“High-performance buildings” is kind of a buzzword in the HVAC industry nowadays. Technological advancements in both BMS software and HVACR equipment allow building owners and facility managers to moderate energy usage like never before. And considering HVACR equipment is one of the largest drivers of energy consumption in commercial buildings, more and more owners are commissioning and retrofitting existing buildings to create better performing structures. The following case studies showcase several ways commercial buildings have been designed and retrofitted to high-performance standards.