John Guest

John Guest company information, Employees & Contact Information

Updated June 2026

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John Guest is a Industrial Machinery Manufacturing company and founded in 1961. It has approximately 151 employees on record. Contact data was last refreshed in June 2026. Find John Guest's verified employee emails, phone numbers, headquarters address, and key decision makers below.

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John Guest, part of the RWC family of brands, is the world’s leading manufacturer of plastic push-fit fitting, valves, pipes and tubing. Millions of our products are used worldwide by a diverse range of sectors, from Drinks Dispense to Plumbing & Heating, Compressed & Pneumatics, Water Filtration, Telecoms, and Automotive as well as numerous OEM applications. Innovative design is at our core. It means clever, timesaving solutions for you, engineered with lasting quality you can rely on. From state-of-the-art R&D to world-class product testing and quality control, our innovations are the by-product of pure engineering mastery. The same ethos drives our customer service and design service, ensuring we provide expert support whenever you need it.

Company Details

Employees
151
Founded
1961
Address
London
Industry
Industrial Machinery Manufacturing
NAICS
Industrial Machinery Manufacturing
Food Product Machinery Manufacturing
Semiconductor Machinery Manufacturing
Sawmill, Woodworking, and Paper Machinery Manufacturing
Printing Machinery and Equipment Manufacturing
Other Industrial Machinery Manufacturing
Keywords
design service.
HQ
London
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