Narodowa Agencja Poszanowania Energii S.A. (National Energy Conservation Agency) was established in 1994 in Warsaw, Poland, to promote energy-saving investments and rational use of energy, in accordance with the principles of sustainable development. The main area of their activity is the building sector.

NAPE specialize in energy consulting, developing audits and energy performance certificates for buildings. NAPE is one of the few companies in Poland issuing energy performance certificates for buildings equipped with advanced technical systems, as well as for public buildings. They conduct trainings and publish manuals for energy auditors, spreadsheets for preparing audits and educational materials. Further, NAPE implementS international projects related to the energy efficiency of buildings, financing their modernization, the use of renewable energy sources and polygeneration, promotion of energy efficiency, integrated energy design and modern heating, cooling and ventilation technologies.