If your project starts with a boundary survey, topographic survey, or both Kelley Engineering & Surveying is equipped and experienced to handle it. We use a Trimble R-10 GPS System and a Trimble S6 Robotic Total Station for accurate measurements. We also offer Aerial Photogrammetry with our DJI Phantom 4 Drone. For more information click the Aerial Photogrammetry link above. A full list of our services is located on the Services link above in the Surveying drop down list, and a selection of our past and present projects can be viewed with the Projects above in the Surveying drop down list.