Company lists · Data refreshed September 2026

Top 25 System integrator automation companies based in Houston, United States

Name: System integrator automation companies based in Houston, United States
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 21, 2026 109 companies tracked

RevenueBase identified 109 company matches for system integrator automation companies associated with Houston, United States as of September 2026 and tracks 3,858 professional contacts across them, including 1,073 with verified work emails. Across the United States, Houston is the largest hub for this category.

This list covers company matches for system integrator automation companies 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 September 21, 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 Sep 21, 2026 How this list was built

109Companies

3,858Contacts tracked

1,073Verified emails

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The 25 largest system integrator automation companies based in Houston, United States

Ranked by team size

Top 25 of 109 company matches for system integrator automation companies based in Houston, United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 21, 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	Englobal	Exact match	Houston, TX, United StatesHQ recorded Sep 21, 2026	201-500	1,183 contacts →
	Exact match “Who We Are Englobal Founded in 1985, ENGlobal (NASDAQ: ENG) is a specialty engineering services firm that focuses on automation solutions and select EPCM projects for the energy…” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
2	Intech Automation & Intelligence	Exact match	Houston, TX, United StatesHQ recorded Sep 21, 2026	501-1,000	879 contacts →
	Exact match “INTECH Automation & Intelligence is a globally renowned industrial automation & digitalization technology company.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
3	MCA Communications, INC	Exact match	Houston, TX, United StatesHQ recorded Sep 21, 2026	501-1,000	207 contacts →
	Exact match “MCA Communications is a Design-Build Technology Integrator specializing in network cabling infrastructure, audio visual installations, wireless solutions, and security solutions…” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
4	Versatech Automation Services, LLC	Exact match	Houston, TX, United StatesHQ recorded Sep 21, 2026	201-500	142 contacts →
	Exact match “VersaTech Automation Services is a 50 year old company with 500+ people and $90M+ in annual sales.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
5	Dac, INC	Exact match	Houston, TX, United StatesHQ recorded Sep 21, 2026	51-200	112 contacts →
	Exact match “Since 1993, DAC has been committed to delivering exceptional customer experience, effective project execution, and value-oriented services.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
6	Integration Objects	Exact match	Houston, TX, United StatesHQ recorded Sep 21, 2026	51-200	106 contacts →
	Exact match “Integration objects is a world-leading systems integrator and solutions provider specialized in operations and manufacturing intelligence, advanced analytics, preventive detection…” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
7	Unify Energy Solutions	Exact match	Houston, TX, United StatesHQ recorded Sep 21, 2026	51-200	101 contacts →
	Exact match “Unify Energy Solutions is a Building Automation Systems provider in Houston, Beaumont; Central, and South Texas; as well as Colorado and Wyoming.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
8	Soap Engineering, LLC	Exact match	Houston, TX, United StatesHQ recorded Sep 21, 2026	11-50	87 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 · Sep 21, 2026 · View company records in RevenueBase
9	Antares Tech	Exact match	Houston, TX, United StatesHQ recorded Sep 21, 2026	11-50	61 contacts →
	Exact match “ANTARES TECH SERVICES is a company focused on the automation and information technology services market, with strong experience in steel firms, providing consulting services…” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
10	ARC Specialties	Exact match	Houston, TX, United StatesHQ recorded Sep 21, 2026	11-50	54 contacts →
	Exact match “ARC Specialties designs and builds automated manufacturing systems and custom equipment for joining, cladding, and other applications.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
11	Erdos Miller	Exact match	Houston, TX, United StatesHQ recorded Sep 21, 2026	11-50	47 contacts →
	Exact match “Our clients believe they can change the market with their idea, and they need a technology partner to come alongside them and challenge, vet, and better that idea.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
12	Convergentz	Exact match	Houston, TX, United StatesHQ recorded Sep 21, 2026	11-50	42 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 · Sep 21, 2026 · View company records in RevenueBase
13	Parijat Controlware INC	Exact match	Houston, TX, United StatesHQ recorded Sep 21, 2026	11-50	40 contacts →
	Exact match “Parijat Controlware Inc.(Parijat or PCI) is a controls systems integrator since 1989, has been a strong player in the controls, automation industry.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
