From 1-35, take Exit #251 for Business 35. Go east approximately 3.5 miles down Gattis School Road until you cross Red Bud Lane. Once you cross Red Bud Lane, we are approximately 2 blocks down on the left hand side of Gattis School Road. Turn left into the driveway after the Janitor's Warehouse building, and proceed to the 2nd building on the right. If you are coming on Mopac (Toll Road), once you get into the Round Rock area, you will veer right to get on the 45 Toll Road and cross over I-35. Take the exit for A.W. Grimes and turn left. Turn right on Gattis School Road, crossing Red Bud Lane. Proceed as outlined above.