Dunn Blacktop

Dunn Blacktop is a leading asphalt production and placement contractor, as well as a major supplier of aggregates in Southeast Minnesota and West Central Wisconsin. Headquartered in Winona, Minnesota, the company has a rich history dating back over 75 years. With a strong commitment to safety, environmental leadership, and community development, Dunn Blacktop has established itself as a trusted partner in the region.

Services Offered

Our services include asphalt highways, driveways, and parking lots construction, as well as the supply of aggregates such as crushed aggregate and hot mix asphalt. We also provide specialized services like grading and base placement, milling and pulverizing, and cold in place recycling. Our team of experts ensures that every project is completed with precision and attention to detail.

Safety & Health

Safety is a top priority at Dunn Blacktop. We recognize the importance of secure work areas, employee well-being, and the safety of the surrounding community. Our commitment to safety includes meeting and exceeding all state and federal safety regulations, as well as providing ongoing safety training to our employees.

Environmental Leadership

Dunn Blacktop demonstrates environmental leadership by preserving resources at project sites through careful planning and design. We utilize recycled materials in asphalt pavements and reduce our carbon footprint through alternative energy sources.

Research & Technology

Our world-renowned laboratory tests asphalt and aggregate products, conducts leading industry research, and develops new technologies to continually improve the quality and production of asphalt pavement in an energy-efficient manner.

Community

Dunn Blacktop has a long-standing tradition of helping build strong communities. We partner with local organizations to ensure that local needs are met and contribute to community development initiatives.