Induction Heat Treatment Services Ltd was formed in 1967 to serve the needs of the metal industry as heat treatment specialists. Induction Heat Treatment Services is an independent sub-contract heat treatment organisation which offers a range of heat treatment processes.

Induction Heat Treatment Services Ltd is part of the Caldervale Group of companies. The Caldervale Group celebrated it's 100th anniversary in 2002 by maintaining it's existing customer base and striving to find new customers to ensure continued growth in the future.