IES (Illuminating Engineering Society)

The Illuminating Engineering Society (IES) is a professional organization dedicated to advancing the art and science of lighting. It develops standards, guidelines, and best practices to ensure indoor and outdoor lighting is safe, efficient, and effective. IES members include engineers, designers, and researchers who collaborate to improve lighting quality, promote energy efficiency, and support human well-being. Their work influences lighting design in buildings, streets, and public spaces, helping create environments that are visually comfortable, functional, and sustainable.