From Wilmington area:
Take Lancaster Pike (Route 41) north to the intersection of Lancaster Pike
and Yorklyn Road, Hockessin. There is a traffic light at the intersection. Turn right (East) onto Yorklyn Road. Pass Richardson Garden Center on the right and pass two low-rise brick office buildings. Turn right into the entrance of the Stone Mill Office Park. Drive straight toward the UPS, Fed Ex. Boxes.
My building (# 724) is a three story brick building. After entering
the building head right. You will pass an attorney’s office (#100). I am in
the next office # 135.