NAB promotes to senior vice presidents Ann Marie Cumming...

NAB promotes to senior vice presidents Ann Marie Cumming for communications and Shermaze Ingram for marketing and creative services … Matthew Anderson, ex-News Corp., joins Roku as chief marketing officer, new post; search continues at Roku to find replacement for Charles Seiber as vice president-marketing … Lookingglass Cyber Solutions cybersecurity firm names Allan Thomson, ex-Cisco, chief technology officer … Nexstar promotes Julie Pruett to senior vice president and regional manager, West region, new position … Digital Realty Trust data center firm names John Stewart, ex-Green Street Advisors, senior vice president-investor relations, expected to be effective Sept. 9 … In Shentel organizational realignment, vice presidents adding duties are Thomas Whitaker for cable, Edward McKay, wireline & engineering, and William Pirtle, wireless … A10 Networks hires Ray Smets, ex-Metaswitch Networks, as vice president-worldwide sales.