Company lists · Data refreshed October 2026

Top 25 Low voltage installation contractors worldwide

Name: Low voltage installation contractors worldwide
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Oct 17, 2026 12,657 companies tracked

RevenueBase identified 12,657 company matches for low voltage installation contractors worldwide as of October 2026 and tracks 89,679 professional contacts across them, including 21,299 with verified work emails. The United States is the largest market and Houston the largest hub.

This list covers company matches for low voltage installation contractors worldwide, 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 17, 2026. Country and city lists for low voltage installation contractors follow the table.

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 17, 2026 How this list was built

12,657Companies

89,679Contacts tracked

21,299Verified emails

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The 25 largest low voltage installation contractors worldwide

Ranked by team size

Top 25 of 12,657 company matches for low voltage installation contractors worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Oct 17, 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	Automated Systems Design, INC	Exact match	Alpharetta, GA, United StatesHQ recorded Oct 17, 2026	n/a	2,739 contacts →
	Exact match “Since 1987, Automated Systems Design, Inc.(ASD®) a five-time Inc.” Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
2	Outsource	Exact match	El Segundo, CA, United StatesHQ recorded Oct 17, 2026	n/a	1,245 contacts →
	Exact match “Outsource is the largest staffing firm in the nation specializing in the placement of low voltage and electrical talent.” Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
3	E2 Optics	Exact match	Englewood, CO, United StatesHQ recorded Oct 17, 2026	1,001-5,000	1,102 contacts →
	Exact match “E2 Optics is an award-winning, woman-owned, low voltage IT solutions integrator.” Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
4	Elec-Tech Electrical Contractors	Exact match	Long Beach, CA, United StatesHQ recorded Oct 17, 2026	n/a	778 contacts →
	Exact match “WELCOME TO OUR WEBSITE!” Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
5	Alterman, INC	Exact match	Live Oak, TX, United StatesHQ recorded Oct 17, 2026	501-1,000	615 contacts →
	Exact match “Since 1923, Alterman has provided electrical construction on many of San Antonio and Austin's most impressive landmarks and contemporary structures.” Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
6	Ford Audio-Video	Exact match	Oklahoma City, OK, United StatesHQ recorded Oct 17, 2026	501-1,000	560 contacts →
	Exact match “Ford AV designs, installs, and services professional and commercial sound, audio-video, network infrastructure, and security surveillance systems for organizations including…” Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
7	ITI	Exact match	Bluffton, IN, United StatesHQ recorded Oct 17, 2026	n/a	555 contacts →
	Exact match “At Indiana Technical Installations we provide IT Services/Networking, Home & Business Security/Surveillance Services, Custom Audio/Video and more.” Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
8	Techno Q	Exact match	Doha, QatarHQ recorded Oct 17, 2026	201-500	464 contacts →
	Exact match “Qatar Electronic Systems Company (Techno Q) Q P S C Company Symbol: TQES \| ISIN: Listing Date: 26 June 2024 Techno Q is a regional Systems Integrator specializing in Audiovisual…” Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
9	Tricolite Electrical Industries Limited	Exact match	Sahibabad, IndiaHQ recorded Oct 17, 2026	201-500	453 contacts →
	Exact match “Tricolite Electrical Industries Limited located in IMT Manesar and Sahibabad, is a renowned name in Design, Manufacturing, Supply, Testing & Commissioning of Custom-Built Medium &…” Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
10	Guarantee Electrical Company	Exact match	St. Louis, MO, United StatesHQ recorded Oct 17, 2026	501-1,000	447 contacts →
	Exact match “A full-service electrical contractor since 1902, providing capability, performance, and legendary innovation in new construction, design-build, low-voltage systems, energy…” Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
11	Cochran	Exact match	Seattle, WA, United StatesHQ recorded Oct 17, 2026	501-1,000	444 contacts →
	Exact match “For more than 70 years Cochran has been powering the Pacific Northwest.” Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
12	Tech Electronics	Exact match	St. Louis, MO, United StatesHQ recorded Oct 17, 2026	201-500	406 contacts →
	Exact match “Since we opened our doors in 1963, relationships have been are our strength by putting people before products.” Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
13	Marathon Electrical Contractors	Exact match	Irondale, AL, United StatesHQ recorded Oct 17, 2026	501-1,000	345 contacts →
	Exact match “Marathon Electrical Contractors has been in business since 1987 and is a full service electrical contracting company.” Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
14	AFA Protective Systems, INC	Exact match	Syosset, NY, United StatesHQ recorded Oct 17, 2026	201-500	301 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
15	HCI Systems, INC	Exact match	Ontario, CA, United StatesHQ recorded Oct 17, 2026	501-1,000	293 contacts →
	Exact match “HCI Systems Inc, is California’s premier low voltage technology and Sprinkler company.” Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
16	Wilson Electric Services Corp	Exact match	Tempe, AZ, United StatesHQ recorded Oct 17, 2026	501-1,000	291 contacts →
	Exact match “We are more than an Electrical Contractor…We’re Your Partner As employee-owners we build your project as if it were our own.” Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
17	Usis, INC	Exact match	Pearl River, NY, United StatesHQ recorded Oct 17, 2026	501-1,000	280 contacts →
	Exact match “USIS is a national provider of IT Infrastructure (Structured Cabling, MAC, Data Centers), Electrical, Audiovisual, Security and Wireless Solutions.” Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
18	Midpoint Technology Group	Exact match	Columbia, MD, United StatesHQ recorded Oct 17, 2026	51-200	245 contacts →
	Exact match “MidPoint Technology Group is the central hub of technology systems integrating them together to work in synergy.” Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
19	Audio Technology	Exact match	Heliopolis, EgyptHQ recorded Oct 17, 2026	201-500	242 contacts →
	Exact match “Audio Technology, founded in Cairo in 1993, specializes in light current services and integrated CCTV systems.” Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
20	Miller Electric Company Of Omaha	Exact match	Omaha, NE, United StatesHQ recorded Oct 17, 2026	201-500	242 contacts →
	Exact match “Meet Miller Miller Electric is one of the oldest and most respected electrical contractors in the state of Nebraska.” Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
21	Electra Link, INC	Exact match	Spring, TX, United StatesHQ recorded Oct 17, 2026	201-500	234 contacts →
	Exact match “At Electra Link, you’ll find a place where technology, engineering and innovation come together to reinvent the way people think about Network Structured Cabling Systems and Audio…” Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
22	Linkus Enterprises	Exact match	Fresno, CA, United StatesHQ recorded Oct 17, 2026	201-500	210 contacts →
	Exact match “LinkUs is a full service low-voltage integration firm with 21 offices in California, Oregon and Nevada.” Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
23	Linx Lllp	Exact match	Denver, CO, United StatesHQ recorded Oct 17, 2026	501-1,000	206 contacts →
	Exact match “LINX is a technology integrator specializing in the design, installation and support of network cabling, multimedia, security and wireless systems.” Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
24	APG Electric, LLC	Exact match	Clearwater, FL, United StatesHQ recorded Oct 17, 2026	201-500	204 contacts →
	Exact match “APG is a full-service electrical and systems contractor serving customers across West Central and Central Florida since 1984.” Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
25	Wasatch Electric	Exact match	Salt Lake City, UT, United StatesHQ recorded Oct 17, 2026	201-500	203 contacts →
	Exact match “In business for over 100 years, Wasatch Electric provides full-service electrical contracting.” Recorded in the RevenueBase company graph · Oct 17, 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 “low voltage installation 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 12,657 low voltage installation contractors worldwide

