Voltaix Inc., a provider of materials designed to enhance the performance of solar cells and semiconductors, has named Matthew D. Stephens executive vice president of sales and marketing.
Stephens is currently the chief technology officer of Voltaix and will retain this role. Previously, he guided the sales and marketing function for more than six years as chief operating officer of Voltaix from 2003 to 2009.
Stephens succeeds Mark K. Fine in the sales and marketing role. Fine will transition to a senior advisor role and will report to CEO Peter Smith.