We Listen.
We Respond.
We Deliver.

 Welcome to Our World.


We listen. We respond. We deliver.

DePue World Map

Not empty promises at DePue, but a philosophy for the way we do business.

As a partner in all your boiler, piping, HVAC, and mechanical needs, the DePue Team of Professionals offers you the experience, expertise and track record to professionally handle everything from minor repairs to a grass-roots plant addition.

Recent Posts

  • February 14, 2018 Spreading some #Valentine love to DePue client-friends around Illinois and Northwest Indiana today! Thank you to Smallcakes: A Cupcakery of South Naperville for creating our special order!
  • February 14, 2018 The “R” Stamp (The National Board), “U” Stamp and “PP” Stamps (ASME) are exclusive code designations awarded only to those contractors who meet the most stringent requirements for quality in the building, fabrication and repair of piping and…
  • February 09, 2018 DePue has achieved the ASME (American Society of Mechanical Engineers) U-Stamp certification, which is given to companies that are approved to manufacture pressure vessels and are ASME compliant. Our team always strives for the highest possible…

Family Feature

Brad Mooney, Navy Vet

Brad Mooney is a Navy Vet and a member of the DePue family. Brad often participates in events that benefit fellow vets. He has recently participated in the Wounded Warriors 5k, the Tough Mudder in support of Wounded Warriors and the Capital Nutrition 5k – Pets for Vets.

Brad served during Operation Enduring Freedom with the Navy Seabees and is proud to be a part of the veteran-owned DePue Family.

Meet Our Family
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Welcome to DePue Mecnahical - We Listen. We Respond. We Deliver.

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