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  • IES Illuminance Selector
    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 lighted environment for the public
  • The IES Lighting Library Standards Collection
    Our standards library is unique in the lighting industry because of our attention to quality, topic breadth, and diversity of expertise A full Lighting Library™ subscription includes access to all IES lighting standards A subscription to one or more of our five collections (priced separately) within the Lighting Library is also available
  • Standards - Illuminating Engineering Society
    With nearly 50 technical committees comprised of over 1,000 volunteer subject matter experts, the IES provides stability and predictability to the lighting market for the benefit of the industry and the public through its standards development initiatives as an American National Standards Institute (ANSI) Accredited Standards Developer
  • About the IES - Illuminating Engineering Society
    The IES will build upon a century of excellence to create the premier lighting community dedicated to promoting the art and science of quality lighting to its members, allied professional organizations, and the public
  • 2025 IES Detroit “John Selander Memorial” Golf Outing
    Support IES Mission: All proceeds support IES and their educational sponsorships grants 18-Hole Golf Tournament: Enjoy a challenging and beautifully maintained course Networking Opportunities: Connect with industry professionals and peers On-Course Lunch and Refreshments: Stay nourished and hydrated throughout the day on the course
  • IES Standards Toolbox - Illuminating Engineering Society
    The IES is committed to providing lighting professionals with resources and tools that support your efforts to enhance your lighting knowledge, work more efficiently and stay updated on the very latest lighting standards and guidelines
  • IES Standards Process - Illuminating Engineering Society
    The Procedures Policies ensure that IES standards follow the essential requirements of openness, lack of dominance, and balance IES uses the word “standard” to mean any IES technical document that has gone through the IES ANSI-approved process [PDF 2 0MB] and or is included in the IES Lighting Library® This includes the following
  • Membership Grades - Illuminating Engineering Society - ies. org
    IES memberships are non-transferable Learn More Illuminating Engineering Society 85 Broad Street, Floor




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