Showmentum is an entertainment production company specializing in live comedy. We offer a complete solution for wineries, breweries and public venues. Everything from talent management, ticket sales and on-site production is covered. Just give us a time and place and we take care of the rest. Located in Livermore, CA Showmentum, Inc. provides services all over the Bay Area including greater San Jose, Tri-Valley, Oakland, San Francisco, Marin and Sonoma Counties.