Founded in 1906, the Illuminating Engineering Society (IES) is the global authority on illumination. We offer professional development, publications, and standards to lighting experts worldwide, improving …

The IES is dedicated to improving the lighted environment by bringing together those with lighting knowledge, and by translating that knowledge into actions that benefit the public.

About the IES The Lighting Authority Established in 1906, the Illuminating Engineering Society is the recognized technical and educational authority on illumination. Our mission is to improve the lighted …

The IES offers a variety of grants and scholarships designed to support professionals and students in the lighting industry. These financial resources help foster the development of the next generation of …

in Anaheim, California, 21-23 August 2025 for IES’ annual conference, IES25: The Lighting Conference, the preeminent conference for all things lighting, from research to design to technology and more—a …

The IES Lighting Library Standards Collection Discover IES Standards through our cloud-based platform Our standards library is unique in the lighting industry because of our attention to quality, topic …

The IES is committed to the ongoing development and delivery of cutting-edge education for lighting professionals. Available through modern learning modalities, as well as in-person courses, our …

IES Santa Barbara Board of Managers- you are invited! Your participation in our IES Santa Barbara Section is important to you and to your professional society, IES. Why serve on the IES Santa …

Explore resources on lighting standards, professional development, and publications from the Illuminating Engineering Society to enhance your understanding of illumination.

IES’s diverse membership includes engineers, architects, designers, educators, students, contractors, distributors, utility personnel, manufacturers, and scientists. Essentially, IES is a forum to exchange …