Company lists · Data refreshed November 2026

Top 24 Electrical systems integration contractors based in Houston, United States

Name: Electrical systems integration contractors based in Houston, United States
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Nov 6, 2026 203 companies tracked

RevenueBase identified 203 company matches for electrical systems integration contractors associated with Houston, United States as of November 2026 and tracks 8,564 professional contacts across them, including 2,382 with verified work emails. Across the United States, Houston is the largest hub for this category.

This list covers company matches for electrical systems integration contractors associated with Houston, 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

203Companies

8,564Contacts tracked

2,382Verified emails

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The 24 largest electrical systems integration contractors based in Houston, United States

Ranked by team size

Top 24 of 203 company matches for electrical systems integration contractors based in Houston, 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.
#	Company	RevenueBase SmartSearch	Headquarters	Employees	Contacts
1	IES Holdings	Exact match	Houston, TX, United StatesHQ recorded Nov 6, 2026	5,001-10,000	2,710 contacts →
	Exact match “IES Holdings, Inc.(formerly known as Integrated Electrical Services, Inc.) provides electrical contracting services to commercial, industrial, and residential customers in the…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2	Quanta Services, INC	Exact match	Houston, TX, United StatesHQ recorded Nov 6, 2026	10001+	2,000 contacts →
	Exact match “Quanta Services (NYSE: PWR) is the leading specialty contractor with the largest and highly trained skilled workforce in North America, providing fully integrated solutions for…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3	Trio Electric	Exact match	Houston, TX, United StatesHQ recorded Nov 6, 2026	201-500	207 contacts →
	Exact match “Trio Electric was founded in 2003.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4	Kenmor Electric Company	Exact match	Houston, TX, United StatesHQ recorded Nov 6, 2026	201-500	166 contacts →
	Exact match “KenMor Electric is recognized for its service and craftsmanship.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5	Letsos Company	Exact match	Houston, TX, United StatesHQ recorded Nov 6, 2026	201-500	158 contacts →
	Exact match “In 1953, James N.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6	CEC Energy	Exact match	Houston, TX, United StatesHQ recorded Nov 6, 2026	201-500	148 contacts →
	Exact match “Since 1956, CEC Energy LLC, formally Coonrod Electric Co, Inc.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7	Enterprise Electrical	Exact match	Houston, TX, United StatesHQ recorded Nov 6, 2026	201-500	145 contacts →
	Exact match “Electrical Contractor, specializing in design-build projects.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8	Soap Engineering, LLC	Exact match	Houston, TX, United StatesHQ recorded Nov 6, 2026	11-50	115 contacts →
	Exact match “We have earned a reputation as a global leader in Design/Build & Systems Integration for more than 30 years.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9	BELCO	Exact match	Houston, TX, United StatesHQ recorded Nov 6, 2026	51-200	90 contacts →
	Exact match “BELCO (Blanco Electric Ltd Co) is a commercial electrical engineering, contracting and service company.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10	Lecs LTD	Exact match	Houston, TX, United StatesHQ recorded Nov 6, 2026	201-500	81 contacts →
	Exact match “LECS,Ltd.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11	Pieper-Houston Electric	Exact match	Houston, TX, United StatesHQ recorded Nov 6, 2026	201-500	78 contacts →
	Exact match “From large-scale design/build projects to small-scale maintenance jobs, you need a commercial electrical contractor who will be by your side from pre-construction through the…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12	Wolfenson Electric INC	Exact match	Houston, TX, United StatesHQ recorded Nov 6, 2026	51-200	78 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13	Bayou Electrical Services	Exact match	Houston, TX, United StatesHQ recorded Nov 6, 2026	201-500	76 contacts →
	Exact match “At Bayou Electrical Services, we believe that great projects start with great people.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14	Melton Electrical And Structured Cabling	Exact match	Houston, TX, United StatesHQ recorded Nov 6, 2026	51-200	57 contacts →
	Exact match “Melton Electric, Inc.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15	Spike Electric Controls	Exact match	Houston, TX, United StatesHQ recorded Nov 6, 2026	11-50	52 contacts →
	Exact match “Spike Electric Controls is located in Houston, Texas, and has 4 distribution facilities in 4 states.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16	Convergentz	Exact match	Houston, TX, United StatesHQ recorded Nov 6, 2026	11-50	49 contacts →
	Exact match “As a technology leader and master systems integrator, Convergentz integrates IT and traditional building system functions to improve Building Performance, Environmental Comfort…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17	M&i Electric, Llc, A Myers Power Products Company	Exact match	Houston, TX, United StatesHQ recorded Nov 6, 2026	51-200	48 contacts →
	Exact match “M&I Electric, LLC is a leading provider of power delivery solutions for the global energy industry.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18	Lakey Electric	Exact match	Houston, TX, United StatesHQ recorded Nov 6, 2026	51-200	41 contacts →
	Exact match “Lakey Electric is a construction company based out of 5730 Teague Rd, Houston, Texas, United States.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19	Correct Electric INC Houston	Exact match	Houston, TX, United StatesHQ recorded Nov 6, 2026	51-200	34 contacts →
	Exact match “Since CORRECT Electric’s inception 20-years ago, we have not waived from our core principle of ‘Total Customer Satisfaction’.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20	Calatlantic	Exact match	Houston, TX, United StatesHQ recorded Nov 6, 2026	11-50	32 contacts →
	Exact match “CalAtlantic is a leader in the security industry.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21	ICS Holding, LLC	Exact match	Houston, TX, United StatesHQ recorded Nov 6, 2026	1,001-5,000	31 contacts →
	Exact match “Since 2018, ICS Holding has collaborated with our subsidiary companies to offer a broad spectrum of specialized electrical and instrumentation services.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22	VOLTA	Exact match	Houston, TX, United StatesHQ recorded Nov 6, 2026	51-200	31 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23	Rice-Brothers	Exact match	Houston, TX, United StatesHQ recorded Nov 6, 2026	501-1,000	30 contacts →
	Exact match “Rice-Brothers delivers industrial and commercial construction solutions for facilities where safety, reliability, and uptime matter.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24	Britain Electric	Exact match	Houston, TX, United StatesHQ recorded Nov 6, 2026	51-200	28 contacts →
	Exact match “Britain Electric is an electrical contracting company with more than 75 years of experience serving commercial, medical, government, industrial, transportation and data center…” 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 “electrical systems integration 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 24 of 203 electrical systems integration contractors based in Houston, United States

See the full list, filter by size, metro and specialty, and access 2,382 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Electrical systems integration contractors based in Houston, United States at a glance

As of Nov 6, 2026

27.8%Verified-email coverage

42.2Average contacts per company

11-50Median size (employees)

Nov 6, 2026Page data refreshed

Companies by employee count

1-10

11-50

51-200

201-500

501-1,000

1,001-5,000

5,001-10,000

10001+

Email recency for this list is measured across the whole United States list rather than for Houston, so it is reported there. Company counts and contact totals on this page are exact for Houston, over 203 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 Houston, United States whose business descriptions match “electrical systems integration 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 2,382 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.

Electrical systems integration contractors by metro in the United States

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 integration contractors”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many electrical systems integration contractors are there based in Houston, United States?

RevenueBase identified 203 company matches for electrical systems integration contractors associated with Houston, 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?

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

Which city in the United States has the most electrical systems integration contractors?

Houston leads the United States with 203 company records, followed by New York (126) and Miami (84).

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 2,382 professional contacts with verified work emails tracked across these 203 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.