About us
Complete Filtration

Family Owned and Operated Since 1984

At Complete Filtration, we research, develop and manufacture the medias used in our filters. This extends to you the ability to offer your customer not only a quality filter but an improved proprietary media.

With our extensive experience in the industry, team of highly trained consultants, world class customer service and on time delivery, we look forward to working with you and your company.

Four Companies, One Team

The Complete Advantage

With 286 people on our team, we focus heavily on our community and the impact we are able to have. With two offices in the Lake Orion area, one in Kalamazoo, and team members worldwide we are here to do our part.

Complete Automation
Complete Metal Finishing
Complete Filtration
Craftwerk Brewing
Clarkston office
Customer Service

Our team of experts is here to assist with project inquiries, updates, and support. We are proud to have 100+ years of combined experience in our industry.

Application Consultants

When you need to troubleshoot an application or dive into the science behind proper media usage, our team is here to answer those technical questions.

Inside Support

To ensure that your requirements are understood, we have a dedicated team that receives requests and makes it their priority to get the right answers.

The Complete Family

Meet Our Team

Ken Matheis SR.
Chairmen / Owner
Ken Matheis JR.
President / Owner
John Matheis
Vice President / Owner
Scott Ferrante
Chief Financial Officer
Joe Delong
Director of Sales


Brad Neumann
Director of Procurement
Mary Butterworth
Director of Human Resources
Dave Fisher
Sales Manager
Jonathan Pletta
Sales Support

Interested in joining the Complete team?

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