Who We Are

Mission: Duff Quarry, Inc. strives to produce the highest quality stone, sand, and gravel to serve our customers, contractors, and communities. We are committed to honesty, integrity, and continual innovation with our safety, mining, and reclamination activities.


* Logan County Chamber Business Integrity Award
* Indian Lake Watershed Award
* Jackson Center Business Integrity Award
* Magazine Article


Ohio Aggregates and Industrial Mineral Association
Logan County Chamber of Commerce
Indian Lake Chamber of Commerce
Hardin County Chamber of Commerce

Our Partners

Ohio Ready Mix
Ohio Lumber and Building Supply
Mr. Concrete (J Duff, Inc.)
COMSTOR Outdoor, Ltd.
Community Storage & Properties, Ltd.