HEF USA: Wholly-owned subsidiary of the HEF Group charged with the Sales & Marketing of (a) chemicals / salts for Liquid Nitriding – which is a family of proprietary ferritic nitro-carburizing processes commercialized under the trade names of ARCOR^®, MELONITE^®, and QPQ; (b) Tribology testing services; and (c) engineered bushings for industrial applications.

TECHNIQUES SURFACES USA: Wholly-owned subsidiary of HEF for commercial processing of PVD/DLC coatings and Liquid Nitriding treatments. In Jan 2011, TECHNIQUES SURFACES USA started its first industrial CLIN facility in Kearney, NE, currently dedicated to the processing to high-volume automotive components. Today TS USA operates three facilities in the US: Springfield, OH; Chattanooga, TN; and Kearney, NE. In addition, TS USA will be launching a new site for Liquid Nitriding & PVD Coatings in Chino Valley, Arizona.

TS NORTHEAST COATINGS TECHNOLOGY: An HEF Group fully owned company that provides jobbing services for several of our surface treatment technologies. NCT currently offers HEF's line of CERTESS PVD coatings & Liquid Nitriding jobbing services in Kennebunk, Maine. In addition, this facility provides Cathodic Arc-based PVD coatings.

TS TECH NICKEL: A fully owned HEF Group company, located in Benton Harbor, Michigan, provides Liquid Nitriding jobbing services. In addition, this facility also provides electroless nickel plating, hard chrome and nickle-chrome plating.

CALICO COATINGS: A 50% HEF Group JV that provides jobbing services for several surface technologies, including PVD coatings; PTFE/FEP coatings; Solid-state & Break-in lubricant coatings etc.