- Antigo Construction, Inc.
 - Specialises in concrete pavement rubblizing, cracking and seating, and breaking for removal. - APAC
- Asphalt and concrete paving company with locations throughout the South and Southeastern United States.
- D.H. Blattner and Son's
- Capabilities include earthwork, concrete structures, crushing and material handling, environmental services, contract mining, demolition and salvage, and drilling and blasting.
- Global Ingenieria
- Offers site development, earthwork, paving, concrete structures, piping, and heavy equipment rental.
- Hayward Baker, Inc.
- Contracting services for ground improvement, settlement control, foundation rehabilitation, underpinning, excavation support and groundwater control.
- Horizontal Technologies, Inc
- Using trenched horizontal systems for groundwater remediation, water supply and irrigation systems and construction dewatering.
- Ircon International Ltd.
- Road and highway construction to international specification for Indian overseas clients.
- K-FIVE Construction
- Provides heavy highway paving.
- McAninch Corporation
- Specialising in earthmoving and underground utilities.
- McLean Trenching Ltd.
- Specialises in custom trenching and rock excavations without the use of explosives.
- Nelson River Construction Inc.
- Heavy construction services including aggregate processing, tunneling, lift station, and pump house construction.
- Nelson Wiest Excavating, Inc.
- Offers commercial and residential excavating, site preparation, machine rentals, and dump truck services.
- R.B. Jergens Contractors, Inc.
- Specialising in earthmoving, rock excavation, landfill construction, underground utilities, heavy highway construction, land clearing, tub grinding, aggregate base, fine grading, and snow removal.
- Sunset Lake Construction
- Site development services for Delaware and surrounding region.
- Wilco Marsh Buggies & Draglines, Inc.
- Excavation contractor. Also makes, sells and rents heavy amphibious excavators, draglines, and personnel carriers.
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