Company lists · Data refreshed November 2026

Top 25 Square or rectangular tubing suppliers based in the United States

RevenueBase identified 145 company matches for square or rectangular tubing suppliers associated with the United States as of November 2026 and tracks 6,011 professional contacts across them, including 2,014 with verified work emails. Chicago is the largest hub.

This list covers company matches for square or rectangular tubing suppliers 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 2, 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 2, 2026 How this list was built
145Companies
6,011Contacts tracked
2,014Verified emails
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The 25 largest square or rectangular tubing suppliers based in the United States

Ranked by team size
Top 25 of 145 company matches for square or rectangular tubing suppliers based in the United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 2, 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 matchChicago, IL, United StatesHQ recorded Nov 2, 20261,001-5,000894 contacts →

Exact match

“At Zekelman Industries, we trace our legacy of delivering successful solutions back to 1877.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
2Exact matchSand Springs, OK, United StatesHQ recorded Nov 2, 20261,001-5,000633 contacts →

Exact match

“Webco is a leading manufacturer and distributor of steel tubing.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
3Exact matchExton, PA, United StatesHQ recorded Nov 2, 2026501-1,000589 contacts →

Exact match

“A dynamic and customer-focused organization, TW Metals is a leading specialty metal supplier with over 30 facilities worldwide.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
4Exact matchButler, PA, United StatesHQ recorded Nov 2, 2026201-500529 contacts →

Exact match

“For more than 100 years,/ has been the trusted supply chain partner for manufacturers across.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
5Exact matchChesterfield, MO, United StatesHQ recorded Nov 2, 2026501-1,000252 contacts →

Exact match

“Founded in 1962, Bull Moose Tube boasts more than a half-century of proven experience providing customers with superior steel pipe and tube.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
6Exact matchBeloit, WI, United StatesHQ recorded Nov 2, 202651-200244 contacts →

Exact match

“United Industries produces laser welded stainless steel tubing for a variety of demanding applications and markets including automotive, food processing, sanitary, ornamentals and…”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
7Exact matchNewtown, PA, United StatesHQ recorded Nov 2, 2026501-1,000243 contacts →

Exact match

“Infra-Metals is the largest structural steel service center in the United States.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
8Exact matchSouth Bend, IN, United StatesHQ recorded Nov 2, 2026201-500184 contacts →

Exact match

“Lock Joint Tube manufactures mechanical and structural grade steel tubing from hot rolled, cold rolled, aluminized and galvanized steel, Lock Joint Tube services fabricators…”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
9Exact matchLouisville, OH, United StatesHQ recorded Nov 2, 2026201-500182 contacts →

Exact match

“H-P Products Engineered Tube Bends specializes in tube bending and fabrication with capabilities of bending, end forming, welding, and laser tube cutting.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
10Exact matchChicago, IL, United StatesHQ recorded Nov 2, 202651-20089 contacts →

Exact match

“DESIGN, BUILD AND CONNECT WITH ATLAS TUBE As the leading manufacturer of structural steel tubes, we're here to help you.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
11Exact matchHouston, TX, United StatesHQ recorded Nov 2, 202651-20081 contacts →

Exact match

“We are leaders in manufacturing carbon steel tubes and components.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
12Exact matchSt. Louis, MO, United StatesHQ recorded Nov 2, 202651-20073 contacts →

Exact match

“American Piping Products, Inc.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
13Exact matchChicago, IL, United StatesHQ recorded Nov 2, 202651-20062 contacts →

Exact match

“Maruichi Leavitt Pipe & Tube has been manufacturing quality steel tubing products for 65 years.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
14Exact matchAzusa, CA, United StatesHQ recorded Nov 2, 202651-20056 contacts →

Exact match

“Totten Tubes is a regional steel tubing and pipe distributor servicing the Western United States.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
15Exact matchSanta Fe Springs, CA, United StatesHQ recorded Nov 2, 202651-20049 contacts →

Exact match

“TUBE SERVICE COMPANY We provide tubular product distribution and laser tube processing services throughout the Western United States.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
16Exact matchPasadena, TX, United StatesHQ recorded Nov 2, 202611-5048 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
17Exact matchOrwell, OH, United StatesHQ recorded Nov 2, 202651-20046 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
18Exact matchGlen Ellyn, IL, United StatesHQ recorded Nov 2, 202651-20041 contacts →

Exact match

“Leading manufacturer of precision tubular products, Phillips & Johnston, Inc.(PJ Tube) has over 55 years of industry excellence.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
19Exact matchMansfield, OH, United StatesHQ recorded Nov 2, 202651-20041 contacts →

Exact match

“Manufacturer of welded steel tubing servicing the construction, distribution, agricultural, solar, furniture, and many other industries nationwide.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
20Exact matchWyoming, NY, United StatesHQ recorded Nov 2, 202651-20040 contacts →

Exact match

“Markin is a premier manufacturer of highly-engineered small-diameter custom steel tubing.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
21Exact matchHouston, TX, United StatesHQ recorded Nov 2, 202651-20039 contacts →

Exact match

“We at PAC Stainless optimize your sourcing of stainless steel and specialty alloy tubing.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
22Exact matchSouth Bend, IN, United StatesHQ recorded Nov 2, 2026201-50038 contacts →

Exact match

“Curtis Products Inc is a manufacturer of Fabricated steel tubing and other metals.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
23Exact matchChesterfield, MI, United StatesHQ recorded Nov 2, 202651-20036 contacts →

Exact match

“Our Company specializes in Defense, Automotive, Heavy Truck, and Industrial Tube Bending & Fabrication.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
24Exact matchToledo, OH, United StatesHQ recorded Nov 2, 202651-20033 contacts →

Exact match

“Sterling is a square, rectangular, and round steel tube manufacturer with a large capacity to continually fill customer orders on its five on-site steel-tube mills.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
25Exact matchBirmingham, AL, United StatesHQ recorded Nov 2, 2026201-50033 contacts →

Exact match

“Tubular Products Company is an established leader in the design, fabrication, and assembly of mechanical & structural tubing, tubular steel products and assemblies since 1973.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase

Showing 25 of 145 square or rectangular tubing suppliers based in the United States

See the full list, filter by size, metro and specialty, and access 2,014 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Square or rectangular tubing suppliers based in the United States at a glance

As of Nov 2, 2026
33.5%Verified-email coverage
41.5Average contacts per company
11-50Median size (employees)
2.8%Largest-city concentration · Chicago
Nov 2, 2026Page data refreshed

Companies by employee count

1-10
33
11-50
42
51-200
53
201-500
9
501-1,000
4
1,001-5,000
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 145 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 “square or rectangular tubing suppliers” 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 2,014 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 2, 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 “square or rectangular tubing suppliers”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many square or rectangular tubing suppliers are there based in the United States?

RevenueBase identified 145 company matches for square or rectangular tubing suppliers 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?

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

Which city has the most square or rectangular tubing suppliers?

Chicago leads with 4 company records, followed by Dallas (4) and Chesterfield (3).

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 2,014 professional contacts with verified work emails tracked across these 145 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 2, 2026.

Ready to reach these companies? Verified emails and direct dials for all 145 square or rectangular tubing suppliers based in the United States. Start with a free account, no credit card.

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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.