Alta Partners Promotes Robert Alexander, Ph.D. to Director. Adam Tomasi, Ph.D promoted to Principal.

August 31, 2009

San Francisco, CA., August 31, 2009 – Alta Partners, a life sciences venture capital firm based in San Francisco, today announced that Robert Alexander, Ph.D. has been promoted to the position of Director. He currently represents Alta as a Director on the boards of SARcode and Sonexa, two Alta Partners VIII, L.P. portfolio companies. Robert joined Alta Partners as a Principal in 2005.

“Over the past four years at Alta, Robert has proven to be a valued member of our firm and we are pleased to announce his promotion to Director. His broad knowledge of the biotechnology sector and expertise in identifying promising young companies have strengthened our team, “said Guy Nohra, Managing Director at Alta Partners.

Prior to Alta, Robert was a Principal in MPM Capital’s BioEquities fund where he sourced opportunities and led due diligence efforts for both public and private investments. Robert joined MPM from Genentech where he worked in the Business Development group. At Genentech, his responsibilities included sourcing and screening product opportunities based on scientific merit and strategic fit, leading diligence teams and negotiating terms and definitive agreements. Prior to joining Genentech, Robert was a post-doctoral fellow at Stanford University in the department of Pathology. He holds a Ph.D. in Immunology from the University of North Carolina and a Bachelor of Arts degree in Zoology from Miami University of Ohio.

In addition, Adam Tomasi, Ph.D. has been promoted to Principal. Adam joined the firm as a Kauffman Fellow in 2006. Prior to joining Alta, Adam was a student in the Harvard-MIT Biomedical Enterprise Program and held lead scientific positions in medicinal chemistry at Cytokinetics and Gilead Sciences.

Adam completed his Ph.D. at UC Irvine where he was a Fellow of the American Chemical Society and the UC Regents. He continued his education with a postdoctoral role at The Scripps Research Institute/The Genomics Institute of the Novartis Foundation and by enrolling at the Harvard Medical School. Adam holds a B.S. in Chemistry from UC Berkeley, a Ph.D. in Chemistry from UC Irvine, and an MBA from MIT Sloan.

About Alta Partners

Alta Partners is a San Francisco-based venture capital firm focused on life sciences investing. Founded in 1996, the firm has raised $2 billion in committed capital through eight venture fund programs. Alta invests in life sciences companies across the development continuum, from company formation to later-stage opportunities, and has funded more than 130 companies in the sector to date.