Exponent’s headquarters facility in Menlo Park, California is a combination of offices, laboratories, and research. The facility has reduced energy costs by $119,000 per year, since undergoing a major HVAC control retrofit with a payback of just over two and a half years. The project engineered and installed by FSI under a guaranteed performance contract consisted of a new Delta Controls energy management system, fan and pump speed control, air compressor optimization, IAQ and humidity control.