Communications lawyer Davina Sashkin, former counsel-BakerHostetler, joins Wilkinson Barker as partner … Entravision appoints Chief Financial Officer and Treasurer Chris Young interim CEO following death of CEO Walter Ulloa (see 2301030045) … Comcast extends contract of Michael Cavanagh, recently appointed president, through December 2027 ... L3Harris Technologies names Collins Aerospace’s Samir Mehta president-communication systems segment, succeeding Dana Mehnert, retiring after 38 years ... Kaleidescape promotes James Kleist to vice president-engineering ... Canon Canada names Isao Kobayashi president-CEO, succeeding retiring Nobuhiko Kitajima ... Immersion appoints Eric Singer as president-CEO, in addition to continuing as chairman; Francis Jose, interim CEO for past 16 months, returns to the role of general counsel ... Tradeweb Markets promotes Billy Hult to CEO and Thomas Pluta to president; Lee Olesky, former chairman-CEO, retired as CEO Saturday and now is nonexecutive chairman ... Chinese online content community Zhihu names Quwan Holding’s Henry Dachuan Sha CFO and adds him to its board, replacing Wei Sun, resigned ... Smart home ecosystem company Zeasn adds Smart Cinema CEO Jack Gao, former president of Microsoft China, to its board as chairman of its global strategy committee.