Company lists · Data refreshed November 2026

Top 25 Plant automation engineers based in the United States

RevenueBase identified 4,131 company matches for plant automation engineers associated with the United States as of November 2026 and tracks 163,927 professional contacts across them, including 68,509 with verified work emails. Houston is the largest hub.

This list covers company matches for plant automation engineers associated with the 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
4,131Companies
163,927Contacts tracked
68,509Verified emails
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The 25 largest plant automation engineers based in the United States

Ranked by team size
Top 25 of 4,131 company matches for plant automation engineers based in the 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.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchSt. Louis, MO, United StatesHQ recorded Nov 6, 202610001+50,504 contacts →

Exact match

“Emerson (NYSE: EMR) is a global automation leader delivering solutions for the most demanding technology challenges.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchLisle, IL, United StatesHQ recorded Nov 6, 20261,001-5,0003,019 contacts →

Exact match

“ENTRUST Solutions Group, an ENR Top 100 company, provides comprehensive and dependable engineering, consulting, and automation services to pipeline companies, gas and electric…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchHoffman Estates, CA, United StatesHQ recorded Nov 6, 20261,001-5,0002,007 contacts →

Exact match

“Our business is automation, and we envision a future in which people can do more, try more, and be more.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchMobile, AL, United StatesHQ recorded Nov 6, 20261,001-5,0001,882 contacts →

Exact match

“Hargrove is a full-service engineering, procurement, and construction management firm delivering multi-discipline engineering, project delivery, controls & automation, and…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchVernon Hills, IL, United StatesHQ recorded Nov 6, 2026n/a1,653 contacts →

Exact match

“The sole mission of Mitsubishi Electric Automation Americas, is to support the factory automation needs of North and Latin American customers with combined sales, marketing…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchBaton Rouge, LA, United StatesHQ recorded Nov 6, 20261,001-5,0001,491 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 · Nov 6, 2026 · View company records in RevenueBase
7Exact matchHolland, MI, United StatesHQ recorded Nov 6, 20261,001-5,0001,464 contacts →

Exact match

“JR Automation is a leading global integrator of custom automated systems for manufacturing and distribution environments around the world.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchAurora, OH, United StatesHQ recorded Nov 6, 20261,001-5,0001,293 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 · Nov 6, 2026 · View company records in RevenueBase
9Exact matchHouston, TX, United StatesHQ recorded Nov 6, 2026201-5001,223 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 · Nov 6, 2026 · View company records in RevenueBase
10Exact matchAtlanta, NC, United StatesHQ recorded Nov 6, 20261,001-5,0001,143 contacts →

Exact match

“McKenney’s is the Southeast’s most trusted name in facility construction, operation and maintenance.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchSioux Center, CO, United StatesHQ recorded Nov 6, 20261,001-5,0001,034 contacts →

Exact match

“As a Partner Interstates is your trusted partner for electrical, automation, and operational technology needs.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchEast Peoria, IL, United StatesHQ recorded Nov 6, 20261,001-5,0001,030 contacts →

Exact match

“ARi is a global engineering firm headquartered in East Peoria, Illinois, USA offering services for: Embedded Software, Product Engineering, Manufacturing Engineering and Testing &…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchAuburn Hills, MI, United StatesHQ recorded Nov 6, 2026501-1,000973 contacts →

Exact match

“Convergix Automation Solutions designs, engineers and integrates hardware and software to automate its customers' operations.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchLewisville, TX, United StatesHQ recorded Nov 6, 20261,001-5,000967 contacts →

Exact match

“Prime Controls was established as a Main Automation Contractor (MAC) to provide customers with a sole-source solution for industrial automation, controls, and I&C construction.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchHouston, TX, United StatesHQ recorded Nov 6, 2026501-1,000921 contacts →

Exact match

“INTECH Automation & Intelligence is a globally renowned industrial automation & digitalization technology company.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchBaton Rouge, LA, United StatesHQ recorded Nov 6, 2026501-1,000884 contacts →

Exact match

“We love our customers and are committed to providing Better Automation and Controls Solutions, Products, Engineering, Services and Support to them.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchMadison Heights, OH, United StatesHQ recorded Nov 6, 2026501-1,000856 contacts →

Exact match

“McNaughton-McKay Electric Company is a 100% employee-owned distributor of electrical and automation products and services.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchDurham, NC, United StatesHQ recorded Nov 6, 20261,001-5,000813 contacts →

Exact match

“Bell and Howell is a technology-driven leader in Automation Services and Automation Solutions helping businesses maximize operational efficiency and deliver exceptional customer…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchPortage, MI, United StatesHQ recorded Nov 6, 2026501-1,000807 contacts →

Exact match

“Your Possibility.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchWest Chester, AZ, United StatesHQ recorded Nov 6, 2026501-1,000755 contacts →

Exact match

“E Tech Group is one of the largest engineering and system integration firms in the United States.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchBaton Rouge, TX, United StatesHQ recorded Nov 6, 20261,001-5,000707 contacts →

Exact match

“The Newtron Group is one of the largest privately owned Specialty Industrial Construction companies in the United States and is among the nation's leading Industrial Electrical…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchEden Prairie, VA, United StatesHQ recorded Nov 6, 2026501-1,000685 contacts →

Exact match

“Wunderlich-Malec Engineering is a nationally recognized, 100% employee-owned leader in advanced engineering and control system solutions.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchEdison, NJ, United StatesHQ recorded Nov 6, 20261,001-5,000672 contacts →

Exact match

“Albireo Energy is a leading independent building controls and energy services provider recognized by customers for creating intelligent, high-performance buildings.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchAurora, MA, United StatesHQ recorded Nov 6, 20261,001-5,000665 contacts →

Exact match

“As part of the RoviSys family of companies, we deliver vendor independent building automation, electrical power management, facility monitoring, and systems integration solutions…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchBaton Rouge, TX, United StatesHQ recorded Nov 6, 2026501-1,000626 contacts →

Exact match

“Setpoint Integrated Solutions, a Vytl Company is a leading integrated solutions and services provider in the process control industry.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase

Showing 25 of 4,131 plant automation engineers based in the United States

See the full list, filter by size, metro and specialty, and access 68,509 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Plant automation engineers based in the United States at a glance

As of Nov 6, 2026
41.8%Verified-email coverage
39.7Average contacts per company
11-50Median size (employees)
3.0%Largest-city concentration · Houston
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
1,809
11-50
1,498
51-200
579
201-500
148
501-1,000
38
1,001-5,000
37
5,001-10,000
3
10001+
5

Email recency for this list is measured worldwide rather than for United States, so it is reported there. Company counts and contact totals on this page are exact for United States, over 4,131 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 the United States whose business descriptions match “plant automation engineers” 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 68,509 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.

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 “plant automation engineers”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many plant automation engineers are there based in the United States?

RevenueBase identified 4,131 company matches for plant automation engineers associated with the 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?

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

Which city has the most plant automation engineers?

Houston leads with 124 company records, followed by Miami (27) and Grand Rapids (26).

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 68,509 professional contacts with verified work emails tracked across these 4,131 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.