OptiMiser has been a leader in building performance software for over 15 years. OptiMiser provides state-of-the-art software solutions designed to enhance the effectiveness and accessibility of energy rebate and weatherization programs. With our robust suite of tools, including the OptiMiser field audit tool with auto-calibration, Nexus program management platform, and our intuitive customer DIY audit application, OptiMiser is perfectly equipped to support states, implementers, weatherization programs and contractors in achieving their building performance goals.