Founded in 1987, Toledo-based Sterling Pipe & Tube manufactures electric-welded round, square, and rectangular steel tubing, including tubing for exhaust systems. Its five high-frequency mills operate across more than 275,000 square feet of manufacturing and warehousing space, with three shifts running around the clock and in-house cut-to-length and end-finishing capabilities. Sterling supplies customers throughout the United States, Canada, and Mexico and is ISO 9001:2015 certified.
ISO 9001:2015
certification
Jackson Tube Service, IncFounded by the Jackson family in 1972, Jackson Tube Service manufactures welded carbon-steel tubing from its Piqua, Ohio, facility. Still Jackson-owned and operated, the company draws on four generations of family tubing experience to handle specialized shapes and demanding applications, with both high- and low-volume capability. Its customer-focused team serves industries ranging from automotive to agriculture and maintains ISO 9001 certification.PIQUA, OH
Bull Moose Tube CompanyFor more than half a century, Bull Moose Tube Company has manufactured steel tube and pipe, with seven North American production facilities serving structural, mechanical, fire-suppression and infrastructure applications. The company is particularly known for its sprinkler pipe and for combining direct-form and round-to-shape manufacturing methods for hollow structural sections. All Bull Moose facilities are ISO 9001:2015 certified, and its technical team works with customers on demanding tubing and product-development challenges.MASURY, OH
PTCFor more than a century, PTC has built its identity around American manufacturing, collaborative problem-solving, and a willingness to tackle specifications others have not made before. From plants across six states, the company supplies precision steel tubing and pipe to industrial customers, including automotive and energy manufacturers, with production governed by ISO 9001 and IATF 16949 quality systems.ALLIANCE, OH
Paramount TubeNearly a century after starting in Fort Wayne, Paramount Tube remains known for the seasoned workforce behind its custom tubing work, with many employees bringing decades of winding and extrusion experience. The company has grown from an electrical transformer supplier into a 280-employee manufacturer with more than 200,000 square feet of production space, supporting customers whose designs require carefully engineered tubular components. Its quality system is registered to ISO 9001:2015, and its facilities in Indiana, Ohio and China give larger OEM customers a multi-site source.APPLE CREEK, OH