Founded in 2009, Ketra offers the most advanced lighting system in the world, delivering high quality light that is flexible and adjustable, allowing for tailored lighting solutions to meet any consumer needs. Ketra's revolutionary Natural Light gradually shifts in color, temperature and intensity to mimic the sun, making spaces feel seamlessly bathed in sunlight. With over 70 U.S. patents earned to date, the Ketra system is comprised of LED luminaires and lamps, controls, software and driver chip technology.