The Wm. J. Donovan Co. is able to meet the needs of any client and any size project utilizing our state-of-the-art 45,000 square foot facility in Philadelphia, along with a 15,000 square foot warehouse just across the street from our main facility and a 7,000 square foot warehouse and office space in North Wales, PA.

Using advanced equipment, including a plasma cutting machine with two tables as well as a computerized coil line, ensures the consistent quality of all our products.

Our rectangular and round duct work is manufactured from a variety of gauges and materials including galvanized, galvanneal, aluminum, PVC coated, stainless steel, and carbon steel in single-wall, lined, and double-wall configurations.

Our full-service detailing department has the capabilities of handling any project requiring 2D, 3D detailing and Building Information Modeling (BIM).

Information from our duct shop drawing files can be electronically integrated with our CAM software. This allows for a quick turnaround when starting fabrication.