Company lists · Data refreshed September 2026

Top 25 Process control instrument manufacturers based in the United States

Name: Process control instrument manufacturers based in the United States
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 30, 2026 786 companies tracked

RevenueBase identified 786 process control instrument manufacturers headquartered in the United States as of September 2026 and tracks 19,906 professional contacts across them, including 8,319 with verified work emails. Houston is the largest hub.

This list covers process control instrument manufacturers headquartered in the United States, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Every row shows the company's own description, its RevenueBase Smart Search rating, and when it was last checked. Data refreshed September 30, 2026.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase Smart Search, 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 HQ checked on every row RevenueBase Smart Search rating on every row Refreshed Sep 30, 2026 86% judged on-target in blind review

786Companies

19,906Contacts tracked

8,319Verified emails

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The 25 largest process control instrument manufacturers based in the United States

Ranked by team size

Top 25 of 786 process control instrument manufacturers based in the United States, ranked by team size, largest first. Data refreshed Sep 30, 2026. RevenueBase Smart Search rates how each company's information relates to process control instrument manufacturers: strong evidence (its own description names it), partial (names part of it), indirect (matched on the rest of its profile rather than the description shown). Click a contact count to view that company's people.
#	Company	RevenueBase Smart Search	Headquarters	Employees	Contacts
1	TSI Incorporated	Indirect evidence	Shoreview, MN, United StatesHQ checked Sep 30, 2026	501-1,000	1,211 contacts →
	Indirect evidence “TSI Incorporated serves a global market by investigating, identifying and solving measurement problems.” Source: RevenueBase Database · checked Sep 30, 2026
2	PCB Piezotronics, INC	Partial evidence	Depew, NY, United StatesHQ checked Sep 30, 2026	1,001-5,000	778 contacts →
	Partial evidence “PCB manufactures vibration, pressure, force, strain, shock, and acoustic sensors used by design engineers and predictive maintenance professionals worldwide for test, measurement…” Source: RevenueBase Database · checked Sep 30, 2026
3	Setpoint Integrated Solutions, INC	Strong evidence	Baton Rouge, LA, United StatesHQ checked Sep 30, 2026	501-1,000	626 contacts →
	Strong evidence “Setpoint Integrated Solutions, a Vytl Company is a leading integrated solutions and services provider in the process control industry.” Source: RevenueBase Database · checked Sep 30, 2026
4	Omega Engineering	Indirect evidence	Norwalk, CT, United StatesHQ checked Sep 30, 2026	501-1,000	582 contacts →
	Indirect evidence “Omega sells more than products used to measure temperature and humidity, flow and level, and pressure.” Source: RevenueBase Database · checked Sep 30, 2026
5	Dwyeromega	Strong evidence	Michigan City, IN, United StatesHQ checked Sep 30, 2026	1,001-5,000	557 contacts →
	Strong evidence “DwyerOmega is a trusted global leader in sensing, instrumentation, and process control solutions, supporting HVAC, industrial, manufacturing, and research applications where…” Source: RevenueBase Database · checked Sep 30, 2026
6	Vega Americas, INC	Indirect evidence	Mason, OH, United StatesHQ checked Sep 30, 2026	201-500	432 contacts →
	Indirect evidence “For more than 70 years, VEGA Americas, Inc.” Source: RevenueBase Database · checked Sep 30, 2026
7	Festo USA	Strong evidence	Islandia, NY, United StatesHQ checked Sep 30, 2026	201-500	385 contacts →
	Strong evidence “Festo is a leading global manufacturer of pneumatic and electromechanical systems, components and controls for process control and factory automation solutions, with more than 55…” Source: RevenueBase Database · checked Sep 30, 2026
8	Ashcroft INC	Partial evidence	Stratford, CT, United StatesHQ checked Sep 30, 2026	1,001-5,000	381 contacts →
	Partial evidence “Ashcroft \| Industrial Measurement & Control Solutions For over 170 years, Ashcroft has been the trusted global resource for industrial measurement and control.” Source: RevenueBase Database · checked Sep 30, 2026
9	FCX Performance	Strong evidence	Columbus, OH, United StatesHQ checked Sep 30, 2026	1,001-5,000	311 contacts →
	Strong evidence “We are a leading provider of process flow control solutions and products to a variety of process industries.” Source: RevenueBase Database · checked Sep 30, 2026
10	Dresser Utility Solutions	Strong evidence	Houston, TX, United StatesHQ checked Sep 30, 2026	501-1,000	299 contacts →
	Strong evidence “Dresser Utility Solutions is a leading provider of metering, electronics, instrumentation, flow control, distribution repair products, and over pressure protection devices to…” Source: RevenueBase Database · checked Sep 30, 2026
