts tracked

4,745Verified emails

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The 25 largest emergency backup generator contractors based in the United States

Ranked by team size

Top 25 of 1,482 company matches for emergency backup generator contractors based in the United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Oct 12, 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.
#	Company	RevenueBase SmartSearch	Headquarters	Employees	Contacts
1	Concentric Power Services	Exact match	Carrollton, TX, United StatesHQ recorded Oct 12, 2026	1,001-5,000	402 contacts →
	Exact match “Concentric is the first national industrial power services organization delivering forklift and critical power as well as maintenance solutions that ensure uninterrupted…” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
2	Power Plus	Exact match	Anaheim, CA, United StatesHQ recorded Oct 12, 2026	201-500	342 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 · Oct 12, 2026 · View company records in RevenueBase
3	Mesa Power Solutions	Exact match	Loveland, CO, United StatesHQ recorded Oct 12, 2026	1,001-5,000	342 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 · Oct 12, 2026 · View company records in RevenueBase
4	Maverick Power	Exact match	Mckinney, TX, United StatesHQ recorded Oct 12, 2026	201-500	252 contacts →
	Exact match “At Maverick Power, we are revolutionizing power solutions for businesses with a strong commitment to innovation, efficiency, and reliability.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
5	Buckeye Power Sales	Exact match	Blacklick, OH, United StatesHQ recorded Oct 12, 2026	51-200	251 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 · Oct 12, 2026 · View company records in RevenueBase
6	Tripp Lite	Exact match	Chicago, IL, United StatesHQ recorded Oct 12, 2026	201-500	248 contacts →
	Exact match “Tripp Lite joined the Eaton family in March 2021.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
7	Generator Supercenter	Exact match	Tomball, TX, United StatesHQ recorded Oct 12, 2026	501-1,000	208 contacts →
	Exact match “Generator Supercenter is a company based out of United States.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
8	Genserve	Exact match	New York, NY, United StatesHQ recorded Oct 12, 2026	201-500	198 contacts →
	Exact match “GenServe supports critical infrastructure by delivering expert, OEM-agnostic power services across all generator systems and brands.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
9	Peterson Power Systems	Exact match	San Leandro, CA, United StatesHQ recorded Oct 12, 2026	1,001-5,000	193 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 · Oct 12, 2026 · View company records in RevenueBase
10	Clifford Power Systems, INC	Exact match	Tulsa, OK, United StatesHQ recorded Oct 12, 2026	51-200	171 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 · Oct 12, 2026 · View company records in RevenueBase
11	Energy Systems	Exact match	Stockton, CA, United StatesHQ recorded Oct 12, 2026	201-500	155 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 · Oct 12, 2026 · View company records in RevenueBase
12	The Kinsley Group	Exact match	East Granby, CT, United StatesHQ recorded Oct 12, 2026	51-200	146 contacts →
	Exact match “In 1964, Kenneth N.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
13	Loftin Equipment CO	Exact match	Phoenix, AZ, United StatesHQ recorded Oct 12, 2026	51-200	138 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 · Oct 12, 2026 · View company records in RevenueBase
14	Kraft Power Corporation	Exact match	Woburn, MA, United StatesHQ recorded Oct 12, 2026	51-200	124 contacts →
	Exact match “IN POWER FOR 60 YEARS Kraft Power was founded in 1965 in Boston, Massachusetts.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
15	Baseline Energy Services	Exact match	Fort Worth, TX, United StatesHQ recorded Oct 12, 2026	51-200	115 contacts →
	Exact match “Baseline Energy Services delivers reliable power where it matters most.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
16	Energy Systems Southeast, LLC	Exact match	Birmingham, AL, United StatesHQ recorded Oct 12, 2026	201-500	115 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 · Oct 12, 2026 · View company records in RevenueBase
17	HM Cragg	Exact match	Eden Prairie, MN, United StatesHQ recorded Oct 12, 2026	51-200	111 contacts →
	Exact match “HM Cragg is a 100% employee-owned company specialized in Critical Power and Infrastructure.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
18	BAY City Electric Works	Exact match	Poway, CA, United StatesHQ recorded Oct 12, 2026	51-200	103 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 · Oct 12, 2026 · View company records in RevenueBase
19	United Electric	Exact match	Bradenton, FL, United StatesHQ recorded Oct 12, 2026	11-50	103 contacts →
	Exact match “Welcome to United Electric Founded in 1976, United Electric has emerged as one of the leading electrical services companies in Sarasota and Manatee counties.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
20	Enercon	Exact match	East Peoria, IL, United StatesHQ recorded Oct 12, 2026	51-200	88 contacts →
	Exact match “Enercon is a trusted resource for engineering and contract manufacturer of customized power solutions.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
21	Total Energy Systems, LLC	Exact match	De Pere, WI, United StatesHQ recorded Oct 12, 2026	51-200	87 contacts →
	Exact match “At Total Energy Systems, real power starts with the people who’ve got your back.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
22	Canter Power Systems	Exact match	Greensboro, NC, United StatesHQ recorded Oct 12, 2026	51-200	83 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 · Oct 12, 2026 · View company records in RevenueBase
23	Yancey Power Systems	Exact match	Austell, GA, United StatesHQ recorded Oct 12, 2026	51-200	82 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 · Oct 12, 2026 · View company records in RevenueBase
24	Hipower Systems	Exact match	Olathe, United StatesHQ recorded Oct 12, 2026	51-200	81 contacts →
	Exact match “HIPOWER SYSTEMS (a division of Himoinsa, S.L; a member of the YANMAR Co.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
25	Zabatt Power Systems INC	Exact match	Jacksonville, FL, United StatesHQ recorded Oct 12, 2026	51-200	75 contacts →
	Exact match “Although our headquarters are in Jacksonville, we are proud to offer the highest quality generators and electrical service in the state of Florida.” Recorded in the RevenueBase company graph · Oct 12, 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 “emergency backup generator contractors”. 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 1,482 emergency backup generator contractors based in the United States

See the full list, filter by size, metro and specialty, and access 4,745 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Emergency backup generator contractors based in the United States at a glance

As of Oct 12, 2026

30.3%Verified-email coverage

10.6Average contacts per company

11-50Median size (employees)

2.7%Largest-city concentration · Houston

Oct 12, 2026Page data refreshed

Companies by employee count

1-10

731

11-50

548

51-200

154

201-500

501-1,000

1,001-5,000

5,001-10,000

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 1,482 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 “emergency backup generator contractors” 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 4,745 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 12, 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.

Emergency backup generator contractors by metro

Emergency backup generator contractors in Houston40

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 “emergency backup generator contractors”; each Exact match badge shows search membership, not an individual similarity or quality score.

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

RevenueBase identified 1,482 company matches for emergency backup generator contractors 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?

Concentric Power Services tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most emergency backup generator contractors?

Houston leads with 40 company records, followed by Miami (18) and Tulsa (12).

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 4,745 professional contacts with verified work emails tracked across these 1,482 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 12, 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.