A graduate of London's Royal College of Art, Colin Mier was a practising illustrator while lecturing at Kingston University, Kent Institute of Art & Design and course advisor at De Montfort University. In 2013 he moved to Falmouth with his family, to focus on printmaking, in particular, screenprinting. He maintains a base in London which enables him to continue working with contacts there.

His work has been exhibited widely in the UK and beyond.