Established in 1965, Aero-Graphics supplies aerial mapping products and is headquartered in Salt Lake City. The company s services include aerial photography, photogrammetric mapping, ortho-rectified imagery and global positioning system field surveys. Aero-Graphics owns and operates a Cessna 207 aircraft providing complete control of flight schedules and is equipped with GPS navigation and aerial survey control tool and computer-controlled flight line guidance. The company s flight operations are based at the Salt Lake City International Airport. Aero s photogrammetric mapping services include analytical aero-triangulation, topographic and planimetric mapping and digital terrain models. Its ortho-rectified imagery services include image scanning and ortho-rectification which removes the inherent distortion in any aerial image caused by tilting of the camera and change in the terrain relief.