Industrial Mechanical Contractor for Plants, Facilities & Critical Projects

DePue Mechanical helps industrial, commercial, and process facilities complete mechanical work safely, efficiently, and with less downtime. From piping and code welding to HVAC, maintenance, equipment setting, and emergency repairs, we handle the work that keeps facilities running.

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TRUSTED BY ILLINOIS FACILITIES

Built for Critical Mechanical Work

Serving Illinois facilities since 1964 • ASME code welding capabilities • 24/7 emergency repair • Industrial and process facility experience

SERVICES

What Do You Need Help With?

Looking for the right mechanical contractor? Start with the service that best fits the work in front of you. DePue Mechanical supports industrial, commercial, and process facilities with piping, code welding, HVAC, maintenance, equipment setting, skid fabrication, and emergency repair.

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Industrial Piping Contractor in Illinois for Manufacturing and Process Facilities Industrial Welding Contractor in Illinois Commercial HVAC Maintenance Services 24/7 Emergency Repair Services Equipment Setting & Structural Steel Fabrication Services for Industrial Facilities

As your partner, we will work with you to solve problems and find the right solutions.

About Us

We Are Experts In What We Do

Our team of professionals is made up of recognized industry professionals, including ASME-certified welders, who must pass our stringent standards for safety, productivity, and professionalism.

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"Our first priorities are the safety of our people and the satisfaction of our clients. We believe that the important work we do positively impacts our employees, our clients and the community at large."

Jim Jacobsen Sr. Chief Executive Officer

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When you need to plan your next project but don't know how to start, we've got you covered.

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Recent Projects

We listen. We respond. We deliver.

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Case Study: Gas Line Installation

Case Study: Gas Line Installation

Agrium was in need of a new gas line installed underground that could handle a larger volume.
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The Field Museum

Field Museum

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Case Study: High-Pressure Steam Boiler

Case Study: High-Pressure Steam Boiler

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Adhesives Chemical Refinery

Adhesives Chemical Refinery

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Modular Skid Fabrication and Turnkey Installation for GAW Process Upgrade

Modular Skid Fabrication and Turnkey Installation for GAW Process Upgrade

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Telecommunication - Data Center

Telecommunication - Data Center

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Urban Kayak HVAC Project — Commercial Mechanical Work in Converted Conex Buildings

Urban Kayak HVAC Project — Commercial Mechanical Work in Converted Conex Buildings

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