Z PLUMBERZ
OF DOWNRIVER TEAM

Our Team

We have a team of licensed and experienced plumbers who are dedicated to delivering the best plumbing services to the Downriver area. We know that having a skilled and reliable team is crucial to provide quality service to our customers. Get to know our team of plumbing experts and discover how we can help you with all your plumbing needs.

Tom Wallen

Owner
Master Plumber
Backflow Certified

Wallen Plumbing was established in 2007 which turned into Z Plumberz of Downriver in 2025. Tom is a loving husband and father to 3 beautiful children.

Brian Harnos

General Manager

Brian Harnos is the General Manager. He was previously the G.M. for Z Plumberz North America. He is married to Mia Harnos and joined Downriver in April 2026.
Kyle Wallen

Plumber’s Trusted Companion

Kyle Wallen enjoys car rides. He loves to meet the customers and joined Downriver in February 2025.
Michelle DeWolf

Office Manager & Dispatcher

Michelle DeWolf is our office manager and dispatcher. Michelle is married to Isaiah DeWolf and joined Downriver in August 2025.
Jim Frain

Service Plumber

Jim has 30 years of plumbing experience, and has been with Z Plumberz since March 2026. Jim loves golf.
Devin Sawmiller

Apprentice Plumber

Devin has been with Z Plumberz since September 2025. Outside of work he loves sports and wrestled in high school.
Brenden Mitchell

Apprentice Plumber

Brenden has been with us since September 2025. He loves music and is now streaming his music under the name Mitchell.
DJ Farago

Apprentice Plumber

DJ has been with us since July 2025. He played golf for Wayne County Community College, and it a member at Monroe Country Club.

What Our Customers Say

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Expert Tips

Expert Knowledge From The Z PLUMBERZ Pros

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Michigan’s New Backflow Testing Requirements: A Guide for Homeowners & Businesses

Michigan’s backflow testing requirements have tightened in recent years. Water authorities across Southeast Michigan are actively enforcing compliance, and that…