Integral Ad Science, global media measurement and optimization platform, hires Cameron Miille, ex-FreeWheel, as chief revenue officer of Publica by IAS, its connected TV ad server subsidiary ... AtScale, provider of semantic layer solutions for generative AI, adds Mark Palmer, founder-CEO of tech consultancy firm Techno-Sapien, and Sandhill East President Roseann Palmieri, also former Bloomberg and Thomson Reuters, to its board ... Talkdesk hires Simon Horrocks, ex-Harness.io, as Asia-Pacific leader ... AXS adds Sian Egbujie, ex-Dice, as strategic operations director-Europe, and Christina Chu, ex-Redbox, as senior vice president-software engineering ... Nextworld, enterprise software solutions provider, adds former Fluke, Nextel, Vonage and Gogo executive Barry Rowan to its executive advisory board ... Tredence, AI solutions company, names Munjay Singh, ex-Infosys, chief operating officer ... IAB Tech Lab, software-as-a-service platform, adds Optable Chief Product Officer and co-founder Bosko Milekic to its board.