Delevan’s Best Commercial HVAC and Plumbing Contractor
Custom Systems & Advanced Repairs
Southport Engineered Systems provides customized commercial HVAC and plumbing solutions throughout Delevan, Southeast Wisconsin and Northern Illinois. Our expert team specializes in designing, building and maintaining systems to enhance performance and efficiency, backed by decades of experience. 
We manage every stage of HVAC and plumbing projects—from initial design to installation and ongoing maintenance. Trust us for 24/7 emergency repairs and service. Our skilled professionals work within your budget to deliver solutions tailored to your facility’s unique needs and operational goals.
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Our Commercial Capabilities
Southport Engineered Systems speeds up your facility’s startup. We provide transparent communication and seamless execution at every phase of your project. Our commercial services include:
- Rooftop Units (RTUs)
- Package HVAC units
- Geothermal heating and cooling
- Ventilation systems and multiple unique ventilation zones
- Custom ductwork
- Humidifiers and chilled water systems
- Terminal units
- HVAC piping
- Sheet metal work
- Water, waste and storm sewer systems
- Deionized water piping
- Compressed air systems
- Utility and industrial process piping
- Backflow testing
- Locating and camera services
- And more
We keep your project on track and within budget by leveraging advanced project management tools and prefabrication techniques.
Commercial HVAC Systems
We are the largest Carrier dealer in Southeast Wisconsin and Northern Illinois, and we service all common industrial HVAC units.
- York
- Trane
- American Standard
- Johnson Controls
- Lennox
Our cost-effective solutions and attention to detail set us apart from our competitors.
Common HVAC Services Offered
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Commercial Plumbing Systems
Our experts simplify your commercial plumbing projects. With in-house prefabrication, we reduce supply chain delays and cut costs. We serve a wide range of facilities, including schools and senior living communities.
Common Plumbing Services Offered
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Commercial Fire Sprinkler Systems
Our engineering team designs fire protection systems tailored to your commercial property. We adhere to NFPA and SPS standards, providing wet pipe, dry pipe, pre-action and deluge systems for complete protection.
- Inspection
- Retrofitting and remodeling
- Emergency backup power and lighting
- Maintenance
Common Fire Protection Installations
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Serving Delavan Businesses in All Major Industries
We deliver efficient, buildable plumbing solutions throughout the Delevan region. Our experienced team combines superior craftsmanship with custom-fabricated components for both new construction and facility upgrades.
Common Industries We Service