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 …

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 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.

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 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 …

The IES Technical Committee Policies and Procedures have been reviewed by ANSI and are part of the IES ANSI-accreditation. The Procedures & Policies ensure that IES standards follow the essential …

The IES Rocky Mountain Section is the local segment of the Illuminating Engineering Society. We are based out of Denver, Colorado and offer monthly community networking events, lectures, and …

The IES Illuminance Selector is a powerful search tool developed to provide fast access to critical lighting criteria from over 25 different tables published in ANSI/IES Recommended Practice …

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 …

We are the Kansas City based section of the Illuminating Engineering Society, a not-for-profit organization dedicated to all aspects of the ART and SCIENCE of ILLUMINATION. The IES is the …