Dilling Group Inc. (DGI) provides industrial and commercial solutions with exceptional value.  As we celebrate nearly 75 years, our dedicated operating units and subsidiaries have been providing innovative solutions that always focus on our clients.  

We provide services to include:  design build engineering, new and expanding construction (Process/Utility Piping as well as Electrical), HVAC service, construction management, building temperature controls, and in-plant maintenance.

From small, specialized jobs like confined space work to turn-key, sole-source services for multi-million dollar projects and facilities, we harness millions of man-hours of experience to deliver the best outcome for all clients.

Mechanical Services Include:

Design, fabrication and installation of piping 1/8” in diameter through 8 feet diameter
Sanitary and food/beverage grade process piping
New installation, and evaluation and upgrading of existing HVAC systems
Plumbing of supply, drain and gas lines including medical gas systems
Chiller, Boiler, and utility and process steam systems
Plant relocations and equipment installation
Structural steel fabrication and installation
HVAC Service, Installation and Repair
Industry, client, and job-specific work not listed above

Electrical Services Include Design, Installation and Troubleshooting of:

Electrical distributions systems from 120 through 480 volts
Medium-voltage wiring, switchgear, devices and feeds (up to 35kV maximum)
Low-voltage systems (less than 120 volts)
Temperature control systems
Power factor troubleshooting and correction, and power quality studies
Site lighting systems
Data, telecommunication and fiber optic cabling
Automation and control systems
Lighting, arc-flash, and fuse coordination studies/surveys
Emergency generators and Uninterruptible Power Supplies (UPS)
Plant startups

Construction

Engineering

Dilling Group Inc.

Mark Parmeter

Dan Angle

Whitney Harness

Raistlin Coppernoll

Jeremy Hobson

Blake Hartman

Michael Murphy

Dena Caye

Michael Thrush

Kevin Gadd

Shawn Jenkins

Shawn Nubel

Dilling Group Inc.

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