David Rubin has been appointed director of sales for North America, Luminus Devices Inc. announced. In his new position, Rubin will assume the leadership role in managing sales for direct and distribution customers in the markets served by Luminus. These LED markets include general and entertainment lighting, displays and signage, and ultraviolet applications. Prior to joining the company, he served as president at Everlight Americas. Luminus Devices develops and manufactures high-performance solid-state light sources. For more information, visit: www.luminus.com