The John Guest Group of Companies is a manufacturer of push-in fittings, pipe and plastic plumbing systems to a wide variety of industries and applications such as Drinks Dispense, Plumbing, Pneumatics, Compressed Air Systems, Water Purification, Drinks Vending, Automotive and Telecommunications. Headquartered in West Drayton, United Kingdom, the company has a global presence with offices in Asia, Europe, North America as well as the Pacific.