Latest News

New Purchasing Manager

August 2021

We are pleased to welcome Tracey Gilliver to the team as our Purchasing Manager.

Returning customer orders electric pump skid

March 2021

A leading chemical company has ordered a pump unit for tank cleaning applications. This unit features the super-reliable Hammelmann pump and has a performance of over 130 litres per minute at just under 500 bar.  

Calder is forty years old!

March 2021

Since Ian Calder-Potts and his family settled in the West Midlands over four decades ago and set up this company, we have excelled in the design and manufacture of high pressure pump units at our Worcester factory. Calder pumping equipment is trusted...