Sonepar USA (Charleston S.C.): Mark Linder joined the Sonepar USA senior management team as the new V.P. of eCommerce and Digital Marketing, effective Feb. 23. Linder will manage all aspects of the eCommerce initiative, including strategy, prioritization and implementation. He will also be responsible for data management and digital marketing in support of eCommerce. Mark comes to Sonepar USA from HD Supply Facilities Maintenance Division, where he was Senior Director of e-Business.