Excavating Contractor
Today: 8:00 AM to 4:00 PM
Gillan Construction brings full-service commercial construction to the Illinois Valley and the surrounding region, with a focus on heavy civil and infrastructure projects that require precision from the ground up. Whether you're managing a municipal contract or a private development, you need a contractor who understands the scope and scale of the work involved. Our team handles excavation, foundations, concrete, underground utilities, and bridge construction—all delivered with the equipment and expertise your project demands.
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