Signal Group promotes as managing directors Charles Cooper, also chair-advocacy, and Elizabeth Northrup and John Procter, also co-chairs-communications ... Stateside Associates advances Johnathan Lozier to vice president ... Patent Trial and Appeal Board litigation firm Lowenstein & Weatherwax adds partner Bridget Smith, ex-Knobbe Martens ... Agriculture Secretary Sonny Perdue swears in DJ LaVoy, ex-Real Estate Assessment Center, as rural development deputy undersecretary.

HTC names Yves Maitre, from Orange, as CEO-president, replacing Cher Wang, who remains chairwoman ... Barclays appoints Adrienne Yih, ex-Wolfe Research, managing director-senior e-commerce and brand retailing analyst ... CBS advances George Schweitzer to chairman-marketing and names Mike Benson, from Amazon, president-chief marketing officer, succeeding Schweitzer as chairman in spring, when he moves to special adviser.

Charter Communications appoints Stephanie Mitchko, ex-Cadent, executive vice president-chief technology officer ... Wow promotes Bill Case to chief information officer; Matt Bell departs as chief technology officer ... Arm co-founder and Chief Technology Officer Mike Muller retiring ... Intel promotes Gregory Bryant and Michelle Johnston Holthaus to executive vice presidents.

New York University Wireless appoints Thomas Marzetta, from NYU’s Tandon School of Engineering, director, succeeding co-founder Ted Rappaport, who maintains leadership and research roles ... Fox Entertainment hires as senior vice presidents Julia Franz, ex-Spectrum Originals, for comedy, and writer-producer Daniel Weidenfeld, animation.

AT&T promotes Charlene Lake to chair, AT&T Foundation ... Salem Media Group, in what it calls a cost-savings move, announces resignations of board members James Keet Lewis, Jonathan Venverloh, Stuart Epperson and Edward Atsinger ... Library of American Broadcasting adds April Carty-Sipp, NAB, to board ... Take-Two Interactive Software elects Roland Hernandez, Hernandez Media Ventures, to board.