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50+ Years
experience
Emergency
services
Trusted HVAC Services in New Berlin, WI
Gregg Heating & Air Conditioning has served southeastern Wisconsin since 1974, providing comprehensive HVAC solutions. Founded by Greg Hausinger and led by current owner Kyle Geisberger since 2017, we operate under the motto 'Do the job right the first time, and stand behind what you do.' Our NATE-certified technicians deliver heating, air conditioning, and indoor air quality services across Waukesha, Milwaukee, and surrounding areas. As a Better Business Bureau member, we maintain licensing, bonding, and insurance while offering 24/7 emergency service.

Our team prioritizes customer satisfaction through factory-trained expertise, transparent communication, and EPA Energy Star-approved products. With decades of combined experience, we provide free estimates, maintenance plans, and financing options while maintaining weekday office hours with emergency availability weekends.
Services
AC Repair Heating Installation Boiler Maintenance Ductless Systems Indoor Air Quality
Details
  • Year established: 1974
Highlights and features
  • 50+ years serving Wisconsin HVAC needs
  • 24/7 emergency service available
  • Factory-trained NATE-certified technicians
  • Better Business Bureau accredited business
  • Free estimates on all HVAC services
Associations and certifications
  • Better Business Bureau
  • NATE Certified
What people say
Same day service Professional technicians Emergency availability Competitive pricing Reliable installations
Services
AC Repair
Our certified technicians provide prompt air conditioning repair services for residential and commercial properties. We diagnose and fix cooling system issues including refrigerant leaks, compressor failures, and thermostat malfunctions. Emergency service available 24/7 with upfront pricing and warranty options.
Heating Installation
Professional heating system installation for gas, electric, and hybrid furnaces. We offer energy-efficient models with SEER ratings up to 16. Our team handles permits, old unit removal, and system testing. Financing options available with manufacturer warranties included.
Boiler Maintenance
Preventive boiler maintenance services including pressure checks, component inspections, and efficiency tuning. Annual servicing extends equipment lifespan and maintains warranty validity. Our technicians work on all major boiler brands and models.
Ductless Systems
Ductless HVAC system installation and service for homes without existing ductwork. We offer single and multi-zone systems with energy-efficient operation and smart thermostat compatibility. Free in-home consultations available.
Indoor Air Quality
Comprehensive indoor air quality solutions including air purifiers, humidifiers, and ventilation systems. We install AprilAire products and UV light systems to reduce allergens and improve respiratory health in residential spaces.
People
Kyle Geisberger
Owner
Owner Kyle Geisberger has led Gregg Heating since 2017, continuing its legacy of excellence. With over 20 years in HVAC, he oversees all operations while maintaining hands-on customer service.
Questions
What HVAC services do you offer?
We provide AC repair, heating installation, boiler maintenance, ductless systems, and indoor air quality solutions for residential and commercial clients.
Do you offer emergency HVAC service?
Yes, we provide 24/7 emergency HVAC service for urgent heating and cooling needs in our service areas.
Are your technicians certified?
All our technicians are NATE-certified with factory training on major HVAC equipment brands.
Do you service commercial HVAC systems?
Yes, we offer commercial HVAC maintenance and repair services for businesses in addition to residential clients.
What financing options are available?
We offer flexible financing options for HVAC system replacements and major repairs through approved lenders.
Are you BBB accredited?
Yes, we maintain Better Business Bureau accreditation with a strong customer satisfaction record.