About GILLAN CONSTRUCTION LLC
Gillan Construction LLC is a full-service commercial construction company specializing in heavy civil and infrastructure projects in the Illinois Valley and surrounding regions. They provide excavation, foundation, concrete, underground utilities, and bridge construction services with a focus on government contracts and large-scale developments.
Excavation and site preparationFoundation and structural concrete workUnderground utility installation (sanitary sewer, storm drainage, water main systems)Bridge construction and pile drivingDemolition and site clearingCommercial snow removalHydro-excavationAsphalt patching
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Claim this profile See matched opportunitiesData compiled from public government sources including SAM.gov, USAspending.gov, and state procurement records. Last verified against federal award records. Inaccurate? Let us know.