Company lists · Data refreshed September 2026

Top 25 Electrical systems integrators worldwide

Name: Electrical systems integrators worldwide
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 28, 2026 42,844 companies tracked

RevenueBase identified 42,844 company matches for electrical systems integrators worldwide as of September 2026 and tracks 465,419 professional contacts across them, including 129,501 with verified work emails. The United States is the largest market and Sao Paulo the largest hub.

This list covers company matches for electrical systems integrators 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 September 28, 2026. Country and city lists for electrical systems integrators 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 Sep 28, 2026 How this list was built

42,844Companies

465,419Contacts tracked

129,501Verified emails

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The 25 largest electrical systems integrators worldwide

Ranked by team size

Top 25 of 42,844 company matches for electrical systems integrators worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 28, 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	Convergint	Exact match	Hoffman Estates, IL, United StatesHQ recorded Sep 28, 2026	10001+	5,707 contacts →
	Exact match “Convergint is a global systems integrator focused on delivering results for our customers through unparalleled service excellence.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
2	M.C. Dean, INC	Exact match	Tysons, VA, United StatesHQ recorded Sep 28, 2026	5,001-10,000	2,761 contacts →
	Exact match “M.C.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
3	ATS Corporation	Exact match	Cambridge, ON, CanadaHQ recorded Sep 28, 2026	5,001-10,000	2,754 contacts →
	Exact match “HELPING ADVANCE THE FUTURE ATS Corporation is an industry-leading automation solutions provider to many of the world's most successful companies.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
4	Automated Systems Design, INC	Exact match	Alpharetta, GA, United StatesHQ recorded Sep 28, 2026	n/a	2,678 contacts →
	Exact match “Since 1987, Automated Systems Design, Inc.(ASD®) a five-time Inc.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
5	Electrical Components International	Exact match	Southfield, MI, United StatesHQ recorded Sep 28, 2026	10001+	2,200 contacts →
	Exact match “Founded in 1953, Electrical Components International (ECI) is one of the world’s leading suppliers of electrical distribution systems, control box assemblies, and other critical…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
6	Omexom	Exact match	Nanterre, FranceHQ recorded Sep 28, 2026	5,001-10,000	1,903 contacts →
	Exact match “With today's global energy sector undergoing constant change, Omexom works with its clients in delivering on the promises of the energy transition.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
7	IES Communications	Exact match	Tempe, AZ, United StatesHQ recorded Sep 28, 2026	1,001-5,000	1,800 contacts →
	Exact match “IES Communications a division of IES (NASDAQ: IESC) provides each client with a team of highly qualified dedicated professionals that deliver superior quality and cost effective…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
8	Icad-Ksa	Exact match	Jeddah, Saudi ArabiaHQ recorded Sep 28, 2026	1,001-5,000	1,644 contacts →
	Exact match “ICAD-KSA is a Master Systems Integrator supporting Saudi Arabia’s giga and mega projects under Vision 2030.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
9	Helix Electric	Exact match	San Diego, CA, United StatesHQ recorded Sep 28, 2026	1,001-5,000	1,560 contacts →
	Exact match “Helix Electric is an award-winning electrical contractor specializing in design-build and highly complex electrical projects throughout the United States.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
10	SIBCA	Exact match	Abu Dhabi, United Arab EmiratesHQ recorded Sep 28, 2026	1,001-5,000	1,504 contacts →
	Exact match “From humble beginnings in 1977, SIBCA has grown to become a leading Solution Integrator Provider in UAE for Fire Protection and Life Safety Systems, Security Systems, HVAC…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
11	ISC Constructors, L.L.C	Exact match	Baton Rouge, LA, United StatesHQ recorded Sep 28, 2026	1,001-5,000	1,384 contacts →
	Exact match “ISC is an industrial engineering and construction company specializing in comprehensive electrical, instrumentation, and controls solutions.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
12	J Brand LTD	Exact match	London, United KingdomHQ recorded Sep 28, 2026	n/a	1,245 contacts →
	Exact match “Originally set up in 1933 by Joseph Brand as an electrical contracting and repair business in Margaret Street W1, the company today still operates today with the same guiding…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
13	Bergelectric	Exact match	Carlsbad, CA, United StatesHQ recorded Sep 28, 2026	1,001-5,000	1,182 contacts →
	Exact match “Since their inception in 1946, Bergelectric has made its mark on the construction industry by providing the highest quality electrical and technology contracting.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
14	Rovisys	Exact match	Aurora, OH, United StatesHQ recorded Sep 28, 2026	1,001-5,000	1,159 contacts →
