Welcome to the The Illuminating Engineering Society Orange County (IESOC), California Section’s Website! The IES, is 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 the lighted environment for the benefit and improvement of society.
The IESOC’s vision is to build upon a century of outstanding excellence of creating a premier lighting community that’s dedicated to promoting the art and science of lighting to its members, allied profession organizations and to the public through inspiring events and through informative programs, presentations and networking events.
Please check back shortly for our new Calendar year of events to be posted. Typically IESOC Events Start in September of each year and Conclude at the End of May with our Golf Tournament.