Commercial Plumbing Services in Greater Wisconsin

Dependable by Design

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Commercial plumbing systems require precise design, installation, and ongoing service to support water, gas, drainage, and specialized piping applications. Southport Mechanical provides commercial plumbing services across Madison and Greater Wisconsin, supporting projects from system design through construction to long-term performance.

Our team includes engineers, fabricators, and licensed tradespeople who work together to deliver plumbing infrastructure that meets operational demands. Each project is developed with a focus on code compliance, system performance, and coordination with other mechanical systems.

Request a bid to connect with our commercial plumbing team and discuss your project requirements.

Commercial Plumbing Services, technician working on piping.

Commercial Plumbing Services

Southport Mechanical delivers comprehensive plumbing services designed to support commercial systems at every stage of their lifecycle.

System Design and Engineering

  • Piping layout and system design aligned with building requirements
  • Code compliance planning based on local and regional standards
  • Coordination with mechanical systems for integrated performance

Installation and Construction

  • Water, gas, and drainage system installation across commercial facilities
  • Storm and sanitary system integration for site-wide performance
  • New construction plumbing systems built to project specifications

Repair and Retrofit

  • System diagnostics and troubleshooting to identify issues
  • Replacement of aging piping systems to restore performance
  • Upgrades for compliance and efficiency across existing infrastructure

Preventative Maintenance

  • Inspection of critical plumbing systems to identify risks early
  • Performance checks and adjustments to maintain operation
  • Long-term maintenance planning to extend system life

Commercial Plumbing Systems We Work With

Southport Mechanical works with a range of commercial plumbing systems designed to meet building and operational requirements.

  • Water, waste, and storm systems for full building coverage
  • Gas piping systems for safe and efficient fuel delivery
  • Deionized water piping for specialized applications
  • Compressed air systems for industrial environments
  • Industrial process piping for facility-specific needs
  • Backflow prevention systems to protect water supply integrity
  • Camera inspection and locating services for system diagnostics

Systems are designed and installed based on building requirements and operational demands.

In-House Fabrication and Prefabrication

Southport Mechanical supports commercial plumbing projects with in-house fabrication and prefabrication capabilities.

  • Pipe prefabrication to streamline installation and reduce on-site labor
  • Improved project coordination through controlled fabrication processes
  • Consistent quality control across piping systems

These capabilities support efficient installation and improved project timelines.

Full Lifecycle Plumbing Support

Our team supports commercial plumbing infrastructure throughout the entire project lifecycle.

  • Design-build plumbing systems with integrated planning and execution
  • New construction installation aligned with project scope
  • System retrofits and upgrades to improve performance
  • Ongoing service and maintenance to support long-term operation

This approach ensures consistent performance across all phases of system use.

Commercial Plumbing Applications

Southport Mechanical provides plumbing solutions across a range of commercial environments.

  • Commercial buildings, including office and retail spaces
  • Industrial facilities with specialized system requirements
  • Municipal projects requiring code-driven system design
  • Multi-family properties with large-scale plumbing demands

Each application requires a tailored approach to system design, installation, and service.

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Why Choose Southport Mechanical

Southport Mechanical brings the experience and capabilities required to support commercial plumbing systems at scale.

  • Integrated engineering and trades expertise across all project phases

  • Strong knowledge of plumbing codes and compliance requirements

  • In-house fabrication capabilities to support system design and installation

  • Experience with complex and specialty piping systems

Our team focuses on delivering plumbing infrastructure that performs reliably and meets the demands of commercial environments.

Industries We Serve
Industrial
Manufacturing Facilities
Educational Facilities
Government Facilities
Healthcare Facilities
Nursing/Assisted Living Facilities
Multi Family and Hotels
Business and Retail Facilities
Warehousing and Storage Facilities
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Our Completed Projects

Springs of Kenosha, WI
Location: Kenosha, WI

Date: In Progress

Project Type: Plumbing
Project Recap: Complete plumbing for over 180 two- and three-story residential buildings featuring studios, one-, two- and three-bedroom configurations with contempo...
West Allis DPW
Location: West Allis, Wisconsin
Project Type: Plumbing
Project Recap: We are currently installing the plumbing and HVAC on a 175,000 square foot brand new municipal building.  We ran BIM coordination for the job resultin...
Summer Ridge Apartments
Location: Lake Mills, Wisconsin
Project Type: Plumbing
Project Recap: We completed the design and install of both plumbing and HVAC for a new apartment complex consisting of eight 2-story stacked flats.  We prefabricated...
Falls at Pike Creek
Location: Kenosha, Wisconsin
Project Type: Plumbing
Project Recap: The Falls at Pike Creek in Kenosha Wisconsin.  We completed the design and install of a brand 2 new 65 unit apartment buildings.  We prefabricated all...
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    Read About Our Customers’ Recent Experiences

