Insights

Weld-less Advantage Permanent value proposition as the leading weld-less pipe joining system enabling trenchless projects to reduce welding complexity, labor, and site downtime, which can be pitched to pipeline constructors and trenchless contractors seeking faster installation.

Experience & Scale Over 25 years in the field with millions of linear feet installed positions Permalok as a proven solution, making it a compelling option for utilities, infrastructure operators, and large-scale construction projects that require reliable pipe joins and reduced risk.

Acquisition Momentum Ownership by Northwest Pipe Company since 2021 indicates established distribution and potential cross-sell opportunities within a broader steel pipe and trenchless portfolio, suggesting collaboration on bundled solutions and extended service offerings.

Market Fit Target customers include trenchless construction firms and projects requiring steel casing pipes; highlight compatibility with 8 to 156 inch OD ranges to align with varied pipe diameters and retrofit or new-install projects for water, sewer, or energy sectors.

Revenue Readiness Current revenue range of 10–25 million signals mid-market opportunities; sales conversations can emphasize cost savings from reduced welding, faster deployments, and long-term maintenance benefits to win mid to large-scale contracts.

Permalok® - Northwest Pipe Company Tech Stack

Permalok® - Northwest Pipe Company's Email Address Formats

Permalok® - Northwest Pipe Company uses at least 1 format(s):
Permalok® - Northwest Pipe Company Email FormatsExamplePercentage
FLast@permalok.comJDoe@permalok.com
100%

Frequently Asked Questions

Where is Permalok® - Northwest Pipe Company's headquarters located?

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Permalok® - Northwest Pipe Company's main headquarters is located at 472 Paul Avenue St. Louis, Missouri 63135 United States. The company has employees across 1 continents, including North America.

What is Permalok® - Northwest Pipe Company's official website and social media links?

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Permalok® - Northwest Pipe Company's official website is permalok.com and has social profiles on LinkedIn.

What is Permalok® - Northwest Pipe Company's NAICS code?

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Permalok® - Northwest Pipe Company's NAICS code is 3332 - Industrial Machinery Manufacturing.

How many employees does Permalok® - Northwest Pipe Company have currently?

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As of June 2026, Permalok® - Northwest Pipe Company has approximately 15 employees across 1 continents, including North America. Key team members include Director Of Sales: H. G.Operations Manager At Permalok: B. C.Plant Manager: J. H.. Explore Permalok® - Northwest Pipe Company's employee directory with LeadIQ.

What industry does Permalok® - Northwest Pipe Company belong to?

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Permalok® - Northwest Pipe Company operates in the Industrial Machinery Manufacturing industry.

What is Permalok® - Northwest Pipe Company's email format?

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Permalok® - Northwest Pipe Company's email format typically follows the pattern of FLast@permalok.com. Find more Permalok® - Northwest Pipe Company email formats with LeadIQ.

When was Permalok® - Northwest Pipe Company founded?

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Permalok® - Northwest Pipe Company was founded in 1993.
Permalok® - Northwest Pipe Company logo

Permalok® - Northwest Pipe Company

Industrial Machinery ManufacturingMissouri, United States11-50 Employees

Permalok manufactures a proprietary interlocking system that allows steel pipes to be joined without welding. The system covers pipe sizes from 8 inches to 156 inches outside diameter. With more than 25 years of experience, it has supplied over 4,000,000 linear feet of pipe for a range of trenchless construction applications. 

Based in St. Louis, Missouri, the company operates in the industrial machinery manufacturing sector and serves customers seeking weld-free steel casing for trenchless projects. In 2021, Permalok was acquired by Northwest Pipe Company.

Section iconCompany Overview

Headquarters
472 Paul Avenue St. Louis, Missouri 63135 United States
NAICS Code
3332 - Industrial Machinery Manufacturing
Founded
1993
Employees
11-50

Section iconFunding & Financials

  • $10M$25M

    Permalok® - Northwest Pipe Company's revenue is estimated to be in the range of $10M$25M

Section iconFunding & Financials

  • $10M$25M

    Permalok® - Northwest Pipe Company's revenue is estimated to be in the range of $10M$25M

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