Take I-5 south to exit 154B. Turn left onto Southcenter Blvd. Turn right at 61st Ave. So. (over-pass). Turn left to Tukwila Parkway and proceed east to Andover Park West. Approximately two blocks. Turn right and go one mile south to Midland Drive. Turn right and go one block west to building C. Turn left, our offce is the second on the right.