About Us
Design Plastics Inc.
A Legacy of Innovation Since 1972

Design Plastics Inc., was founded in 1972 by John P. Nepper, Sr. in Omaha, Nebraska, as a custom thermoforming business. Committed to precision, innovation, and quality, Mr. Nepper utilized in-house tooling capabilities to grow the company’s expertise, ultimately expanding to include custom injection molding and vacuum forming as core services.
Design Plastics Inc., part of Coda Resources LTD., proudly provides best in class plastic manufacturing solutions servicing industries both domestically and globally.
Commitment to Excellence & Sustainability
We are experts in the engineering, design, and production of plastic parts, providing cutting-edge injection molding and vacuum forming solutions. Our commitment to quality assurance is evident by our ISO 9001 certification, ensuring products meet the highest industry standards.
In addition to our emphasis on precision manufacturing, we are dedicated to environmental sustainability and responsibility. In the quest to reduce our carbon footprint, Design Plastics installed wind turbines that generate renewable energy. This undertaking is part of our commitment to being environmentally friendly.


Why Design Plastics Inc?
We specialize in helping businesses deliver their products to market faster and more effectively.
- Over 50 Years of Expertise – A trusted plastic manufacturing leader since 1972.
- State-of-the-Art In-House Tooling & Engineering – Accelerating product development.
- Eco-Friendly Practices – Investing in wind power, recycling and sustainable production.
- High Quality Standards – ISO 9001 certified for reliability and consistency.
- Custom Solutions for Any Industry – From conception to production, we tailor solutions to your needs.
Our People Make The Difference



Our Locations

Omaha Nebraska

Blair Nebraska
Design Plastics, Inc. has earned the prestigious ISO 9001 certification through Verisys Registrars®, a trusted auditing and certification body. This certification demonstrates the company’s commitment to maintaining the highest standards in quality management and operational excellence. By adhering to the rigorous requirements set forth by the ISO 9001 standard, Design Plastics, Inc. ensures that its products and services consistently meet customer and regulatory expectations. This certification reflects the company's dedication to continuous improvement, customer satisfaction, and producing high-quality custom injection-molded and thermoformed plastic products for worldwide industry applications. This achievement underscores Design Plastics Inc.'s focus on quality, precision, and sustainability in all aspects of their manufacturing process.
HQ & Omaha Plant
3550 Keystone Drive
Omaha, NE 68134
Blair Plant
9330 State Hwy 133
Blair, NE 68008