Founded in 1930, Chicago Fittings Corporation is a leading manufacturer of specialty joining solutions, particularly for the natural gas and propane industries. Its signature product, the X-Riser, is the only riser with no underground joints. The company, now based in Beloit, WI, has grown significantly, expanding its facility in 2023 to meet rising demand. Known for its engineered solutions, Chicago Fittings is ISO 9001:2015 certified and supports customers through every stage of a project-from prototyping to production.