    Eric Hensley
    4 days ago
    I had a boiler system installed by Southport and everyone I interacted with was fantastic! After several quotes I selected them because I thought the company had a lot of integrity. I first got a quote from Caleb who was most professional, walking me through all the options they had for me and being very reasonable on the pricing. They scheduled the installation within a week and, on that day, the technicians Ryan and Jacob were excellent and very hard workers. I appreciated that they were very careful inside the house, putting shoe protectors while upstairs and overall being very respectful. They stayed until the job was done and my heat was restored. I would highly recommend Southport if you need a new boiler installation or and work or maintenance on your boiler, home heat, or water heating system.
    Dave Frook
    5 days ago
    Justin did a great job explaining everything to us. He is very knowledgeable.
    Mario Maritato
    5 days ago
    Timely, professional and friendly service.
    David Geertsen
    5 days ago
    Southport did a good job, Justin was professional, thorough, did a great job !!
    Darlene Severson
    6 days ago
    Thank you for sending Andrew Wenk to test our furnace. He could answer our questions clearly and tested all the important components and measured various pressures, temperatures, speeds, and other technical factors. He gave us 3 estimates for replacing parts that are needed due to age of the furnace. Andrew was pleasant and respectful to us.
    JULIE GRIMM
    7 days ago
    Great technician. Grest communication and friendly. Jacob.
    chris kwong
    1 week ago
    Jacob came over to install a new heat pump and do an annual HVAC maintenance check for winter. Appreciate how Jacob was friendly, communicative on progress/steps/etc, and open for questions!
    Jackson ellis
    1 week ago
    Vincent came and assessed my furnace and was very helpful with diagnosing problems with it. Would definitely recommend them for any needs
    Jackie Lambert
    1 week ago
    Fast and friendly. Thanks for getting my heat back on!
    Karen Parrillo
    1 week ago
    Blake was very courteous and efficient in disconnecting our old dryer gas supply. We appreciate the quick response.
    Diane Bilak
    1 week ago
    Nick and Dylan was very professional, respectful and knowledgeable and pleasant. Dylan explained everything to me in an easy way to understand. I would definitely use Southport again for my heating/air conditioning
    needs.
    Dan Oleary
    2 weeks ago
    Nathan was very detailed and explained things very well.
    Sharon Edic
    2 weeks ago
    Dispatch team was professional and service technician Quinn was super! He was very nice, explained everything in detail, answered all our questions and worked quickly. Highly recommend!
    Brittany Urban
    2 weeks ago
    Riley was amazing! He kept me updated throughout the process because we were not home. He was very professional and very hard working!!
    frannie lynne
    2 weeks ago
    Vincent arrived on time, explained all info clearly and with detail, was courteous. I learned interesting and important facts about the furnace and truly appreciate his taking the time to educate my husband and me.
    Denise Stanford
    2 weeks ago
    Southport was extremely helpful and had an appointment the day after I called to inquire about their maintenance plans.

    Luke was great. He explained what he found during routine furnace maintenance, things that were working well and things to watch for in the future. Best experience I have had in a long time.
    Karyn S
    2 weeks ago
    I had a wonderful experience with Southport! Justin and Phil were both fantastic to work with. Justin was incredibly friendly, knowledgeable, and helpful throughout the entire process. He made everything easy and stress-free and was a pleasure to work with!
    Phil was equally wonderful! He was professional and thorough. I really appreciated his attention to detail and the care he put into his work. Both Justin and Phil went above and beyond to provide excellent customer service.
    I highly recommend Southport and especially Justin and Phil! Thank you both for such a positive experience!
    Jim Sheehan
    2 weeks ago
    Southport’s Technician , Phil Lloyd, is a true asset to his organization! My wife, Karyn and I have had many contractors come through our house over the years and I would put Southport at the very top of our service partners. They are knowledgeable, reasonable, and most importantly trustworthy. Phil Lloyd took the time to share, in layman’s terms, the root cause of our problem and a remedy that would bring our system back up and running; peace of mind to our family. I would highly recommend Southport, and would give Phil Lloyd a 10 out of 10 related to Service, quality, and most important trust. Southport is fair on cost,I plan on partnering with Southport for many years to come. Jim Sheehan