Comcast promotes Ricky Frazier to senior vice president-Keystone region, encompassing parts of Maryland, Ohio, Pennsylvania and West Virginia ... Alphawave Semi, supplier of high-speed connectivity infrastructure silicon, hires Charlie Roach, ex-Inphi, as chief revenue officer ... Thunderbird Entertainment taps Simon Bodymore, ex-Tasktop Technologies, as chief financial officer, effective March 4, succeeding Barb Harwood, departing Thunderbird March 1 ... New York Amsterdam News hires PBS NewsHour’s Aaron Foley as news editor, and promotes Damaso Reyes to executive editor.