Management Team

Santosh Kumar


Santosh is a serial entrepreneur. He has started and run 2 other technology companies in the past. Ultrasolar Technology is a result of his MS thesis work in the areas of Pyroelectricity and high efficiency solar cells. His inventions are the basis of 3 companies and several products. He has also spent 20 successful years in large and mid-size semiconductor and hard drive companies in various roles spanning from technology to operations.

Santosh is the author of 15 papers and owns several patents.

Santosh has developed several difficult vital partnerships with large multinationals. He also advises some young start-up companies in the area of company building, product positioning and go to market.

Santosh holds an MS degree in Physics from IIT Delhi and an M.Tech. (Master of Technology) in Materials Science and Engineering from IIT Kharagpur.

Naresh Sharma Ph.D.

Executive V.P. of Engineering and Co-Founder

A versatile executive with hands-on technical and management experience of over 25 years in semiconductor engineering operations, Quality & Reliability and Photovoltaic Technology Development. He has direct experience in building new organization and capability of managing small start-up as well as established large scale high volume manufacturing. Most recently, Naresh has been VP of Operations at Teranetics and V.P. of Quality and Reliability at PulseCore Semiconductor. Previously, as a VP of Engineering Operations at Tripath Technology Inc, he helped bring the company from start-up to a successful IPO. Naresh has served at senior management roles at Cirrus Logic, Cypress Semiconductor, Alliance Semiconductor, Seeq Technology, Fairchild Semiconductor & AMI. He holds Ph.D. in Physics from IIT Delhi and M.S. in Solid State Physics from IIT Roorkee, in India. He has several patents and is the author of 14 research publications – most of the research work focused on variable band gap thin film semiconductors and Photovoltaic devices.

Peter Koiwai

Phone: 1 408 499 6227

Mr. Peter Koiwai serves as the Director of Business Development / Sales and Marketing. A senior business executive with over 28 years’ of business development in solar system technology, solar system design, global solar project development, and electronic system sales. BS Ursinus College, Solar Technology Program, MIT