Company lists · Data verified August 2026

Top 25 Control systems integrators based in the United States

Name: Control systems integrators based in the United States
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Verified Aug 28, 2026 2,991 companies tracked

There are 2,991 control systems integrators headquartered in the United States (RevenueBase, August 2026). RevenueBase tracks 59,832 professional contacts across them, including 24,802 with verified work emails and 24,659 with mobile numbers. Houston is the largest hub.

This list covers control systems integrators headquartered in the United States, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Data current as of August 28, 2026.

2,991Companies

59,832Contacts tracked

24,802Verified emails

24,659Mobile numbers

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The 25 largest control systems integrators based in the United States

Ranked by team size

Top 25 of 2,991 control systems integrators based in the United States, ranked by team size, largest first. Data verified Aug 28, 2026. Click a count to unlock that company's people.
#	Company	HQ	Employees	Contacts	Verified emails
1	Convergint	Hoffman Estates, IL	10001+	5,729	3,252
2	Mitsubishi Electric Automation, INC	Vernon Hills, IL	n/a	2,001	229
3	Automated Logic Corporation	Austin, TX	501-1,000	1,114	229
4	Convergix Automation Solutions	Auburn Hills, MI	501-1,000	949	345
5	Prime Controls	Denver, CO	1,001-5,000	870	508
6	Awc, INC	Corpus Christi, TX	501-1,000	849	406
7	Sarla Technologies	Pittsburgh, PA	501-1,000	628	271
8	Setpoint Integrated Solutions, INC	Baton Rouge, LA	501-1,000	627	393
9	E Tech Group	Columbia, SC	501-1,000	612	472
10	W-Industries	Pearsall, TX	501-1,000	558	252
11	Thermo Systems	Fort Washington, PA	201-500	451	303
12	Mangan INC	Long Beach, CA	201-500	391	215
13	Matrix Technologies, INC	Indianapolis, IN	201-500	382	22
14	R&e Automated	Port Huron, MI	501-1,000	380	217
15	PAR Systems	Shoreview, MN	501-1,000	378	12
16	Paslin	Warren, MI	501-1,000	367	159
17	Tesco Controls	Sacramento, CA	201-500	313	181
18	Ermco, INC	Greenwood, IN	201-500	304	147
19	Koops Automation Systems	Holland, MI	201-500	279	20
20	Tritech Communications INC	Hialeah, FL	201-500	256	160
21	MKD Electric	Joliet, IL	201-500	245	118
22	Experitec INC	Chesterfield, MO	201-500	240	164
23	LSI	Memphis, TN	201-500	231	171
24	Applied Control Engineering, INC	Houston, TX	201-500	225	147
25	CEC Controls Company	North Kansas City, MO	201-500	225	114

Showing 25 of 2,991 control systems integrators based in the United States

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Control systems integrators based in the United States at a glance

As of Aug 28, 2026

11-50Median size (employees)

HoustonLargest hub · 72 HQs

24,659Contacts with mobile numbers

42Emails re-verified in last 30 days

Companies by employee count

1-10

1,326

11-50

1,204

51-200

356

201-500

501-1,000

1,001-5,000

10001+

Control systems integrators by metro

Metro	Companies
Control systems integrators in Houston	72
Control systems integrators in New York	20
Control systems integrators in Dallas	19
Control systems integrators in Los Angeles	17
Control systems integrators in Chicago	17
Control systems integrators in Atlanta	17
Control systems integrators in Phoenix	16

How this list was built

Source: The RevenueBase company graph: 21.3 million companies and 398.9 million professional contacts resolved from primary sources.
Inclusion: Companies whose own business descriptions match “control systems integrators”, with match quality audited by blind human judging, and headquartered in the United States.
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: Contact records re-verify on a rolling cadence; 42 contacts on this list were re-verified in the last 30 days.
Refresh: Lists are refreshed periodically as the underlying company graph is re-verified. Last verified Aug 28, 2026.

Frequently asked

How many control systems integrators are there based in the United States?

There are 2,991 control systems integrators headquartered in the United States as of August 2026 (RevenueBase).

What is the largest company on this list?

Convergint, headquartered in Hoffman Estates, tops this list with the largest team on record.

Which city has the most control systems integrators?

Houston leads with 72 headquartered companies, followed by New York (20) and Dallas (19).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work the top results, verified emails and direct dials included. Upgrading unlocks all 24,802 verified decision-maker contacts tracked across these 2,991 companies.

How current is this list?

The list is refreshed periodically as the underlying company graph is re-verified. It was last verified on August 28, 2026.

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About this data

RevenueBase is a B2B contact data platform. Its company graph covers 21.3 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, the same data that powers RevenueBase's B2B data products and the free research portal.