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Early Bird discounted registration rates are now available for the IES25 Lighting Conference. Take advantage of the lowest hotel rates too!

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IES25 The Lighting Conference | Registration now open
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Early Bird Discounts End March 31!

Don’t miss the 2025 edition of LightFair, the largest event for the lighting industry!  From innovations to education, it’s your one-stop for all things lighting.

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LightFair 2025 presented by Light + Building | Expert-led Accredited Education, Design innovations on Display and Lighting Community Networking | Experience the future of lighting | May 4-8 Conference | May 6-8 Exhibition | Las Vegas, Nevada | Register Today!
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IES Illuminance Selector

Design your projects to IES/ANSI recommended light levels faster than ever though the Illuminance Selector

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The Illuminance Selector | How much light do I need?
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IES Sustaining Membership is for companies, institutions, and other organizations regardless of staff size or operational budget.

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Upcoming
April 3, 2025 12:00 pm 1:00 pm

Computer Vision-based Machine Learning for Lighting Infrastructure

Learn how computer vision-based machine learning is incorporated into lighting infrastructure. This webinar will address collecting and curating data, training and optimizing models, and inferring a model in common applications.…

Upcoming
April 16, 2025 12:00 pm 1:30 pm

Why Diversity Matters: The Business Case for Diversity, Equity, + Inclusion

As we enter a new landscape with tremendous pushback on years of Diversity, Equity and Inclusion strategies, Business Of Light and the Illuminating Engineering Society invite you to join us…

Upcoming
May 4, 2025

LightFair 2025

Welcome to North America’s largest event for the Lighting Industry. Leading the Next Generation of Illumination! Join the ultimate platform for the lighting community, May 4 – 8, 2025 at…

Featured Event

LightFair 2025 presented by Light + Building | Expert-led Accredited Education, Design innovations on Display and Lighting Community Networking | Experience the future of lighting | May 4-8 Conference | May 6-8 Exhibition | Las Vegas, Nevada | Register Today!

The IES is on a mission to improve life through quality of light

Wherever you are in your professional journey, we have the resources to support you.

LIGHTING DESIGN & APPLICATION

LD+A is for professionals involved in the art, science, study, manufacture, teaching & implementation of lighting.
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To prevent vandalism, fixtures were relocated above the building’s cornice. | Photo: Neha Sivaprasad.

Urban Outfitters

Viewing city projects through a transformative lens Urban environments present myriad challenges. Traditional urban solutions often fail to address the root causes or overlook critical aspects of a project. Avoiding…
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Sponsored Content

The Outline line by Landscape Forms

For Lighting That Performs and Inspires, Listen to Nature

Advancements in outdoor lighting technology have revolutionized the way we illuminate spaces, offering unprecedented precision, efficiency and sustainability. But truly great lighting design goes beyond function — it involves listening…
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Ask an EP: Richard Muthama

This lighting designer from Lam Partners emphasizes the importance of illumination as a necessity for more than just people who can afford a lighting designer.   Why light? I was…
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