Your Full-Service Lumber Leader—and So Much More

Originally founded as a local lumber company in 1918, O.C. Cluss has built a reputation of excellence as a lumber and building materials supplier, architectural aluminum and glazing contractors and professional installation services group. Today, we operate in Pennsylvania, Maryland and West Virginia, offering an extensive service area. We are fully licensed and insured in each state.

With a rich history in the region, O.C. Cluss has built a reputation for our personal, detail-oriented service—regardless of project size, scope and complexity. From helping homeowners design functional kitchens to serving as a consultant to builders to installing energy-saving insulation solutions, we are proud of the hometown service and superior products we provide each day. Learn more about the Cluss Advantage.