DXS - Direct Expansion Solutions is a company that specializes in Variable Refrigerant Volume/Flow (VRV/VRF) air-source heat pumps and complementary technology and controls designed to reduce building energy use and emissions. They provide comprehensive solutions including system design, supply, commissioning, and service with a focus on inverter-based heat pumps and ventilation and indoor air quality systems. With offices across the United States and Canada, DXS offers expert knowledge in the application of air-source heat pump technology in various markets such as healthcare, residential, government, and military, aiming to decrease operating expenses and emissions through strategic electrification. They serve a range of clients, including engineers, architects, building owners, and contractors.