Group Companies

Heyaru Engineering

Heyaru Engineering has a broad experience in processing diamond. Heyaru can supply both single crystal diamond and polycrystalline diamond in several qualities. All their diamonds are lab grown chemical vapour deposition (CVD) diamond. Their customers require the highest standard with tight tolerances and often tailor-made. With a wide range of production techniques, Heyaru is able to meet these requirements.

Kentucky Advanced Materials Manufacturing Company

Kentucky Advanced Materials Manufacturing Company, (KAMM), specializes in the high-capacity production of lab-created diamonds.  From its manufacturing plant in Louisville, Kentucky, and branch office in New York, KAMM is accelerating the adoption of diamond for industrial, electronic, medical and other hi-tech applications.