14	Calatlantic	Exact match	Houston, TX, United StatesHQ recorded Sep 21, 2026	11-50	30 contacts →
	Exact match “CalAtlantic is a leader in the security industry.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
15	ICP DAS Usa, INC	Exact match	Houston, TX, United StatesHQ recorded Sep 21, 2026	1-10	28 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
16	Security Control Systems, INC	Exact match	Houston, TX, United StatesHQ recorded Sep 21, 2026	11-50	18 contacts →
	Exact match “Security Control Systems (SCS), a Unified Security and Technology Company, is a major supplier of integrated electronic security and control systems for commercial and industrial…” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
17	Timbergrove	Exact match	Houston, TX, United StatesHQ recorded Sep 21, 2026	11-50	16 contacts →
	Exact match “You need to boost productivity, streamline industrial processes, improve safety, and reduce costs.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
18	Ascend Automation & Controls	Exact match	Houston, TX, United StatesHQ recorded Sep 21, 2026	51-200	14 contacts →
	Exact match “Ascend provides the experienced, seasoned Automation and Controls specialists to execute the full range of required products and services to ensure effective and efficient…” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
19	Teknoir	Exact match	Houston, TX, United StatesHQ recorded Sep 21, 2026	11-50	12 contacts →
	Exact match “We are Teknoir: Our mission is to make the industries supplying the world’s most essential goods and utilities more reliable, safer, and environmentally sound.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
20	Donsol Valve Supply Automation. Simplified	Exact match	Houston, TX, United StatesHQ recorded Sep 21, 2026	1-10	11 contacts →
	Exact match “Valve Supply + Automation.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
21	Media Systems INC	Exact match	Houston, TX, United StatesHQ recorded Sep 21, 2026	11-50	11 contacts →
	Exact match “Media Systems is a custom home integrator bringing together audio, video, lighting, climate, communication, video surveillance and energy management.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
22	Solid State Automation And Controls	Exact match	Houston, TX, United StatesHQ recorded Sep 21, 2026	11-50	10 contacts →
	Exact match “About SSAC Solid State Automation and Controls LLC (SSAC) is an electrical engineering company that provides comprehensive solutions for your automation and control system needs.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
23	Asgtek	Exact match	Houston, TX, United StatesHQ recorded Sep 21, 2026	11-50	10 contacts →
	Exact match “At ASG Tek, we don't just implement software; we build the operational backbone that allows industrial leaders to scale without chaos.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
24	Custom Audio Video	Exact match	Houston, TX, United StatesHQ recorded Sep 21, 2026	11-50	10 contacts →
	Exact match “Technology you can’t live without.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
25	Unlimited Integration	Exact match	Houston, TX, United StatesHQ recorded Sep 21, 2026	51-200	8 contacts →
	Exact match “Unlimited Integration is a company based out of 5810 Cypress St, Houston, Texas, United States.” Recorded in the RevenueBase company graph · Sep 21, 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 “system integrator automation companies”. 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 109 system integrator automation companies based in Houston, United States

See the full list, filter by size, metro and specialty, and access 1,073 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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System integrator automation companies based in Houston, United States at a glance

As of Sep 21, 2026

27.8%Verified-email coverage

35.4Average contacts per company

11-50Median size (employees)

Sep 21, 2026Page data refreshed

Companies by employee count

1-10

11-50

51-200

201-500

501-1,000

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 109 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 “system integrator automation 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 1,073 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 21, 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.

System integrator automation companies 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 “system integrator automation companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many system integrator automation companies are there based in Houston, United States?

RevenueBase identified 109 company matches for system integrator automation companies associated with Houston, United States 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?

Englobal 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 system integrator automation companies?

Houston leads the United States with 109 company records, followed by Austin (53) and Los Angeles (53).

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 1,073 professional contacts with verified work emails tracked across these 109 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 21, 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.