Lindsey Associates was started as an engineering design firm. Originally located in Houston, Texas, Lindsey Associates moved to Carbondale, Illinois in 1980 and has been in the Southern Illinois Research park since it opened in 1991. Lindsey Associates builds low production working models for testing and development. The firm is focused to design, testing, and specification of radomes, electrical systems, communication systems, instrumentation and control systems, surveillance systems, as well at the development of specialized computer systems
