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Team 
Executive Team | Board of Directors
Mr. Kok-Whee Teo
CEO
Mr. Kok-Whee Teo has over 20 years experiences in semiconductor and electronics industries, primarily engaged in developing new businesses, with over US$ 1 billion accumulated profits created. Mr. Teo has extensive business, engineering and product development expertises in exploring emerging differentiated applications. He had led new global and Asia businesses in semiconductors including digital signal processor; 3D and environment-friendly interconnects; electronic gases and chemical solutions. He held senior positions in Texas Instruments; Molex; and most recently as a global VP in Linde/BOC Electronics. Mr Teo holds MSC Industrial Engineering (Semiconductor/Electronics) and MBA from National University of Singapore.
Dr. Juha Rantala
Vice President of R&D, CTO
Dr. Rantala is the key inventor behind Silecs' fundamental molecular chemistry and silicon materials technology. Before co-founding Silecs in 2000, he spent the majority of his career developing new molecules and chemicals for organic and inorganic spin-on films, focusing on dielectrics and optical films for semiconductor, CMOS image sensor and display applications. A large part of his research work was done at the University of Arizona, where Dr. Rantala continues to hold a faculty position. Prior to co-founding Silecs he also served at VTT Electronics, the national laboratory of Finland, as Chief Research Scientist and Deputy Head of Manufacturing Technologies, leading activities in advanced materials development. During his tenure at VTT Dr. Rantala led several R&D projects with leading international technology companies mainly in the semiconductor and sensor technology fields. He has authored more than 50 publications, frequently given invited talks and chaired several conferences as well as a authored and co-authored a broad range of patents on novel dielectric materials, lithography processes and optical materials. Dr. Rantala holds a PhD. degree in inorganic chemistry from the University of Oulu.
Mr. Hannu Hiillos
Vice President of Finance
Mr. Hiillos is responsible for the finance and accounting functions at Silecs, including financial budgeting and reporting. He has over 15 years of experience in the electronics industry, most recently managing internal and external finance and accounting activities at Aspocomp, a Finland based manufacturer of advanced printed circuit boards for telecom applications. Mr. Hiillos holds a M.Sc. degree in Economics from the Vaasa School of Economics.
Dr. Tong Yan Tee
Vice President of Engineering
Dr. Tong Yan TEE has more than 15 years of working experience in advanced packaging and material R & D management, Capability Development and Strategic Planning. Prior to joining Silecs, he holds senior R&D positions in Nepes Singapore, Amkor and STMicroelectronics. He holds Bachelor, Master and PhD Degrees in Mechanical Engineering.
