Boulder Tap House is open and pouring in Rochester Boulder Tap House, a popular chain owned by the Waite Park-based Letnes Restaurant Group, recently opened the doors of its new Rochester location at 24 17th Ave. NW on the south end of the Miracle Mile Shopping Center. Written By: Jeff Kiger | × The Med City is wrapping up April with more beers and burgers on tap than it had in March. Boulder Tap House, a popular chain owned by the Waite Park-based Letnes Restaurant Group, recently opened the doors of its new Rochester location at 24 17th Ave. NW on the south end of the