Angelo Yializis, Ph.D.

CEO
Sigma Technologies Int'l

 Dr. Yializis is the founder and CEO  of Sigma Technologies International founded in 1992.  Before that he was a co-founder and engineering VP of Spectrum Polytronics, a General Electric capacitor spin off operation in Tucson, Arizona.  Previously, Dr. Yializis held several research and managerial positions at GE Capacitor Products Department. He received his B.Sc. in Applied Physics, at the Royal Melbourne Institute of Technology, Australia, A M.Sc. in Solid State Physics, and a Ph.D. in Electrical Engineering – HV Insulation and Gas Plasmas, at the University of Windsor. He is the recipient of the Canadian National Research Council graduate scholarship and other technical and managerial awards. He has over 47 U.S. patents and more than 60 journal and conference publications.

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