"A cohesive group of advanced precision casting and machining businesses, delivering world-class engineering solutions for performance-critical applications"



Today’s top tier manufacturers require suppliers that can design and manufacture components quickly, efficiently and to the highest quality, safety and environmental standards.

Expromet harnesses the capabilities of a group of complementary advanced precision casting and machining businesses to deliver world class engineering solutions to customers on a global basis.

Our businesses are market leaders in their respective fields and draw upon Expromet’s UK manufacturing capabilities and its global supply chain to find solutions to the many complex technical challenges that our customers face. 

The group serves customers in the defence, aviation, marine, medical, energy and automotive sectors and other performance-critical industries.

Solutions range from UK-manufactured investment, sand and gravity die castings to low-cost castings and forgings sourced from international supply chain partners.

We place engineering excellence, technological advancement and precision at the core of everything we do. Our vision for Expromet's future is to continue development and investment in areas that bring additional technological and manufacturing advances to our customers, thereby creating a fully integrated, leading-edge supplier of engineered solutions.

our businesses



Investacast is one of the leading suppliers of investment castings in the UK, with its manufacturing base in Devon and a network of foundry and metal partners based in Asia.


Haworth Castings

Haworth Castings specialise in manufacturing fully tested, machined and finished sand and gravity die castings, with two locations in Hampshire, UK.


for further information please get in touch


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Expromet Technologies Group Ltd

Mullacott Cross Trading Estate,
Ilfracombe, Devon,
United Kingdom,
EX34 8PL

+44 (0) 1527 592491