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John Guest 60 year anniversary timeline

Travel with us through the last 60 years


The birth of the brand

John Guest starts his business specialising in precision engineering and tool making for a diverse range of sectors.

Image of John Guest and JG roundel

Production grows

Began producing complex die cast components and machining for major UK pneumatic valve manufacturers.


Handling the pressure

John Guest created Super Speedfit, the world’s first push-fit solution for compressed air.

Image of JG Air and flag icon

Recognising achievement

John Guest received an MBE for services to industry.



Getting into food

The first food-grade product range was launched.


From fibre to Ford

We developed the first fibre optic connector for BT and fuel connectors for Ford.

Image of direct buried fitting and icon

Plumbing transformation

The launch of JG Speedfit plastic push-fit technology for the plumbing and heating industry.

Image of JG Speedfit product and rocket icon

In the pipeline

The launch of JG Speedfit plumbing pipe. 


Twist & Lock

JG Speedfit Twist & Lock plumbing and heating range with multi-seal technology was launched.



Pulling the perfect pint

JG PolarClean fittings for beer lines developed to keep draught beer cold and clean.


Image of beer pump and icon

Setting the bar

95% of bars in the UK use John Guest fittings in beer lines.


Word leaders

We are the largest push-fit manufacturer in the world.