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About Crystaltech

Crystaltech was formed by Derek Maher in 1980 to specialise in the service and installation of commercial glass & dishwashers.
We are now the UK’s largest independent warewashing service company and pride ourselves in the close working relationship we have with our customers.

The market leaders in glass and warewashing

As a glasswashing specialist with over 35 years hands on experience, Crystaltech is the market leader when it comes to solving your warewashing results problems. Derek Maher, founder of Crystaltech, is the UK’s leading expert on achieving flawless wash results.

As an expert within this industry Derek and his team are passionate about achieving flawless results and carry out consultancy work with Cask Marque as well as ensuring leading pub groups, Fullers and McMullen’s, achieve award winning clean glass results across their entire estates. Our team of over 50 highly qualified and comprehensively trained, DBS certified engineers are employed on a full-time basis and are based nationwide. We do not subcontract our service work to other companies.

We stock over 40,000 parts for all makes and models of glass and dishwashing machine which enables us to achieve a very high first-time fix rate. Our reputation is built on service without compromise. Whether we have supplied your equipment or you need maintenance support for existing appliances, our team of experts is here to help.

Impressive results

All makes and models

Qualified engineers


Find out more details about the services Crystaltech have to offer

Our services

Crystaltech holds all industry recognised accreditations, memberships and guarantees including:

Derek Maher, Crystaltech Managing Director, has been awarded Chartered Environmentalist (CEnv) registration.
This is the highest level of professional registration available for environmental practitioners.