District Energy St. Paul is a recognized national leader in environmental and energy sustainability, earning a Global Sustainability award from the International Energy Agency and recognition from the United Nations Environment Programme. We are committed to environmental stewardship, use of renewable resources, and energy-efficient systems, such as chilled water storage, biomass-fired combined heat and power (CHP), and solar thermal. Furthermore, our team strives to achieve optimal system efficiencies to reduce fuel inputs needed to serve our customers.