Skip links

Main Content

Who We Are

The Illuminating Engineering Society, a non-profit membership organization, sets out to improve the lighted environment by bringing together those with lighting knowledge and by translating that knowledge into actions that benefit the general populace. The Illuminating Engineering Society was founded in 1906 to establish scientific lighting recommendations and to advance knowledge of the lighted environment for the benefit and improvement of society.

Upcoming Events

  1. 15th Annual IES St Louis Golf Outing

    April 20 @ 7:30 am - 3:00 pm
  2. LightFair 2018

    May 6 - May 10