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Accuracy & Efficiency in Every Solution

Engineering is the foundation of outstanding mechanical systems. The challenge is to transform innovative ideas into practical and reliable systems. Southport leads with the right concepts to meet your needs and brings the advantage of system fabrication and installation know-how to capitalize on the best means and methods for cost-effective results. Southport Engineered Systems is a full-service HVAC and Plumbing design company, specializing in providing our customers with practical, affordable and buildable designs, as well as accurate budgeting and strategizing to keep projects on track and in scope.

Commercial HVAC systems for Wisconsin business
Wisconsin Industrial plumbing services 24/7
Fire Protection
Fire protection services for commercial & industrial buildings
Commercial engineering services
Commercial fabrication services in Wisconsin
Commercial & Industrial Mechanical engineering services
Reduced Time to Occupancy®

Building Our Future One Project at a Time

As a mechanical contractor, Southport Engineered Systems has played an active role in the growth of Wisconsin communities—Kenosha, Racine, Walworth, Washington, Jackson, Waukesha, Milwaukee, Lake, Cook, and McHenry Counties—since 2005 through countless construction projects. We have a proven reputation for quality craftsmanship and a commitment to safety for everyone on our job sites.


Commercial & Industrial Construction in WI

Southport Engineered Systems offers Climate Change On Demand® for commercial customers across Southeast Wisconsin and Northern Illinois. A fleet of service vehicles gives us the power to offer 24/7 commercial HVAC, plumbing, and fire suppression system service; while our new production facility lets us design most components in-house. Solicit a design bid or contact us now for emergency commercial HVAC and plumbing service in Southeast Wisconsin or Northern Illinois.


A broken pipe can bring your production facility to a halt. A damaged rooftop unit can cause the temperature in your warehouse to rise, damaging perishable products. Both problems can cost your business hundreds of thousands of dollars. Southport Engineered Systems offers 24/7 emergency repair service for customers in Northern Illinois and Southeast Wisconsin. Our technicians are always on call and offer commercial HVAC and plumbing repair 24/7.

Southport’s team of expert engineers design state-of-the-art utility systems for commercial properties of every size. Our newly designed production facility in Caledonia lets us prefabricate most components in-house; helping us cut down on production time, maximize quality and improve efficiency. Multi-national corporations and local businesses alike trust Southport Engineered Systems to design commercial HVAC systems, fire suppression systems, plumbing networks and more.


Commercial Mechanical Systems

New and existing businesses in Wisconsin and Northern Illinois turn to Southport Engineered Systems for commercial mechanical systems. With more than 150 experts on staff, Southport offers superior design, installation and repair of commercial HVAC systems, commercial plumbing systems and fire sprinkler systems. We guarantee Southport technicians will be the best team members on your job site from the initial design to the final installation. Mechanical systems from Southport Engineered Systems operate with maximum efficiency and last longer than the competition. Plus, our engineers and technicians work around the clock to ensure you have reduced time to occupancy. Contact Southport Engineered Systems for professional HVAC, plumbing and fire protection system services.


Industries Served by the Experts at Southport Engineered Systems:


Commercial Mechanical System Design Capabilities

Southport offers superior commercial mechanical system design services. Backed by decades of industry experience, the engineers and technicians at Southport design and build complex mechanical systems for businesses and local governments in Southeast Wisconsin and Northern Illinois. Commercial HVAC, plumbing, geothermal, and fire suppression systems from Southport are built to maximize efficiency and minimize cost. Mechanical systems designed by Southport can be found in hospitals, manufacturing facilities, municipal buildings, nursing homes and more.

Commercial HVAC System Design

Commercial HVAC system design from Southport includes:

  • Pipefitting
  • Custom Ductwork
  • Temperature Control
  • And More

Commercial HVAC Design

Industrial Plumbing System Design

The commercial plumbing contractors at Southport work with:

  • De-Ionized Water Piping
  • Industrial Process Piping
  • Process Cooling and Heating
  • And More

Commercial Plumbing Design

Fire Sprinkler System Design

Commercial fire sprinkler system design from Southport includes:

  • NFPA 13 Water Systems
  • Anti-Freeze Sprinkler Systems
  • Fire Pump Controls
  • And More

Commercial Fire Sprinkler System Design



Emergency Mechanical System Repair in WI and IL

24/7 emergency repair services from Southport Engineered Systems ensures your business won’t be stuck in the cold for long. From annual preventative maintenance to repairs at a moment’s notice, Southport offers Climate Change On Demand®.

Commercial HVAC Repair

Southport's commercial HVAC repair services include:

  • Condenser Repair
  • Humidifier Repair
  • Chilled Water System Repair
  • And More

Commercial HVAC Repair

Commercial Fire Sprinkler Repair

Fire sprinkler repair from Southport includes:

  • Backflow Prevention and Cross Connection
  • Fire Pump Control Repair
  • Dry, Deluge, and Pre-Action Sprinkler System Repair
  • And More

Commercial Fire Sprinkler System Repair

Commercial Plumbing Repair

Commercial plumbing repair from Southport includes:

  • Backflow Testing
  • Waste and Storm Sewer Repair
  • Locating and Camera Services
  • And More

Commercial Plumbing Repair



Commercial System Maintenance for Southeastern WI

Southport has been providing repair, replacement & installation services in southeastern Wisconsin since 2005. Counties served include:

Serving Wisconsin Businesses since 2005Southport Engineered Systems


Big BendBrookfield, Brown DeerBurlingtonCaledonia, Cudahy, DelafieldDelavan, DousmanEagleElkhornFox PointFranklinGraftonGermantown, GlendaleGreendaleGreenfield, Hales CornersLake GenevaKenoshaMenomonee FallsMequonMilwaukeeMount PleasantMukwonagoMuskegoNew BerlinOak CreekPewaukee, Pleasant Prairie, Port Washington, Racine, Saint FrancisSheboygan, ShorewoodSussex, Waukesha, Wauwatosa, West Allis, West Bend & Whitefish Bay