Castlet has been offering innovative engineering solutions for the industrial, aerospace and defence sectors to global clients for over 50 years.

Established in 1974 in Lincoln, Castlet has developed a reputation for reliability, with unrivalled expertise in Electrostatic Precipitator (ESP), Power, Control, Automation and Defence solutions. 

We are trusted by some of the world’s biggest businesses, such as EON and Siemens, providing a range of bespoke services including consultancy, system design, software & hardware development, manufacturing, installation services or maintenance.

Castlet

Org chart

Teams

Offices