Isaac Fehrenbach

Isaac is leading Greylock’s efforts in Energy and CleanTech. He led Greylock’s investment in SunEdison, North America’s largest solar energy services company. He participates in the SunEdison board of directors.

Isaac has an 11 year background in semiconductors and communications. Most recently, Isaac was Director of Marketing at Tabula where he was responsible for all aspects of product and strategic marketing including the product definition of Tabula’s whole product.

Prior to Tabula, Isaac was an Associate at Greylock where he participated in many of the firm’s operations. He sourced Greylock’s investments in Data Robotics and ZeroG Wireless. He was also a board observer at Data Domain (DDUP),RightNow (RNOW), Tabula, and ZeroG Wireless. In addition, he has held a variety of marketing and sales positions at Altera and Cypress Semiconductor.

Isaac has an MBA from the Stanford Graduate School of Business and a BSEE from the University of Michigan.