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50+ Years
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Emergency
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Your Trusted HVAC & Plumbing Partner in the Upper Midwest
Mulcahy CO Inc has been a trusted leader in HVAC and plumbing solutions for over 95 years, delivering innovative products and unmatched service to the Upper Midwest. Our team of technical experts combines deep industry knowledge with a commitment to integrity, ensuring reliable systems that enhance comfort and efficiency. We prioritize customer success through tailored solutions, from initial design to ongoing support, backed by partnerships with top manufacturers. Our employee-owned structure fosters a culture of accountability and excellence, ensuring every client interaction reflects our core values.

With offices across Minnesota, Iowa, and the Dakotas, we provide localized expertise with a regional reach. Our dedication to growth extends beyond businesswe invest in community partnerships and educational initiatives to empower industry professionals and support sustainable progress. From emergency repairs to comprehensive system installations, Mulcahy CO Inc remains steadfast in its mission to serve better than anyone, every day.
Services
Hydronic HVAC Air Distribution Plumbing Systems Technical Training Emergency Support
Details
  • Year established: 1929
Highlights and features
  • We offer 95 years of specialized expertise in commercial HVAC and plumbing systems.
  • Our employee-owned team prioritizes integrity and accountability in every project.
  • We provide 24/7 emergency parts and technical support for critical systems.
  • Our partnerships with 30+ manufacturers ensure access to cutting-edge solutions.
  • We deliver tailored training programs for engineers and industry professionals.
Services
Hydronic HVAC
Hydronic HVAC systems use water-based heat transfer for efficient commercial heating and cooling. Our solutions include boilers, cooling towers, and heat exchangers from industry leaders. With 95 years of expertise, we design systems that maximize energy efficiency while ensuring reliable performance for large-scale facilities.
Air Distribution
Air distribution systems ensure optimal climate control through ductwork, VAVs, and rooftop units. We partner with manufacturers like Nailor and Tempmaster to deliver energy-efficient solutions. Our team provides technical support for system design, installation, and maintenance in commercial and industrial settings.
Plumbing Systems
Plumbing solutions address complex water movement challenges using pumps and domestic system equipment. We specialize in systems that maintain water quality and pressure for commercial buildings. Our experts ensure compliance with safety standards while optimizing system longevity and efficiency.
Technical Training
Technical training programs provide engineers and professionals with system-focused knowledge. Sessions cover hydronics, air distribution, and plumbing innovations. Most courses qualify for PDH credits, emphasizing practical applications over product-specific sales pitches to enhance professional development.
Emergency Support
Emergency support includes 24/7 parts availability and technical assistance for critical system failures. Our team responds to urgent HVAC and plumbing issues with on-site service calls starting at $225/hour. We prioritize rapid resolution to minimize operational disruptions for commercial clients.
Questions
What HVAC services does Mulcahy CO Inc offer?
We provide hydronic systems, air distribution solutions, technical training, and emergency support for commercial clients.
Which areas does Mulcahy CO Inc serve?
We operate across Iowa, Minnesota, North Dakota, and South Dakota in the Upper Midwest region.
Do you offer emergency HVAC support?
Yes, we provide 24/7 emergency parts and technical assistance for critical system failures.
Are training programs available for professionals?
We offer PDH-eligible technical training on HVAC systems and plumbing innovations for industry professionals.
What warranty options exist for installed systems?
Warranty details vary by manufacturer—contact our team for specific coverage information on your equipment.