RETScreen Software is a clean energy management platform developed by Natural Resources Canada’s CanmetENERGY Varennes Research Centre, with contributions from international partners like NASA and the World Bank. Founded in 1996 and based in Varennes, Quebec, the company employs around 20 people and generates approximately $5 million in annual revenue.

The platform offers decision-support tools for renewable energy and energy efficiency projects, helping users assess financial viability, emissions reductions, and energy performance. RETScreen has been utilized by over 750,000 professionals worldwide and is available in 36 languages. Its flagship product, RETScreen Expert, supports energy planning and project feasibility analysis, featuring tools for energy cost calculations, greenhouse gas emissions tracking, and risk assessment. The software integrates NASA climate data for solar and wind resource modeling, making it a valuable resource for governments, corporations, and academic institutions globally.