	Exact match “As one of the world's largest independent systems integrators, RoviSys delivers comprehensive automation, digital transformation, manufacturing execution (MES), Industrial AI…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
15	MJ Quinn	Exact match	Prescot, United KingdomHQ recorded Sep 28, 2026	1,001-5,000	1,126 contacts →
	Exact match “At MJ Quinn we believe in creating great connections, with our customers, our people and our world.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
16	E2 Optics	Exact match	Englewood, CO, United StatesHQ recorded Sep 28, 2026	1,001-5,000	1,001 contacts →
	Exact match “E2 Optics is an award-winning, woman-owned, low voltage IT solutions integrator.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
17	Cotmac	Exact match	Pune, IndiaHQ recorded Sep 28, 2026	1,001-5,000	985 contacts →
	Exact match “COTMAC is a part of the 130 year old N A Sirur group of companies.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
18	Industrial Electric Mfg. IEM	Exact match	Fremont, CA, United StatesHQ recorded Sep 28, 2026	1,001-5,000	969 contacts →
	Exact match “Industrial Electric Mfg.(IEM) is the largest independent full-line manufacturer of electrical distribution equipment and integrated power systems in the U.S.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
19	Site Technology	Exact match	Abu Dhabi, United Arab EmiratesHQ recorded Sep 28, 2026	1,001-5,000	912 contacts →
	Exact match “Delivering innovative, turnkey solutions for 34 years.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
20	Prime Controls	Exact match	Lewisville, TX, United StatesHQ recorded Sep 28, 2026	1,001-5,000	857 contacts →
	Exact match “Prime Controls was established as a Main Automation Contractor to provide customers a sole source solution for Industrial Automation services and products.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
21	Paladin Technologies	Exact match	Vancouver, BC, CanadaHQ recorded Sep 28, 2026	1,001-5,000	805 contacts →
	Exact match “With decades of experience and offices coast to coast, Paladin Technologies has emerged as the premier complex systems integrator in North America.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
22	Flanders	Exact match	Evansville, IN, United StatesHQ recorded Sep 28, 2026	501-1,000	789 contacts →
	Exact match “FLANDERS, Leverage our legacy.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
23	Murrelektronik	Exact match	Oppenweiler, United StatesHQ recorded Sep 28, 2026	1,001-5,000	789 contacts →
	Exact match “Murrelektronik is a global leader in decentralized electrical installation and automation technology.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
24	Elec-Tech Electrical Contractors	Exact match	Long Beach, CA, United StatesHQ recorded Sep 28, 2026	n/a	782 contacts →
	Exact match “WELCOME TO OUR WEBSITE!” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
25	Fredon	Exact match	Silverwater, AustraliaHQ recorded Sep 28, 2026	1,001-5,000	760 contacts →
	Exact match “Fredon is an Australian leader in Electrical, HVAC, Infrastructure and Technology services, backed by 24/7 national maintenance capability.” Recorded in the RevenueBase company graph · Sep 28, 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 “electrical systems integrators”. 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 42,844 electrical systems integrators worldwide

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Electrical systems integrators worldwide at a glance

As of Sep 28, 2026

27.8%Verified-email coverage

10.9Average contacts per company

11-50Median size (employees)

0.7%Largest-city concentration · Sao Paulo

Sep 28, 2026Page data refreshed

Companies by employee count

1-10

20,207

11-50

15,746

51-200

4,953

201-500

963

501-1,000

269

1,001-5,000

162

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 electrical systems integrators are linked below.
What qualifies: Company records worldwide whose business descriptions match “electrical systems integrators” 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 129,501 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 September 28, 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.

Electrical systems integrators by location

156 lists · largest first

Every Electrical systems integrators 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 “electrical systems integrators”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many electrical systems integrators are there worldwide?

RevenueBase identified 42,844 company matches for electrical systems integrators worldwide as of September 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?

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

Which country has the most electrical systems integrators?

The United States leads with 7,787 companies, followed by the United Kingdom (3,480) and Italy (3,144). Every electrical systems integrators list by country and city is linked on this page.

Which city has the most electrical systems integrators?

Sao Paulo leads with 318 company records, followed by London (287) and Dubai (261).

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 129,501 professional contacts with verified work emails tracked across these 42,844 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 September 28, 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.