Stingray Digital Group Inc. , the provider of music content over TV subscriptions, has named Stephen Tapp as senior vice-president of business development, the company said in a press release Thursday. His responsibilities will include overseeing “relationships with record labels and the music industry in addition to being responsible for global and domestic business development,” the release said. Tapp was the founder of advisory and investment company Hercules Media Group Inc., which specializes in “digital television, online and mobile media and marketing,” it...