Dilling Group Inc. (DGI) provides industrial solutions with exceptional value. As we celebrate 70 years, our dedicated operat ... ing units and subsidiaries have been providing innovative solutions that always focus on our clients. We provide services focused on Heavy Industrial Customers 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 Boiler, and utility and process steam systems Plant relocations and equipment installation Structural steel fabrication and installation 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 Fire and alarm security, nurse-call, and doctor-locator systems Lighting, arc-flash, and fuse coordination studies/surveys Emergency generators and Uninterruptible Power Supplies (UPS) Plant startups read more