For more than 60 years, NALMCO, the interNational Association of Lighting Management Companies, has represented the best and brightest lighting professionals in the industry. Lighting contractors, energy-service companies and other lighting management professionals join NALMCO for a variety of benefits, including a network of over 1,800 other lighting professionals, opportunities in continued education, certifications and members-only access to events and industry news. When you choose a NALMCO member for your next lighting project you are selecting the most qualified and trusted expert in the industry.