Directions to Duncan Robertson, Inc. Search | Advanced Search | New Members | Coupons and Discounts | All Categories Other >> INDOT Prequalified Contractors as of 03/01/2024 >> E(H) Deep Sewer and/or Excavation Duncan Robertson, Inc. PO Box 457Franklin, IN 46131 | map (317) 736-6024 Get directions to: Duncan Robertson, Inc., PO Box 457, Franklin IN Get directions from: Click to Print This Page