Company lists · Data refreshed September 2026
Top 25 Api pipe manufacturers based in the United States
RevenueBase identified 92 api pipe manufacturers headquartered in the United States as of September 2026 and tracks 2,530 professional contacts across them, including 545 with verified work emails. Houston is the largest hub.
This list covers api pipe 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.
The 25 largest api pipe manufacturers based in the United States
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 199 contacts → | ||||
Partial evidence “Our mission is to deliver the most reliable, high-performance polyethylene pipe products to critical industries such as municipal water systems, natural gas distribution, and more.” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 2 | 162 contacts → | ||||
Partial evidence “From its founding in 1960, Grant Prideco has become the world's technology leader for drill pipe and drill stem accessories.” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 3 | 153 contacts → | ||||
Strong evidence “Texas Steel Conversion (TSC) is a global leader in the manufacturing of drill pipe and pup joints and the processing of API casing and tubing.” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 4 | 145 contacts → | ||||
Partial evidence “Since 1898, Kelly Pipe Co, LLC has been the industry leader among carbon steel pipe suppliers in the United States and abroad.” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 5 | 100 contacts → | ||||
Strong evidence “Manufacturer of Longitudinal Submerged Arc Welded and High Frequency Welded API Line pipe 8 5/8" diameter to 42" diameter up to 80' long.” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 6 | 69 contacts → | ||||
Strong evidence “Pipeline Plastics is the Leading Manufacturer of High Performance Polyethylene Pressure Pipe for drinking water, irrigation, mining, industrial, sewer, and oil and gas…” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 7 | 68 contacts → | ||||
Strong evidence “Corpac is a world-leading provider of pipe and steel products, specializing in API 5L Grade Line Pipe, API 5CT OCTG (Oil Country Tubular Goods), and ASTM Standard and Structural…” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 8 | 62 contacts → | ||||
Strong evidence “Tex-Tube is a leading manufacturer of high-quality ERW steel pipe.” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 9 | 58 contacts → | ||||
Partial evidence “Advance Products & Systems, LLC, founded in 1978, is a leading manufacturer and distributor of water & wastewater, oil & gas, industrial & mechanical, and chemical pipeline…” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 10 | 56 contacts → | ||||
Partial evidence “Welcome to Command Energy, a leading worldwide supplier of drill pipe and drill stem accessories.” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 11 | 55 contacts → | ||||
Strong evidence “Since 1982, Paragon Industries has been serving the oil and gas industry as an API licensed manufacturer of OCTG and line pipe products.” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 12 | 51 contacts → | ||||
Partial evidence “Steel Pipe distributor with over net tons of inventory on 36 acres of storage space in Pearland, Texas.” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 13 | 28 contacts → | ||||
Indirect evidence Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 14 | 25 contacts → | ||||
Indirect evidence Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 15 | 20 contacts → | ||||
Partial evidence “Trident SteeI Corporation is your 24/7 service center for job-ready STEEL and POLY pipe.” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 16 | 19 contacts → | ||||
Partial evidence “PATRIOT PREMIUM THREADING SERVICES, LLC is a down hole pipe casing and accessories manufacturing company, offering pipe inspections and rig site thread rep services based out of…” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 17 | 18 contacts → | ||||
Partial evidence “Jifco designs, engineers, fabricates, lines and coats carbon steel pipe, stainless steel pipe, Ductile iron pipe and exotics such as hastelloy, duplex stainless, and titanium for…” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 18 | 15 contacts → | ||||
Partial evidence “WHITLIEJO SPECIALTY COMPANY, LLC is an oil & energy API-6A licensed manufacturing company, specializing in Flanges, Casing and tubing Heads, Mandrel type hangers…” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 19 | 13 contacts → | ||||
Strong evidence “Fiberspar is a leading manufacturer and supplier of advanced spoolable fiber-reinforced composite pipe for oilfield applications.” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 20 | 12 contacts → | ||||
Partial evidence “TSC Drill Pipe was created as a division of Texas Steel Conversion, Inc.” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 21 | 10 contacts → | ||||
Strong evidence “Established in 1978, Texas Tubular Products, a division of Friedman Industries, is a domestic manufacturer of ERW Carbon Steel Pipe used in the energy, construction and water well…” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 22 | 9 contacts → | ||||
Partial evidence “Baum is one of the largest lined steel manufactures in the world with locations in Germany, Romania, China, Netherlands and Charleston WV.” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 23 | 9 contacts → | ||||
Indirect evidence Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 24 | 9 contacts → | ||||
Partial evidence “Since 2004, we have been providing carbon and stainless steel pipe, fittings, flanges, valves and many other pipe related products to the Texas Gulf Coast region.” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 25 | 8 contacts → | ||||
Partial evidence “Sovereign Pipe Technologies, a proud division of the Citizen Potawatomi Nation, stands at the forefront of modern infrastructure development.” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
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: api pipe 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 api pipe manufacturers.
- Partial evidence
- Its own public description names part of api pipe manufacturers, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name api pipe 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 92 api pipe manufacturers based in the United States
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Api pipe manufacturers based in the United States at a glance
As of Sep 30, 2026Companies by employee count
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 92 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 api pipe 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 “api pipe 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 api pipe 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 api pipe 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, 545 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.
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 api pipe 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 api pipe manufacturers are there based in the United States?
RevenueBase identified 92 api pipe 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?
WL Plastics, headquartered in Fort Worth, tops this list with the largest team on record.
Which city has the most api pipe manufacturers?
Houston leads with 14 headquartered companies, followed by Midland (6) and Lafayette (2).
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 545 verified decision-maker contacts tracked across these 92 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.
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