Business Details
45 Years
experience
Emergency
services
Your Trusted HVAC Partner in Wausau, WI
Gilray Heating & Cooling has been dedicated to enhancing home comfort in central Wisconsin since 1981. Founded by Randy Gilray, our company was established to meet the growing demand for reliable heating and cooling solutions. Over four decades, we have expanded our services while maintaining a steadfast commitment to exceptional customer support in Wausau and Marathon County. Our certified technicians deliver fast, dependable service for all major HVAC brands, supported by ongoing training to keep pace with technological advancements. We specialize in comprehensive HVAC solutions, including furnace and air conditioner installation, repair, and maintenance, as well as advanced systems like heat pumps, ductless mini-splits, and smart thermostats.As a Lennox Premier Dealer, we partner with industry-leading brands to provide energy-efficient equipment that combines performance with sustainability. Our 24/7 emergency services ensure peace of mind, while flexible financing options make modern HVAC upgrades accessible. With a reputation built on quality, reliability, and community trust, we continue to prioritize customer satisfaction in every project. Our mission remains unchanged: to deliver superior HVAC services that create comfortable living environments tailored to our clients' needs.
Services
HVAC Installation
Furnace Repair
Air Conditioner Maintenance
Heat Pump Services
Ductless Mini-Split Systems
Smart Thermostat Installation
Emergency HVAC Service
Boiler Installation
Garage Heater Services
Packaged HVAC Systems
Details
- Year established: 1981
Highlights and features
- 40+ years of local HVAC expertise since 1981
- 24/7 emergency service for urgent comfort needs
- NATE-certified technicians with ongoing training
- Financing options for affordable system upgrades
- Partnership with Lennox for energy-efficient equipment
Services
HVAC Installation
We specialize in complete HVAC system installations, including furnaces, air conditioners, heat pumps, and packaged systems. Our technicians ensure proper sizing and efficient setup for optimal performance. Backed by partnerships with brands like Lennox, we provide energy-efficient solutions tailored to Wisconsin's climate.
Furnace Repair
Our certified technicians diagnose and repair all furnace types, including gas, oil, and electric models. With 40+ years of experience, we resolve heating issues promptly while prioritizing safety and efficiency. Emergency repair services are available 24/7 during cold Wisconsin winters.
Air Conditioner Maintenance
Regular maintenance extends AC lifespan and improves efficiency. Our technicians inspect components, clean coils, and check refrigerant levels to ensure peak summer performance. Preventive care helps avoid costly breakdowns in Wausau's warmer months.
Ductless Mini-Split Systems
Ideal for homes without ductwork, our ductless systems provide zoned temperature control. We install energy-efficient mini-splits from Lennox and Samsung, offering quiet operation and smart home integration for targeted comfort in specific rooms or additions.
24/7 Emergency Service
HVAC failures demand immediate attention. Our team responds to urgent heating and cooling issues at any hour, including nights and weekends. With fully stocked vehicles and trained technicians, we restore comfort quickly during Wisconsin's extreme weather conditions.
People
Randy Gilray
Founder
Randy Gilray established Gilray Heating & Cooling in 1981 to address central Wisconsin's HVAC needs. With decades of industry experience, he built the company on principles of quality service and community trust.
Questions
What HVAC services do you offer in Wausau?
We provide full-service HVAC solutions including installation, repair, and maintenance for furnaces, air conditioners, heat pumps, ductless systems, and more across Wausau and surrounding areas.
Do you offer emergency HVAC service?
Yes, our 24/7 emergency service responds to urgent heating and cooling issues in Wausau at any time, including nights and weekends.
Are financing options available?
Yes, qualified customers can take advantage of no-interest financing for 12 months on new Lennox system installations.
What brands do you work with?
As a Lennox Premier Dealer, we specialize in Lennox equipment but also service all major HVAC brands with certified technicians.
How can I schedule service?
Call us at 715-515-7221 or use our online contact form to schedule appointments for HVAC installation, maintenance, or emergency repairs.
Do you service rural areas around Wausau?
Yes, we serve Aniwa, Antigo, Merrill, Mosinee, Rib Mountain, Schofield, and all communities in Marathon County and beyond.
