Dunigan Bros. Inc.

Leaders in Underground Construction Since 1945

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We Deliver On The Tough Jobs

Dunigan Bros., Inc. is a heavy civil contractor specializing in underground construction, roadway construction, and excavation. We have been serving Michigan, Indiana, Ohio, and beyond since 1945. Our goal is to complete every project to the highest possible standard while also having great working relationships with the owners and engineers. We are a family owned and operated business that has been serving the construction industry for over 70 years and we take pride in building the highest quality projects.

Dunigan Bros. Inc.


Excavation & Site Work
Heavy Equipment Hauling & Trucking
Highway & Road Construction
Pump Stations
Water and Sewer Installation

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