GenMark Diagnostics: Scott Mendel, Hany Massarany, Kevin O’Boyle, James Fox

GenMark Diagnostics has appointed Scott Mendel, its chief operating officer, as interim president and CEO, effective immediately. Hany Massarany has stepped down as president and CEO and as a member of the company’s board of directors, also effective immediately. GenMark said it has commenced a search to identify a permanent CEO.

The firm appointed Kevin O’Boyle as chairman of the board. James Fox, GenMark’s prior chairman, will remain on the board as a non-executive director.