Welcome to Dupps

For eighty years, the Dupps Company has been the worldwide leader in providing high-quality rendering equipment and service to the animal byproducts and protein recycling industry.

Today, we’re expanding our role — applying our capability and experience to include process systems and service to industries that are key to the sustainability of our environment and our world. Watch Video

Industries we serve

The Dupps Company designs, manufactures and services process systems and equipment for many of today’s most vital recycling and renewables industries, including

Animal Byproducts Recycling •  Oil Seed
 •  Fish Protein Recycling
Food Waste Depackaging  •  Process Drying
Pulp & Paper Dewatering
Special Process Applications

News Center

Recycling waste shingles
Dupps subsidiary converts
waste roof shingles into
Harmonite™, a substitute for
liquid asphalt.

Hormel honors Dupps with the Spirit of Excellence Award for its role in Hormel’s continuous improvement process throughout the past year.

One of Ohio’s healthiest workplaces — Dupps receives the Healthy Ohio Healthy Worksite Gold Award.