STS9 has added a few additional West Coast dates its summer schedule. Each of these two-set shows will compliment the groups previously confirmed national co-headlining tour with Umphreys McGee. The latest round of dates include extremely intimate fan club shows at San Franciscos The Independent (8/15) and Boulder, COs Boulder Theatre (9/4), as well as marquee appearances at Portland, ORs McMenamin’s Edgefield (8/22) and Seattles Marymoor Amphitheatre (8/23). STS9 will also make its headlining debut at Berkeley, CAs The Greek Theatre on August 16, where the group opened for String Cheese Incident last summer, and headline Morrison, COs Red Rocks Amphitheatre for the third year in a row on September 5 and 6. The livetronica sensations will appear next at West Hollywood, CAs House of Blues on May 16 and 17.