Startime Enterprises, Inc. 3480 Greenbriar Pkwy SW, Atlanta, GA30331 Startime Enterprises, Inc. is located within the Greenbriar Park Executive Office complex. Mike Milner is its president…More and ceo, and it is a non-profit organization that books talent acts. There is a recording studio here as well. Startime showcases the talent and musical skills of children from 7 to 18 years old. His motto is, "Anything to do with music, we do it." Milner books talent acts, including bands, models and ventriloquists to clowns, illusionists, and hypnotists.