• 1 IES Manufacturers Directory
  • 2 IES 2019 Annual Conference
  • 3 IES Career Center
  • 4 LD+A Latest Issue
  • 5 Annual Conference Call for Speakers
  • 6 IES Webinar Series
  • 7 2019 IES Street & Area Lighting Conference
  • 8 IES Bookstore
  • 9 Lighting Workshop Report
  • 10 IES Ready Reference App
  • IES Manufacturers Directory

    The IES Manufacturers Directory of the Lighting Industry is the database dedicated to lighting professionals, helping them find the products & services they need.

    Read More
  • IES 2019 Annual Conference

    August 8-10, 2019
    Omni Louisville Hotel
    Louisville, KY
    Read More
  • IES Career Center

    IES Career Center offers professional services to help you build and manage your career for maximum potential for success.

    Read More
  • LD+A Latest Issue

    The magazine of the Illuminating Engineering Society

    In This Issue: Setting The Table: The Secret Recipe for Restaurant Lighting, Hotel Goes Custom, A Return to the '40s, Game On in Atlanta, and more...

    Read More
  • Annual Conference Call for Speakers

    We invite you to submit your presentation ideas, particularly drawing from the interpretations of the theme Light.Affect / Light.Effect, that deliver unique educational stimulus and relevant experiences for attendees.
    Read More
  • IES Webinar Series

    Next Webinar: Introduction to Visible Light Disinfection

    January 17th, 12:00 ET
    Bacterial infections are pervasive, costly and deadly. Today, and every day in the United States, over 270 people will die from a Healthcare Acquired Infection. And it seems like every day, there’s another foodborne illness outbreak, another multimillion-dollar food product recall, another alarm about antibiotic resistant infections. One valuable new tool in the battle against the risks of infection is Visible Light Disinfection. This seminar will help you understand this new technology, how mainstream customers are using it today, and what you need to know to speak about it intelligently. Webinar participants are eligible for one (1) IES Continuing Education Unit (CEU).

    Read More
  • 2019 IES Street & Area Lighting Conference

    September 22-25, 2019
    Sheraton San Diego Hotel & Marina
    San DIego, CA
    Read More
  • IES Bookstore

    Digital and Hardcopy Publications

    Browse the latest standards and documents in electronic format from The Lighting Authority.

    Read More
  • Lighting Workshop Report

    Illuminating Engineering Society and Rensselaer Polytechnic Institute Center for Lighting Enabled Systems and Applications Release Workshop Report on Lighting Systems for Healthcare Environments

    Read More
  • IES Ready Reference App

    Lighting Knowledge on your phone with the tap of your fingers.
    Free to download.
    Read More

Become a Member Today!

Become a Member ofJoin the IES Today

Expand Your Career with CEUs

Knowledge • Networking • Education

Join Now

IES Lighting Handbook

The IES Lighting Handbook

10th Edition| Reference & Application

Learn More

  • 1

IES Telephones Update

We are currently experiencing issues with our phone system. While we work to rectify this issue, please visit the IES “about us” page to contact staff members via email.

Thank you for you patience.