Wm. J. Donovan Co. specializes in the design, fabrication, and installation of sheet metal products and systems, alongside providing comprehensive testing and balancing services for the HVAC and related industries. With a primary focus on highly technical and continually evolving sectors such as pharmaceuticals, healthcare, research, and higher education, the company excels in meeting the diverse needs of its clientele.

Operating from a state-of-the-art facility spanning 45,000 square feet, complemented by a 23,000 square foot warehouse conveniently located nearby, The Wm. J. Donovan Co. is equipped to handle projects of any size with efficiency and precision.

Established in 1915, Wm. J. Donovan Co. proudly remains the oldest employer associated with the Sheet Metal Workers’ Local Union No. 19. Furthermore, it holds the distinction of being the sole remaining charter member of the Sheet Metal Contractors Association of Philadelphia and Vicinity, having been chartered in June 1919. This year, the company celebrates its 111th year of operation, a testament to its enduring legacy and commitment to excellence.

The utilization of advanced equipment, including a plasma cutting machine with two tables and a computerized coil line, ensures the consistent quality of all products manufactured by Wm. J. Donovan Co. Additionally, the company’s full-service detailing department boasts expertise in handling projects requiring 2D, 3D detailing, and Building Information Modeling (BIM).

As a NEBB certified firm specializing in Air and Hydronic Systems, Wm. J. Donovan Co. seamlessly integrates its extensive experience in system installations with its comprehensive line of Testing and Balancing services, guaranteeing optimal performance and efficiency for HVAC systems.

At the core of Wm. J. Donovan Co.’s operations lies a commitment to state-of-the-art quality, unparalleled service, and unwavering dedication to safety, evident in its approach to every project undertaken. For more information, visit their website at www.wmjdonovan.com .

Robert Skubish is the President, Chuck Costello is the Senior Vice President, and Dan Swift is the Secretary – Treasurer.