About Us

Subcontract Precision Engineering CNC Machining & HAAS Machine Service Specialists

Piranha CNC was founded in 2014. David set up the company, Dan Joined in 2020 to set up the machine shop. Originally located in Hemel Hempstead providing HAAS machine servicing around the UK in a wide range of industries. In July 2020, they relocated North to Huntingdon and expanded into precision CNC machining and sub-contractor projects.

In the Beginning

Great-grandfather was fully apprentice trained and was the foreman of a grinding shop. Grandfather, also fully apprentice trained, served in the royal engineers during National Service, Attended night school to gain his Higher National Certificate, and then went on to ICI Ltd as Special Purpose Machine Tool Designer.

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More Recent Times

Dan Darvell served his apprenticeship and become a trained CNC machinist and tool maker experienced in sub-contractor work to motorsport and the aerospace industry and sub con machining. Daniel’s experience in using CAD-CAM and CNC lathes and milling enables us to produce high-quality components from a wide range of industries.

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David Darvell worked as a service engineer both at home and abroad after a full mechanical apprenticeship in tool making and machine tool fitting at Lucas Aerospace in Hemel Hempstead.

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Specialist Industries

With our vast experience in a range of industries, we have provided our services to specific industries including; Motorsport, fluid dynamics, print, automotive and general sub-contract engineering.

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"Piranha CNC was highly recommended to me as a great place to get a bespoke metalwork service.  My experience has been positive from the first impression of seeing their dynamic machining workshop set up.

Dan and Dave are respectful and friendly, they showed knowledge of the industry and considerable understanding of the machining process. When faced with a technical challenge, Dan collaborated to find a solution and offered suggestions to make it more machinable and cost-effective, adding real value.

Piranha CNC provision engineering delivered fantastic results. I’m pleased I chose a firm which offers reliable service and skilled people to work with."

Dan Starmer

"Fastec has worked with Piranha CNC on projects where we either do not have the capacity or size capacity. All work has been carried out to high specification and within the time frames required and we would not hesitate to work with Piranha CNC in the future if the need arises."

Jim Wetherell

"We have been lucky enough to work with Dan and the Team at Piranha over a number of years. They are always approachable and helpful, which combined with a quality of work that is excellent; gives us the confidence that we too can deliver."