Landauer, Inc., together with its subsidiaries, provides technical and analytical services to determine occupational and environmental radiation exposure primarily in the United States and Europe. The company operates in two segments, Radiation Monitoring and Medical Physics. The Radiation Monitoring segment provides analytical services; manufactures various radiation detection monitors; and distributes and collects monitors to and from customers, as well as engages in analyzing and reporting of exposure findings. It also leases or sells dosimetry detectors and reading equipment. This segment provides its services to hospitals, medical and dental offices, universities, national laboratories, and nuclear facilities. The Medical Physics segment offers therapeutic and imaging physics services comprising clinical physics support, equipment commissioning, accreditation support, and imaging equipment testing to hospitals, radiation therapy centers, and imaging centers. The company also provides medical consumable accessories that are used in radiology, radiation therapy, and image guided surgery procedures; and radon measurement services. Landauer, Inc. was founded in 1987 and is based in Glenwood, Illinois.