Founded in 1895 by Pierre Duvinage, who patented the first spiral metal staircase in the United States, Duvinage manufactures custom metal stairs. From its Hagerstown base, it designs and fabricates stairs, including commercial egress systems through its Sharon Stairs division, acquired in 2012.
Paragon StairsFounded in Erie in 1947, Paragon Stairs manufactures custom spiral and floating stair systems at its Pennsylvania facility. The company became known for perfecting space-saving spiral stairs and later helped bring floating staircases to a nationwide market, pairing in-house engineering with American-made fabrication. Its stairs are shipped as installation-ready kits and carry a limited lifetime warranty on metal fabrication.COLLEGEVILLE, PA
Capozzoli StairworksFrom its eastern Pennsylvania base, Capozzoli Stairworks designs and fabricates handcrafted custom staircases, railings and architectural components for homes and commercial spaces. Family-owned and operated for more than 20 years, the company brings designers, fabricators and skilled artisans together to turn one-off ideas into code-compliant stairways and railings, including systems that can be shipped across the country.CROYDON, PA
Ebinger Iron WorksEbinger Iron Works is a family-owned metal fabrication company established in Schuylkill County in 1927, after Henry Carl Ebinger founded the business there. It specializes in ornamental and miscellaneous metalwork, with particular expertise in monumental stair work and nonferrous metal fabrication. The company turns designers’ concepts into custom metalwork and has operated continuously under family ownership for almost 100 years.SCHUYLKILL HAVEN, PA
Keuka Studios, IncFounded in 2002, family-run Keuka Studios designs and fabricates custom architectural metalwork, specializing in cable railings and stairs from its Upstate New York facility. Its signature curved Keuka Style railing and made-to-fit approach reflect the company’s roots in industrial design, while 3D renderings, laser scanning and collaborative design reviews help projects fit precisely before fabrication. Keuka builds its work in the USA and ships to projects across the country and beyond.RUSH, NY