Mr. Walter Narajowski

Independent Director, representing LabDx L.L.C.

Mr. Walter Narajowski currently serves as Senior Vice President and General Manager at Roka Bioscience (NASDAQ: ROKA) in San Diego. Previously, Mr. Narajowski was CEO of Pathway Diagnostics, a biomarker development and testing company, which was subsequently sold to Quest Diagnostics. Prior to Pathway, Mr. Narajowski served as Vice President and General Manager of Focus Diagnostics, an infectious disease CLIA reference laboratory and diagnostic product business. The majority of Mr. Narajowski’s career was with Abbott Laboratories where he served as Vice President, General Manager of critical care products, vice president, general manager of the infusion pump business, General Manager of physician office diagnostics, and a Director of research and development. Mr. Narajowski received his MS in bioengineering from the University of Utah, and his BS in electrical engineering from the Illinois Institute of Technology.