About Us

Northern Aggregate began in 1999, when Rick and Annette Schulke first started a small family operation in Bemidji, MN. As their family grew, so too did their business, as sons Kyle and Eric eventually joined the team.

Northern Aggregate specializes in aggregate production and oversees projects across Minnesota, North Dakota, and Wisconsin for county, state, and private companies. They perform a number of services to rural and residential customers alike.

Northern Aggregates experienced team utilizes some of the finest state of the art machinery in the business. This promotes safety and guarantees a high quality product. Staff members are continually trained to provide exceptional service and quality to their customers and are MSHA certified through the Mine Safety and Health Administration.

Large or small, Northern Aggregate is ready to help make your project a success.


Quality means getting the job done right, the first time. We utilize continuous process improvement methods along with routine project checks to monitor quality throughout the project.


Northern Aggregate/Northern Paving has a comprehensive safety program to ensure the health and safety of our employees and to avoid the costs associated with safety failures.

Some of the key components of our safety program include:

  • Weekly toolbox meetings
  • PEC/Safe land safety training for all new hires
  • Daily Job Safety Analysis reports on specific projects
  • MSHA training