David Grenewetzki

David Grenewetzki is the current Executive Chairman at AlterG and has a long history of working with various companies in different capacities. David was previously the President at Expresso Fitness from June 2004 to December 2009 and was responsible for successfully finding a buyer for the company's assets. Prior to that, they were a Board Member at Irrational Games from April 2004 to July 2005 and founded Spectre Technologies, a software developer and publisher of utility software, in the early days of the personal computer. David has also worked as a consultant for Pulson Inc.

David Grenewetzki holds a BS in electrical engineering from the University of California, Davis, an MBA in business from California State University, Northridge, and an MS in electrical engineering from the University of California at Los Angeles.