Iowa's Premier Custom Injection Molder

Since 1974, Guttenberg Industries has provided high-precision custom plastic injection molding and
related services to customers in Iowa and throughout the world. Located in Garnavillo, Iowa - we combine
a strong Iowa work ethic with the innovation of technology to achieve the quality and value that our
customers demand.

ISO 9001:2015       TS 16949 Compliant       PPAP & APQP for ALL parts

Iowa Family-Owned Business

With nearly 150 employees, our 2nd-generation family-owned business operates three shifts on a 24/5 basis (24-hours, 5-days a week) with occasional weekend shift(s) when necessary.

Parts from Small to Large

We have 37 plastic injection molding presses, from 55 to about 1,000 tons, to manufacture parts smaller than an inch to a variety of parts larger than 575 square inches ... with 10 presses with over 500-ton clamping pressure.

Utilizing High Tech Solutions

We utilize robotics from simple sprue pickers to full-servo 6-axis robots. We also custom design, program, and build automation for high efficiency production. Technology is also used extensivelt by our quality department.


Iowa experience and innovation is our strength.

The strength of Guttenberg Industries resides in the people providing the expertise to produce the quality products and maintain the personal relationships with our customers.

Located in rural northeastern Iowa, we provide a stable work and career opportunity. Over 75% of our supervisors and managers started with us at an entry-level position.

This combination allows us to be creative and innovative to meet increasingly complex customer demands.

We provide extensive value-added services.

This allows for a faster production-to-finish-to-delivery schedule to reduce transportation costs between vendors. These advanced services include assembly, ultrasonic and spin welding, thermal and ultrasonic insertion, over-molding, custom plating, hot-stamping and pad-printing, as well as in-mold labeling (IML).