Encelium is a Canadian company based in Markham, Ontario, specializing in advanced lighting management systems for commercial buildings. Founded in 2001, Encelium focuses on integrating lighting control systems to enhance energy efficiency, safety, and overall lighting usage in various facilities, including healthcare centers, office buildings, educational institutions, and commercial properties.

In December 2022, Encelium was acquired by Legrand and rebranded as part of the Wattstopper PLUS brand. The company offers sophisticated lighting management solutions designed to make buildings smarter and more sustainable. Their notable product, Encelium X, provides advanced control capabilities for lighting management, ensuring comfort and safety for occupants while reducing energy consumption. Encelium’s solutions have been implemented in thousands of facilities across over thirty countries, reflecting its global reach and commitment to sustainability.