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45 Years
experience
Emergency
services
Trusted HVAC Experts Since 1981
Rehagen Heating & Cooling has been a trusted name in Central Missouri's HVAC industry since 1981, specializing in geothermal energy solutions for over 30 years. As the first geothermal dealer in the region and the industry's #1 supplier, we combine decades of hands-on experience with cutting-edge technology to deliver reliable heating and cooling systems. Our team of NATE-certified technicians and licensed professionals brings expertise in commercial, residential, and multi-brand HVAC systems, supported by ongoing manufacturer training and specialized certifications in ground-source heat pumps. We maintain strong partnerships with leading brands like Daikin and WaterFurnace, backed by comprehensive warranties and a commitment to customer satisfaction.

With over 2,500 geothermal installations completed, we prioritize precision in every project, ensuring systems are optimized for energy efficiency, longevity, and comfort. Our dedication to quality extends to 24/7 emergency service, transparent communication, and meticulous attention to detailfrom initial consultation to post-installation support. This combination of technical excellence, industry leadership, and personalized service has earned us consistent recognition as a top HVAC provider in Missouri.
Services
AC Repair Geothermal Heat Pumps HVAC Installation Commercial HVAC Ductless Systems Furnace Replacement Heat Pump Services Maintenance Plans Emergency Service Indoor Air Quality
Details
  • Year established: 1981
Highlights and features
  • 40+ years of HVAC expertise with geothermal specialization
  • NATE-certified technicians with ongoing manufacturer training
  • 24/7 emergency service for urgent heating/cooling needs
  • Energy-efficient solutions with Daikin and WaterFurnace partnerships
  • Transparent pricing with 0% financing options available
Associations and certifications
  • NATE Certified
  • Daikin Comfort Pro
  • WaterFurnace GeoPro Dealer
What people say
Top-notch employees Quick installation Clean workspaces Expert technicians Competitive pricing
Services
Geothermal Heat Pumps
Geothermal heat pumps leverage underground temperatures for efficient heating and cooling. Our certified technicians install and service systems that reduce energy costs by up to 60% while providing consistent comfort. With WaterFurnace partnerships and 30+ years of specialization, we deliver durable solutions backed by 10-year warranties on select models.
Commercial HVAC
Custom commercial HVAC solutions for offices, schools, and industrial buildings. Our team designs systems for optimal efficiency, performs precision installations, and offers maintenance plans to minimize downtime. Recent projects include schools, banks, and high-capacity facilities across Missouri.
AC Repair
24/7 emergency and scheduled AC repair for residential and commercial clients. Our NATE-certified technicians diagnose issues quickly, from refrigerant leaks to compressor failures, using factory-authorized parts for lasting repairs.
Ductless Systems
Energy-efficient ductless mini-split systems for homes and businesses. We install and service Daikin and other brand systems, offering zoned temperature control and improved air quality without traditional ductwork.
Furnace Replacement
Complete furnace replacement with high-efficiency models from trusted brands. Our team ensures proper sizing, handles permits, and completes installations in as little as one day while maintaining clean workspaces.
People
Jacob D.
Owner / Service Team
With over 20 years in HVAC leadership, Jacob oversees daily operations and service quality. He ensures adherence to industry standards while maintaining the company's commitment to customer satisfaction since joining the family business.
Cody W.
Lead Estimator / Install Team
Cody specializes in system design and cost estimation, bringing technical expertise to residential and commercial projects. His hands-on approach ensures installations meet both client needs and efficiency standards.
Ryan K.
Estimator / Install Team
Ryan combines technical knowledge with customer service excellence, managing installations from consultation to completion. His responsiveness and attention to detail have earned consistent client praise.
Questions
What is the Daikin Worry Free 12-Year Warranty?
Daikin systems include a 12-year parts warranty, with select products offering extended coverage. Contact our experts for specific details on your system.
What rebates does Daikin offer?
Daikin provides rebates based on location, time of year, and product. Contact our team for current incentives in your area.
How often should AC maintenance be scheduled?
Annual maintenance before summer ensures optimal performance. Our technicians perform comprehensive inspections and tune-ups.
Can I finance HVAC installation?
Yes, we offer flexible financing options including 48 months 0% financing for qualified customers.
Do you provide emergency HVAC service?
Yes, our 24/7 emergency service responds promptly to urgent heating and cooling needs.