Surdex Corporation is among the top digital orthophotography and geospatial service providers in North America. Having been i ... n business since 1954, Surdex is a full-service photogrammetric engineering firm with in-house resources sufficient for any size job. We maintain a fleet of ten specialized acquisition aircraft, large- and medium-format digital sensors (including five Leica ADS100 sensors and three DMC-1 sensors), three Teledyne Optech Galaxy Prime lidar sensors, and all other equipment and support staff for even the largest project. Our clientele include federal, state, and local government as well as private engineering and utilities. read more