Business Details
50+ Years
experience
Emergency
services
Your Trusted Partner for Plumbing Solutions in Portage, WI
Zimmerman Plumbing has served commercial and residential clients since 1932 with unmatched expertise in plumbing systems. Our family-owned business combines generations of experience with cutting-edge technology like BIM and CAD to deliver comprehensive solutions across Wisconsin and the upper Midwest. Our team of over 30 licensed plumbers specializes in complex projects for healthcare facilities, industrial sites, educational institutions, and multi-family housing.We maintain the highest industry standards through certified medical gas installation, preventative maintenance, and emergency response capabilities. Our reputation is built on decades of proven reliability, technical excellence, and a commitment to exceeding client expectations in every project phase.
Services
Commercial Plumbing
Medical Gas Installation
Design Services
Preconstruction Consulting
Residential Repairs
Emergency Service
BIM Coordination
Industrial Plumbing
Preventative Maintenance
Healthcare Systems
Details
- Year established: 1932
Highlights and features
- We have 85+ years of continuous plumbing expertise since 1932
- Our team includes 30+ licensed Wisconsin plumbers with specialty certifications
- Certified medical gas installation specialists for healthcare facilities
- Complete lifecycle services from design to maintenance and repair
- Serving commercial clients across four Midwest states
What people say
Highest industry standards
Professional team
On time execution
Technically skilled
Cost-saving ideas
Services
Commercial Plumbing
Providing full-spectrum commercial plumbing solutions since 1932. Our licensed professionals handle new construction, renovations, and maintenance for industrial, institutional, and retail clients. We specialize in complex systems requiring BIM coordination, medical gas installation, and industrial piping. Our team ensures code compliance and operational efficiency for facilities across the Midwest.
Medical Gas Systems
Certified medical gas installation and maintenance for healthcare facilities. Our specialists design and implement oxygen, vacuum, and specialized gas systems with built-in safety features. We serve hospitals, clinics, and laboratories with 24/7 emergency service capabilities. Each system meets NFPA 99 standards through precision brazing, material verification, and pressure monitoring.
BIM Design
Advanced CAD/BIM modeling for plumbing system planning. Our digital solutions identify conflicts before installation, optimize material usage, and streamline maintenance access. We provide 3D as-builts for facility management and collaborate with architects during preconstruction phases. This technology reduces costs by minimizing field changes and rework.
Emergency Repairs
24/7 emergency plumbing response for critical system failures. Our trained technicians address leaks, pipe bursts, and equipment malfunctions with rapid mobilization. We maintain continuity for commercial clients through temporary solutions while implementing permanent repairs. Service guarantees include same-day response for priority situations.
Preconstruction Consulting
Comprehensive preconstruction services including cost estimating, value engineering, and schedule optimization. Our team analyzes plumbing system requirements during design phases to prevent budget overruns. We provide modularization strategies and fabrication planning to enhance construction efficiency while meeting all regulatory standards.
People
Mike Nachreiner
President/Shareholder
Master plumber with 15 years experience. Specializes in commercial project management and healthcare installations. Leads design coordination to ensure smooth construction execution.
Sarah Johnson
Secretary-Treasurer/Shareholder
Oversees business operations including finance, HR, and administration. Ensures team resources for successful project delivery across Wisconsin and Midwest regions.
Dennis Nachreiner
Retired President
40-year plumbing veteran and former owner. Mentored current leadership team through generations of commercial plumbing expertise and industry transformations.
Hans Peterson
CAD/BIM Coordinator
25-year master plumber transitioning technical expertise to digital design. Specializes in 3D modeling for complex MEPF system coordination and prefabrication planning.
Blaine Young
Project Manager
10-year licensed plumber with dual field and office experience. Focuses on accurate estimating and client communication for successful project outcomes.
Questions
What commercial plumbing services do you offer?
We provide full-service commercial plumbing including new construction, maintenance, medical gas systems, BIM design, and emergency repairs for industrial, healthcare, and institutional clients.
Do you serve clients outside Wisconsin?
Yes, we serve commercial clients throughout the upper Midwest including Minnesota, Iowa, and Illinois in addition to Wisconsin locations.
Are you available for plumbing emergencies?
Yes, we offer 24-hour emergency service with rapid response for critical plumbing system failures affecting business operations.
What makes your medical gas installation unique?
Our certified technicians follow NFPA 99 standards with specialized brazing, material verification, and pressure monitoring processes for healthcare facilities.
How do you handle complex construction projects?
We utilize BIM technology for conflict detection, provide preconstruction consulting, and coordinate MEPF systems to ensure efficient project execution.
Can you service both residential and commercial clients?
Yes, we offer commercial plumbing services across the Midwest and residential service within 30 miles of our Portage, WI headquarters.
Reviews (2)
Tina Thomas
Mar 27, 2021
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They were amazing same day service which I didn’t expect. The staff and the plumber were all very friendly and courteous. Instead of trying to sell me a new hot water heater they had a simple fix for mine. Thank you.
Jenna Petro
Dec 19, 2016
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They were quick and knowledgable. Zimmerman was also one of the quickest to come fix our issue. I would definitely recommend them to others.
