Semtech, cloud connectivity service provider, hires MKS Instruments’ Mark Lin as executive vice president-chief financial officer, succeeding Emeka Chukwu ... Commvault, cloud data protection platform, names Cohesity’s Richard Gadd senior vice president-Europe, Middle East, Africa and India region ... Voice on the Net Coalition elections, including new to their positions: John Murphy, Nextiva, as chairperson; Brendan Kasper, 8x8, president; Sarah Halko, Telnyx, secretary; and Jessica Jones, Twilio, director.