FreeCast appoints Erik Genrich, ex-Hotwire Communications, as chief revenue officer ... Dan Huberty, ex-Servicenow, joins tech and services firm Pomeroy as chief digital and innovation officer ... Cloud services provider Rootstock Software names Andy Brabender, ex-Gridpoint, as chief revenue officer ... AI-radio access networks technology consortium AI-RAN Alliance appoints Alex Jinsung Choi, previously Deutsche Telekom, as chair.