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Joseph Limber, Edward Hurwitz, Sharat Singh, Dennis Harris, Dawn Madden, Anne Kopf-Sill, Robert Nagle, Anthony Hendrickson, Lyn Leaper

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Joseph Limber is stepping down as president and CEO of Aclara BioSciences “to pursue other opportunities,” the Mountain View, Calif.-based company said last week. He will remain a member of Aclara’s board and continue to serve as an executive director until a new CEO has been found. In the interim period, Edward Hurwitz will also serve as executive director. Hurwitz is currently a venture partner of venture capital firm Alta Partners. Prior to that, he was senior vice president and CFO of Affymetrix.

Furthermore, Aclara promoted Sharat Singh to vice president of eTag assay technology, from vice president of advanced technologies. Prior to joining Aclara, Singh was a fellow at Syntex/Dade-Behring.

Also, Dennis Harris has become senior vice president of systems integration and business development, leaving his position as senior vice president for research and development. He joined Aclara from Amersham Pharmacia Biotech.

In addition, Dawn Madden has become vice president of marketing, moving on from director of marketing. She came to Aclara from Applied Biosystems.

 

Anne Kopf-Sill has been promoted to vice president of new products at Mountain View, Calif.-based Caliper Technologies. Previously she was senior director of the company’s genetic analysis programs. Kopf-Sill holds a PhD in chemical engineering from Stanford University. Furthermore, Robert Nagle has been appointed vice president of product development. Previously, he was a research fellow and director of engineering at Caliper. In addition, Anthony Hendrickson has become vice president of finance. He used to be controller and chief accounting officer.

 

Lyn Leaper has become vice president of intellectual property at Astex Technology. She joins the company from Stratagem Intellectual Property Management, where she was a principal. Leaper, who is qualified as a European patent attorney, holds a PhD in plant biochemistry and molecular biology.

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