Welcome to KTH Holts

Part of the KTH Engineering Group

Excellence in Heat Treatment

Leaders in the field of Heat Treatment, KTH Holts have provided world class bespoke service solutions and premium quality processing for the precision engineering industry since 1860.  KTH Holts are specialist heat treaters who deliver the highest standards and the widest range of heat treatment services to the industry.

With our degree qualified metallurgists and expertly skilled staff we ensure the optimum processes are carried out for every job entrusted to us making KTH Holts the leading choice in Heat Treatment.

Along with our partners in the KTH Engineering Group we have a unique opportunity to offer integrated solutions for all our clients’ needs and requirements.