Management

Vijit Sabnis – Chief Executive Officer, Co-Founder

Dr. Vijit SabnisDr. Vijit Sabnis has served on Solar Junction’s board since just after the company’s inception. He has over 15 years of hands-on experience with III-V optoelectronic device design, wafer processing, and characterization. He received his Ph.D. in Electrical Engineering from Stanford University for developing III-V photonic switches for optical routers and wavelength conversion applications. Vijit also held a senior position at Translucent, Inc where he was principal investigator on the DARPA EPIC program investigating applications of rare-earth oxides for CMOS-integrable optical amplifiers and lasers. He holds over 15 publications and 4 patents.

Ivan Fujihara – Vice President, Finance & Corporate Controller

Ivan FujiharaIvan Fujihara has over 20 years of experience in corporate finance, including roles as CFO, Corporate Controller and Senior Financial Analyst. Before coming to Solar Junction, Ivan was CEO and Co-Founder of SIFF Investment Services, Inc. since 2004, he created and perfected the unique blend of financial planning and real estate investment services offered by his company. Ivan also worked as General Manager and CFO of THX, Ltd. (Lucas Film), and Creative Labs, NetGravity, MetricTest and VeriFone. He has operated his own small tax business since 1985. Ivan has a BS degree from the University of Hawaii and an MBA in Corporate Finance from Golden Gate University. He is an Advisory Board Member of Golden Gate University School of Business and is currently serving on the Board of Directors as the Vice-Chair for Lincoln Child Center, a nationally respected, multi-service organization for vulnerable and emotionally troubled children and their families.

Homan Yuen – Vice President Research & Development, Co-Founder

Dr. Homan YuenDr. Homan Yuen brings extensive hands-on experience growing and characterizing devices by MBE for a wide range of applications including solar cells, optoelectronics, silicon photonics, and CMOS electronics. He received his Ph.D. in Materials Science & Engineering from Stanford University for developing the dilute nitride material system (particularly GaInNAsSb) for semiconductor laser diodes. These laser diodes had the best performance for long-wavelength lasers on GaAs due to the highest quality dilute nitride material. Homan also held a senior research position at Translucent Inc. developing rare-earth oxides by MBE. He brings over nine years of experience in materials science and device technology with over 50 technical publications.

Ed Birss – Vice President, Business Integration

Ed BirssEd joined Solar Junction in 2011 after serving as a board observer for Advanced Technology Ventures since 2008. Ed brings over 25 years senior management and engineering experience, including roles such as Sr. VP of Products at Apple Computer, Inc. COO at Taligent, VP at Silicon Graphics, Sr. VP of Engineering at AXENT Technologies (acquired by Symantec), and VP of Engineering at Peakstone. Ed holds a M.S. in Computer Information and Control Engineering and a B.S. in Electrical Engineering from the University of Michigan.

Michael Wiemer – Vice President Device Development, Co-Founder

Dr. Michael WiemerDr. Michael Wiemer brings over 12 years of hands-on semiconductor device design & fabrication experience to the Solar Junction team. He has designed, fabricated, and tested a wide variety of optoelectronic devices and structures made from Silicon, Germanium, and III-V materials. Such devices include various kinds of lasers, high sensitivity photodetectors, solar cells, and optical waveguide devices. Mike received his Ph.D. in Electrical Engineering from Stanford University where he worked on novel device designs and applications for multi-GHz mode-locked III-V semiconductor lasers. He holds 5 technical publications and 2 patents.

Jeff Allen – Vice President of Business Development

Jeff AllenJeff Allen brings over 18 years of experience leading and executing successful commercialization of renewable energy and semiconductor products. Most recently, he drove revolutionary semiconductor equipment to large-scale adoption as senior business development executive at Lam Research and as General Manager at Komico's Sosul division. Prior to Komico, Jeff managed sales and marketing at industry leading companies including KLA-Tencor, Veeco Instruments, Therma-wave and Nanonex. Jeff has excelled as a product evangelist and strategic business development leader through his combination of broad business expertise and in-depth technical knowledge. Jeff has a B.S. degree in Aerospace Engineering from San Jose State University and an M.B.A. from the University of Phoenix.

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