Precision Mechanical Services is an Industrial/commercial mechanical company that provides service to major pharmaceutical, industrial, educational and institutional organizations in the Philadelphia region. We specialize in HVAC, Process Piping, Refrigeration, Heating, Controls, and many other areas covered in detail on this site. We are a full-service union contractor committed to our clients and our employees. We adhere to all industry standards. All employees, including the owners, are union trained, and OSHA certified.
Monday – Sunday: 7am-4pm
24/7 emergency service for contract clients