We have been making catering water boilers for 70+ years and bespoke on board water boilers for the rail industry since 2000.

• 1939 Calomax founded in Leeds
• 1948 NHS founded
• 1950 Sales particularly to hospitals continue to increase
• 1962 Move to purpose-built factory
• 1975 Electric CB boiler first introduced
• 1985 Electronic control introduced
• 1993 Investment in 3D CAD software
• 1995 Wall-mounted models launched
• 1999 Popular Cascade boiler wins award
• 2000 Kudos model introduced
• 2000 Specialised Train boilers developed for GNER
• 2004 Eurostar base unit system developed
• 2005 Quantum ‘care’ model launched
• 2006 First Great Western train boilers supplied
• 2008 CNC Turret Punch Press installed
• 2008 Virgin Voyager boiler manufactured
• 2011 Eclipse eco-range launched
• 2011 East Coast Mainline boilers produced
• 2013 Automatic tube bending introduced
• 2015 Warm water hand-wash machines developed for Eurostar
• 2018 Rapid manufacturing incorporated into sample production
• 2019 3 rail projects completed for East Midland, Cross Country and Siemens