See the full list, filter by size, metro and specialty, and access 21,299 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Low voltage installation contractors worldwide at a glance

As of Oct 17, 2026

23.8%Verified-email coverage

7.1Average contacts per company

1-10Median size (employees)

0.8%Largest-city concentration · Houston

Oct 17, 2026Page data refreshed

Companies by employee count

1-10

7,238

11-50

4,123

51-200

954

201-500

144

501-1,000

1,001-5,000

5,001-10,000

10001+

Email recency is reported on each country list linked below.

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.
Coverage: Every country. Country and city lists for low voltage installation contractors are linked below.
What qualifies: Company records worldwide whose business descriptions match “low voltage installation 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. 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 21,299 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 17, 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.

Low voltage installation contractors by location

45 lists · largest first

Every Low voltage installation contractors list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.

Countries

Cities

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 “low voltage installation contractors”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many low voltage installation contractors are there worldwide?

RevenueBase identified 12,657 company matches for low voltage installation contractors worldwide 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?

Automated Systems Design, INC tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which country has the most low voltage installation contractors?

The United States leads with 5,309 companies, followed by the United Kingdom (872) and Canada (486). Every low voltage installation contractors list by country and city is linked on this page.

Which city has the most low voltage installation contractors?

Houston leads with 102 company records, followed by New York (88) and London (83).

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 21,299 professional contacts with verified work emails tracked across these 12,657 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 17, 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.