11	Nordson Measurement & Control Solutions	Partial evidence	Dayton, OH, United StatesHQ checked Sep 30, 2026	201-500	244 contacts →
	Partial evidence “Nordson Measurement & Control Solutions (formerly NDC Technologies) is a leading global provider of intelligent, connected gauging systems.” Source: RevenueBase Database · checked Sep 30, 2026
12	Proconex	Strong evidence	Royersford, PA, United StatesHQ checked Sep 30, 2026	201-500	238 contacts →
	Strong evidence “For over 75 years, Proconex has been a leading provider of Process Automation Control Systems, Valves and Control Devices, and related technologies and services.” Source: RevenueBase Database · checked Sep 30, 2026
13	SOR Controls Group	Strong evidence	Lenexa, KS, United StatesHQ checked Sep 30, 2026	51-200	186 contacts →
	Strong evidence “SOR Controls Group is a global leader in the design and manufacture of measurement and control devices and sampling systems under the brands of SOR, SSi Temperature Sensors and…” Source: RevenueBase Database · checked Sep 30, 2026
14	BBP	Strong evidence	Baton Rouge, LA, United StatesHQ checked Sep 30, 2026	201-500	169 contacts →
	Strong evidence “For over 30 years, BBP has served the Southeast region as a manufacturer's representative and distributor of industrial instrumentation, valves, analytical products, and control…” Source: RevenueBase Database · checked Sep 30, 2026
15	Control Associates, INC	Strong evidence	Allendale, NJ, United StatesHQ checked Sep 30, 2026	51-200	161 contacts →
	Strong evidence “Control Associates is a provider of control systems, valves, instrumentation, pressure management, asset reliability, MES, PAT, systems integration and data management solutions…” Source: RevenueBase Database · checked Sep 30, 2026
16	Rego Products	Indirect evidence	Elon, NC, United StatesHQ checked Sep 30, 2026	1,001-5,000	161 contacts →
	Indirect evidence “From the company that invented regulators, you expect nothing less than products that lead the industry.” Source: RevenueBase Database · checked Sep 30, 2026
17	Airmar Technology Corporation	Partial evidence	Milford, NH, United StatesHQ checked Sep 30, 2026	201-500	155 contacts →
	Partial evidence “AIRMAR® Technology Corporation is a world leader in the design and manufacture of high-performance sensors for marine and industrial applications.” Source: RevenueBase Database · checked Sep 30, 2026
18	Daily Thermetrics	Partial evidence	Houston, TX, United StatesHQ checked Sep 30, 2026	201-500	151 contacts →
	Partial evidence “Since 1973, Daily Thermetrics has provided the global process industries with category-leading temperature measurement solutions.” Source: RevenueBase Database · checked Sep 30, 2026
19	BAY Advanced Technologies	Partial evidence	Newark, CA, United StatesHQ checked Sep 30, 2026	201-500	145 contacts →
	Partial evidence “With locations in California, Texas, and Singapore, Bay Advanced Technologies, LLC provides innovative solutions for automation and control applications.” Source: RevenueBase Database · checked Sep 30, 2026
20	Rexa, INC	Strong evidence	West Bridgewater, MA, United StatesHQ checked Sep 30, 2026	51-200	144 contacts →
	Strong evidence “At REXA, we provide customer-specific engineered process control solutions.” Source: RevenueBase Database · checked Sep 30, 2026
21	Barksdale Control Products	Partial evidence	Los Angeles, CA, United StatesHQ checked Sep 30, 2026	201-500	141 contacts →
	Partial evidence “Barksdale Control Products specializes in designing and manufacturing high-quality solutions to meet the demands of modern industries.” Source: RevenueBase Database · checked Sep 30, 2026
22	Clark-Reliance	Partial evidence	Strongsville, OH, United StatesHQ checked Sep 30, 2026	201-500	136 contacts →
	Partial evidence “Clark-Reliance® continues to be the global leader in the level indication and control, sightflow indication, and filtration and separation industries.” Source: RevenueBase Database · checked Sep 30, 2026
23	George E. Booth CO	Indirect evidence	Indianapolis, IN, United StatesHQ checked Sep 30, 2026	51-200	135 contacts →
	Indirect evidence “As a proud third-generation family-owned business, George E.” Source: RevenueBase Database · checked Sep 30, 2026
24	Amot Controls	Strong evidence	Houston, TX, United StatesHQ checked Sep 30, 2026	201-500	134 contacts →
	Strong evidence “AMOT is the leading designer and manufacturer of diesel engine safety systems, temperature control valves, and monitoring products for engines, compressors, turbines and other…” Source: RevenueBase Database · checked Sep 30, 2026
25	VAREC	Partial evidence	Peachtree Corners (atlanta), GA, United StatesHQ checked Sep 30, 2026	51-200	128 contacts →
	Partial evidence “Varec has been a leading innovator in the petroleum and chemical sectors for over eight decades – working with industry leaders to pioneer inventory tank gauging instrumentation…” Source: RevenueBase Database · checked Sep 30, 2026

