For over 40 years Astronics Luminescent Systems Incorporated (LSI) has focused on expanding their product line to evolve into the premiere supplier of aircraft lighting systems. They are headquartered in East Aurora NY, and have additional design and manufacturing facilities in Lebanon New Hampshire, and Montreal Quebec. Combined, they employee over 500 team members. LSI has vast experience in the engineering and the manufacturing of custom avionics keyboard panels, including illuminated display panels, and control panel assemblies, floodlights, map lights, caution/indicator panels, and ambient light sensors, as well as a large range of inverters, power supplies and dimmer units required to control lighting systems. The company offers full exterior lighting systems, and is renowned for its Formation Lights used on military aircraft when flying in close proximity to one another. Forerunners in the industry with their innovative use of LED, HID and Electroluminescent lighting technology, LSI products are found in aircraft throughout the military and commercial markets.