Le Sueur Incorporated

Aluminum Casting and Plastic Injection Molding Manufacturing

Located in Le Sueur, Minnesota, Le Sueur Incorporated is a world-leading supplier of complex and pressure-tight aluminum castings and plastic injection molding components. We specialize in utilizing permanent mold, sand casting, die casting, plastic injection molding, and precision machining manufacturing processes.

  • Over 77 years of manufacturing experience
  • Over 274,000 square feet of manufacturing space
  • Quality systems registered to ISO 9001:2015
  • Diverse offerings of aluminum casting and plastic injection molding processes

Our dedicated engineering team provides our customers the opportunity to consult on their designs for the most cost-effective method of manufacturing.

Contact us today to discuss the requirements of your aluminum casting or plastic injection molding project.