RevenueBase Smart Search

RevenueBase Smart Search assesses information from a company’s LinkedIn profile, information supplied directly by the company, its website, and other publicly available sources. It uses that information to rate how closely the company relates to this list’s category: process control instrument manufacturers. Every row carries its rating and the description the rating was read from, so each one can be checked rather than taken on trust.

Strong evidence: The company's own public description of its business names process control instrument manufacturers.
Partial evidence: Its own public description names part of process control instrument manufacturers, so it works in or next to the category without describing itself that way.
Indirect evidence: The description shown does not name process control instrument manufacturers. The match rests on the rest of the company's public profile rather than the one sentence quoted here, so this is the rating to check first.

RevenueBase Smart Search is how these lists are built: RevenueBase's data engine and AI assemble the companies that match a category defined in a user's own words, so a list can be about what companies actually do rather than about whichever industry code they were filed under.

Showing 25 of 786 process control instrument manufacturers based in the United States

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Process control instrument manufacturers based in the United States at a glance

As of Sep 30, 2026

41.8%Verified-email coverage

25.3Average contacts per company

11-50Median size (employees)

4.7%Largest-city concentration · Houston

Sep 30, 2026Page data refreshed

Companies by employee count

1-10

279

11-50

305

51-200

142

201-500

501-1,000

1,001-5,000

5,001-10,000

10001+

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 786 companies.

How this list was built

Company categories are rarely black and white. RevenueBase reads each company's own description of its business to decide whether it belongs among process control instrument manufacturers, so some rows will be adjacent to the category rather than pure plays. The description and RevenueBase Smart Search rating on every row are there so you can check each match yourself.

Source: The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase Smart Search, the natural-language company search available to every RevenueBase user.
What qualifies: Companies headquartered in the United States whose own description of what they do matches “process control instrument manufacturers”. Matching reads each company's description, not its industry code or its name.
RevenueBase Smart Search: RevenueBase Smart Search is how this list is assembled and how each row is rated. RevenueBase's data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to a category defined in a user's own words. Each row is rated strong evidence (its own description names process control instrument manufacturers), partial evidence (it names part of the category) or indirect evidence (the description shown names none of it and the match rests on the rest of the company's profile). The description supporting each rating is quoted on the row.
What we exclude: Companies whose own description does not clearly place them among process control instrument manufacturers, and records with no verified work email. Companies headquartered outside United States are excluded even when they keep an office there.
Match quality: In blind human judging of this matching method, 86% of matched companies were on target. Expect roughly 1 in 7 rows to be adjacent to the category rather than a pure play. Every row shows the company's own description and its RevenueBase Smart Search rating so you can judge each match yourself. Read the full methodology: how the lists are built, how the judging worked, and what the figure means.
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 listed company carries at least one verified work email, 8,319 across the full list. 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 30, 2026. Lists refresh periodically as the graph is re-checked.
Corrections: Wrong category, wrong headquarters, or a company that has closed? Use “Report an issue” on any row. Reports go to the RevenueBase Data Team and feed back into the company graph.

Process control instrument manufacturers by metro

Process control instrument manufacturers in Houston37

Frequently asked

What is RevenueBase Smart Search?

RevenueBase Smart Search is how RevenueBase decides which companies belong on this list and how strongly each one fits. Its data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to the category the list is about. Each row is rated strong evidence when the company's own description names process control instrument manufacturers, partial evidence when it names part of the category, and indirect evidence when the description shown names none of it and the match rests on the rest of the company's profile.

How many process control instrument manufacturers are there based in the United States?

RevenueBase identified 786 process control instrument manufacturers headquartered in the United States as of September 2026, matched on each company's own description of what it does rather than its industry code.

What is the largest company on this list?

TSI Incorporated, headquartered in Shoreview, tops this list with the largest team on record.

Which city has the most process control instrument manufacturers?

Houston leads with 37 headquartered companies, followed by Cincinnati (7) and Milford (7).

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 8,319 verified decision-maker contacts tracked across these 786 companies.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 30, 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 Smart Search, 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.