GE Lighting is a division of General Electric headquartered in Nela Park, East Cleveland, Ohio, United States, employing 17,000 people and tracing its origins to Thomas Edison's work on lighting.In 1911 GE was found to have acquired three quarters of the National Electric Light Association, an association of lighting product companies through which GE had licensed its patented products; this trading arrangement was the subject of an antitrust investigation, and as a result the association was dissolved.