Company lists · Data refreshed November 2026

Top 25 Isolation valve distributors based in the United States

RevenueBase identified 675 company matches for isolation valve distributors associated with the United States as of November 2026 and tracks 18,570 professional contacts across them, including 6,917 with verified work emails. Houston is the largest hub.

This list covers company matches for isolation valve distributors 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
675Companies
18,570Contacts tracked
6,917Verified emails
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The 25 largest isolation valve distributors based in the United States

Ranked by team size
Top 25 of 675 company matches for isolation valve distributors 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 matchHouston, TX, United StatesHQ recorded Nov 6, 20265,001-10,0001,002 contacts →

Exact match

“DNOW is a premier energy and industrial solutions provider with a legacy of over 160 years as a leading distributor of pipe, valves, fittings (PVF), pumps and fabricated equipment.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact 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
3Exact matchPasadena, TX, United StatesHQ recorded Nov 6, 2026501-1,000378 contacts →

Exact match

“Headquartered in Houston, Texas, Sunbelt Supply is a global provider of flow control solutions.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchSterling Heights, MI, United StatesHQ recorded Nov 6, 2026501-1,000353 contacts →

Exact match

“The Macomb Group is a leading wholesale distributor of pipe, valves, and fittings (PVF), with 30 locations in Michigan, Georgia, Indiana, Kentucky, New Jersey, North Carolina…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchHouston, OH, United StatesHQ recorded Nov 6, 2026201-500282 contacts →

Exact match

“Edgen Murray, a Sumitomo Corporation Company, is a leading supplier of quality PVF products for the energy and infrastructure market.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchJacksonville, WA, United StatesHQ recorded Nov 6, 2026201-500278 contacts →

Exact match

“Founded in 1975, W&O is one of the world’s largest suppliers of pipe, valves, fittings as well as actuation and engineered solutions to the maritime, and upstream oil and gas…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchNew Berlin, WI, United StatesHQ recorded Nov 6, 2026201-500207 contacts →

Exact match

“Milwaukee Valve Company, founded in 1901, is internationally recognized for its state-of-the-art manufacturing facilities and new product innovations covering a wide range of…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchTwinsburg, OH, United StatesHQ recorded Nov 6, 202651-200207 contacts →

Exact match

“SSP takes industry-standard products and makes them better • Instrumentation Valves and Fittings and the tools to put them together • Backed by a 100% America Pledge – our…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchWixom, MI, United StatesHQ recorded Nov 6, 2026501-1,000206 contacts →

Exact match

“MAC Valves Inc- founded in 1948 - is one of the world’s leading producers of pneumatic valves.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchGainesville, TX, United StatesHQ recorded Nov 6, 2026201-500199 contacts →

Exact match

“A full line of pipe, valve, and fitting supplier serving the energy industry.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchOskaloosa, IA, United StatesHQ recorded Nov 6, 2026201-500197 contacts →

Exact match

“Clow Valve Company is a manufacturer of waterworks valves and fire hydrants located in Oskaloosa, Iowa and Riverside, CA.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchBeaumont, TX, United StatesHQ recorded Nov 6, 202651-200185 contacts →

Exact match

“For over 45 years, Scallon Controls has been serving The Golden Triangle and adjacent counties throughout Southeast Texas with quality products, superior service, and an…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchShafter, CA, United StatesHQ recorded Nov 6, 2026201-500177 contacts →

Exact match

“BPS Supply Group has distributed pipe, valves, fittings and supplies for over 50 years to a wide range of customers across all markets.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchHuntersville, NC, United StatesHQ recorded Nov 6, 202651-200174 contacts →

Exact match

“Burkert knowledge- Solenoid valves, Process and Control Valves, Sensors, and Microfluidics products for Hygienic Processing, Water Treatment and Cooling Systems, Gas and Steam…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchIndianapolis, IL, United StatesHQ recorded Nov 6, 202651-200155 contacts →

Exact match

“As a proud third-generation family-owned business, George E.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchMobile, TN, United StatesHQ recorded Nov 6, 2026201-500152 contacts →

Exact match

“Industrial Valve (IVS) has been a leader in providing exceptional industrial valve service and solutions for over 48 years, prioritizing exceptional customer service that has…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchHouston, IL, United StatesHQ recorded Nov 6, 2026201-500151 contacts →

Exact match

“AIV is a global master distributor of high-quality valves and actuators, selling through distribution only.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchFerndale, MI, United StatesHQ recorded Nov 6, 2026201-500149 contacts →

Exact match

“Headquartered in Ferndale, Michigan, ROSS Controls® is an international manufacturer of pneumatic valves, controls systems, and safety products for the fluid power industry.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchHouston, TX, United StatesHQ recorded Nov 6, 20261,001-5,000136 contacts →

Exact match

“For well over a century Masoneilan has been synonymous with innovation, leading technology and responsiveness to market needs.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchFenton, MO, United StatesHQ recorded Nov 6, 2026201-500133 contacts →

Exact match

“Control Devices LLC is a leading manufacturer of high quality valves and industrial parts serving the compressed air, pressure washer, automotive, fluid power, fire protection…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchTukwila, CO, United StatesHQ recorded Nov 6, 2026201-500133 contacts →

Exact match

“For more than 35 years, Bay Valve Service has been the leading provider of valve maintenance and repair services throughout the Western United States for industries including oil…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchBroussard, PA, United StatesHQ recorded Nov 6, 202651-200132 contacts →

Exact match

“Supplier of pipe, valves, fittings, and flanges to the oil and gas, petrochemical, and refining industries with 131 employees in four states serving downstream, midstream, and…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchLawrence, MA, United StatesHQ recorded Nov 6, 2026201-500127 contacts →

Exact match

“Asahi/America pioneered the market for thermoplastic valves in the United States and Latin America, during a time when there was no viable alternative to metal for piping systems.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchColorado Springs, United StatesHQ recorded Nov 6, 2026201-500123 contacts →

Exact match

“Rampart Supply is a full line wholesale distributor of commercial and residential plumbing, hydronic heating, and industrial pipe, valve, and fitting supplies.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchFort Worth, NM, United StatesHQ recorded Nov 6, 2026201-500118 contacts →

Exact match

“VanZandt Controls/Eagle Automation is a Lifecycle provider of Products, Solutions, and Services to Industrial Customers.”

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

Showing 25 of 675 isolation valve distributors based in the United States

See the full list, filter by size, metro and specialty, and access 6,917 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Isolation valve distributors based in the United States at a glance

As of Nov 6, 2026
37.2%Verified-email coverage
27.5Average contacts per company
11-50Median size (employees)
13.2%Largest-city concentration · Houston
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
234
11-50
234
51-200
142
201-500
40
501-1,000
10
1,001-5,000
11
5,001-10,000
1
10001+
2

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 675 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 “isolation valve distributors” 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 6,917 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.

Isolation valve distributors by metro

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 “isolation valve distributors”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many isolation valve distributors are there based in the United States?

RevenueBase identified 675 company matches for isolation valve distributors 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?

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

Which city has the most isolation valve distributors?

Houston leads with 89 company records, followed by Stafford (16) and Oklahoma City (8).

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 6,917 professional contacts with verified work emails tracked across these 675 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.