Positron, a PET technology company, has recently hired Kal Fishman as its new vice president of sales and marketing.

According to the Houston-based Positron, Fishman will be responsible for sales and marketing for both IS2 Medical Systems and Positron products.

Previously, Fishman held positions as head of sales and marketing for the pre-clinical imaging division of Siemens Molecular Imaging and global product manager, PET/CT workstations of GE Medical Systems, Positron said.