MSI Mold Builders

We build the world’s best molds.

Since 1971, industries around the world have turned to MSI to design and build molds of exceptional accuracy and durability.  Our dedication to the highest quality mold design and building standards is part of our mission to lead the industry in the design and production of value added plastic molds.

Our customers turn to us to design and build various types of steel and aluminum molds for injection, structural foam, rim, blow, gas assist and structural web processes.  We also design and build aluminum injection molds for limited production runs.

Today we serve customers in the computer, business machine, medical diagnostics, material handling, sporting goods, lawn and garden, appliance, consumer electronics, heavy equipment and transportation industries.

MSI Mold Builders


12300 6th St SW
Cedar Rapids, IA 52404

Company Information

Founded: 1971
Number of employees: 83
Employment Opportunities:
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