Billco Corporation is a 3rd Generation Pipe Fitting Manufacturer located in the Chicagoland area. Billco has been Women Owned for over 20 years, and recently acquired 3rd party certification as a “Women Owned Small Business”.

Billco has been manufacturing domestic made fittings for over 50 years! We specialize in manufacturing bushings, caps, plugs, and couplings from various materials such as steel, brass, stainless, cast iron, alloy, and aluminum. 

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