PSF Mechanical is a full-service mechanical design-build contractor specializing in the design, fabrication, installation, maintenance and repair of HVAC, plumbing and piping systems for new construction and existing structures – from small retail spaces to high-rise office complexes. Our experience includes office, laboratory, biotech, healthcare, hi-tech, industrial, educational (public and private), and retail facilities. We also provide expertise in the optimization of existing facilities including energy auditing, retro-commissioning and building certification (Green Globes™, LEED®, ENERGY STAR® and ASHRAE®).