Triangle Package Machinery Company, founded in 1923, is a US-based manufacturer of sanitary food packaging equipment. The company sells a variety of products, including vertical form-fill-seal (VFFS) bag machines, combination weighers, horizontal cartoners, and tray loading/depositing systems.

Triangle's equipment is noted for its longevity, ease of maintenance, and sanitary design, which meet the food industry's strict hygiene standards.

Triangle's machines, with over 100 years of experience, are intended for washdown settings and engineered to last, with many continuing in use in facilities throughout the world after several decades. The organization also offers a complete support system, including a qualified team of service professionals, to ensure constant client service and maintenance.