Awards & Certifications
At Willman Industries, our reputation for quality is built on a foundation of proven performance and recognized certifications. As an ISO 9001:2015 certified iron foundry and Meehanite® M.A.C. 2000 approved facility, we deliver high-quality gray and ductile iron castings to some of the world’s most respected OEMs. These certifications and industry awards reflect our ongoing commitment to precision, reliability, and innovation in every pour.
Committed to Quality, Backed by Industry Certifications
At Willman Industries, quality is more than a promise — it’s the foundation of everything we do. As one of the most certified foundries in the United States, we take pride in maintaining rigorous standards that ensure every casting meets or exceeds customer expectations. Our certifications demonstrate our long-standing commitment to precision, consistency, and continuous improvement across all stages of production.
From ISO 9001:2015 certification to Meehanite® M.A.C. 2000 approval, each accreditation reflects the trust our customers place in our work and the care we put into every pour. Whether you’re sourcing ductile iron, gray iron, or Meehanite castings, you can count on Willman Industries to deliver foundry excellence every time.

Our Certifications
We proudly maintain certifications and approvals from leading industry and OEM partners, validating our dedication to quality control, safety, and environmental responsibility.
Certifications:
- ISO 9001:2015 Certified Foundry – Quality Management Systems certification ensuring consistent, high-quality results.
- Meehanite® M.A.C. 2000 Certified – Recognition for superior metallurgical control and casting integrity.
Approved Vendor for Major OEMs:
- Caterpillar
- Trane
- John Deere
- Case New Holland
- Eaton
- Litton Industries
- Telsmith
Award-Winning Foundry Performance
Our team’s dedication to precision and customer service has been recognized through multiple Outstanding Vendor Awards, including:
- Fairfield
- Telsmith
- Caterpillar
- Eaton
These certifications affirm that our products meet strict global standards for industrial castings, including defense, energy, construction, and heavy equipment applications.
Driven by Excellence
These achievements represent more than compliance — they represent our values. For decades, Willman Industries has built a reputation on integrity, innovation, and continuous improvement. Our certifications and awards are a reflection of that ongoing pursuit to be the most trusted name in American foundry manufacturing.
Request a Quote or Schedule a Foundry Tour
Discover firsthand what makes Willman Industries a leader in quality castings.
338 South Main Street, Cedar Grove, WI 53013
Tel: 920-668-8526 | Fax: 920-668-8998
Request a Quote or Contact Us today to learn how our certified processes can support your next project.