Jorg Helmut Hohnloser

Frontken (Singapore) Pte Ltd. provides thermal spray, cold build up and industrial coating services. It also offers cleaning, specialized welding, surface texturing, mechanical repair and maintenance services. The company was founded by Kan Yen Yeo and Hua Choon Wong in 1996 is headquartered in Singapore.

Ttes Frontken Integrated Services Sdn. The private company is based in Telok Kalong, Malaysia. Bhd. offers rotating equipment engineering, maintenance, and technical support services.

cleanpart GmbH provides engineering services for the semiconductor industry. It offers chemical, mechanical, and process engineering services and surface engineering/coating services. The firm also provides chemical/solvent, electrolytic, mechanical, thermal decomposition, and epitaxy/tube cleaning services for PVD, CVD, CMP, etch, and implant tools and OEM''s, base materials, and deposits. The company was founded by Jorg Helmut Hohnloser in 1972 and is headquartered in Asperg, Germany.

Ares Green Technology Corp. provides precision cleaning, maintenance and regeneration, as well as anode regeneration services using ultra-cleaning and surface treatment technology for the peripheral needs of domestic semiconductor and photovoltaic process equipment components. The company was founded on January 13, 1999 and is headquartered in Tainan, Taiwan.