Business Details
50+ Years
experience
Emergency
services
Your Trusted HVAC Partner in Horicon, WI
Since 1947, Sure-Fire Heating & AC Heating & AC has been dedicated to providing top-quality HVAC solutions across Wisconsin. Founded by Emil Malesevich, our company began as a small heating contractor and has grown into Dodge County's largest HVAC provider, serving residential and commercial clients with unmatched expertise. Our commitment to engineering excellence and customer satisfaction has driven us to expand our services, including electrical contracting and HVAC design/build projects. With over 75 years of industry experience, we prioritize ongoing technician training, ensuring our team remains at the forefront of HVAC technology and best practices. Our 24/7 emergency service and comprehensive maintenance plans reflect our dedication to reliability, while partnerships with industry leaders like Lennox guarantee access to cutting-edge equipment.Headquartered in Horicon, WI, we serve communities across Dodge County, Fond du Lac, and surrounding areas, maintaining our founding philosophy of quality design, installation, and prompt service. Our 35+ skilled craftsmen and robust in-house parts inventory enable rapid response times, minimizing downtime for homeowners and businesses alike. Recognized for our community involvement through initiatives like the Feel the Love furnace donation program, we combine technical proficiency with a commitment to local impact. Today, Sure-Fire Heating & AC Heating & AC remains family-owned, blending generational expertise with modern innovation to deliver comfort solutions tailored to Wisconsin's climate challenges.
Services
HVAC Installation
Furnace Repair
AC Maintenance
Commercial HVAC
Emergency Service
Details
- Year established: 1947
Highlights and features
- 75+ years of HVAC expertise serving Wisconsin communities
- 24/7 emergency service with rapid response times
- Factory-trained technicians for all major equipment brands
- Flexible financing options for HVAC replacements
- Customized maintenance plans to extend system longevity
What people say
24/7 emergency response
Factory-trained technicians
Energy-efficient upgrades
Community involvement
Prompt service
Services
HVAC Installation
We design and install custom HVAC systems tailored to your property's size and comfort needs. Our technicians specialize in high-efficiency furnaces and air conditioners from trusted brands like Lennox. Every installation includes precise load calculations and duct system fabrication to ensure optimal performance and energy efficiency for residential and commercial buildings.
24/7 Emergency Repair
Our fully stocked service fleet responds to HVAC emergencies at any hour. Factory-trained technicians handle urgent furnace failures, AC breakdowns, and heating system malfunctions with rapid diagnostics and repairs. We maintain extensive parts inventory to minimize downtime during critical system failures for homes and businesses.
Commercial HVAC
We provide comprehensive commercial HVAC solutions including system design, equipment replacement, and maintenance contracts. Our team handles projects from small offices to large industrial facilities, offering energy-efficient upgrades and emergency service plans. Services include load calculations, custom duct fabrication, and 24/7 support for business continuity.
Maintenance Plans
Our maintenance plans extend equipment lifespan through regular professional servicing. Technicians perform system inspections, filter replacements, and efficiency optimizations to prevent breakdowns. Members receive priority scheduling, discounted repairs, and energy cost savings through optimized system performance for residential and commercial clients.
Financing Options
We offer flexible financing solutions for HVAC replacements and upgrades. Zero-percent financing options make it affordable to install energy-efficient systems that reduce long-term operating costs. Our financing specialists help homeowners and businesses qualify for plans that match their budget while improving comfort and system reliability.
People
Casey Malesevich
President
Leading Sure-Fire Heating & AC Heating & AC since 2011, Casey Malesevich oversees operations while maintaining our founding commitment to quality service. With legal expertise and generational HVAC knowledge, he ensures strategic growth while preserving family values in every customer interaction.
Ted Malesevich
Vice President/Project Manager
As LEED-certified project leader since 2016, Ted manages complex commercial HVAC projects. His expertise in sustainable building design ensures energy-efficient solutions that meet modern environmental standards while maintaining our company's technical excellence.
Greg Blohowiak
Commercial HVAC Designer
With over 15 years at Sure-Fire Heating & AC Heating & AC, Greg specializes in commercial system design. His engineering background enables precise HVAC specifications for new constructions and renovations, ensuring optimal comfort and efficiency for business clients across Wisconsin.
Rob Eberhardt
Service Manager
Leading our 24/7 service team since 2010, Rob coordinates emergency responses and technician training. His focus on rapid problem resolution and customer communication maintains our reputation for reliable HVAC support during critical system failures.
Tom Schwartz
Residential Sales
With 30+ years in residential HVAC, Tom provides personalized system recommendations. His expertise in home comfort solutions helps Wisconsin homeowners choose efficient heating and cooling systems tailored to their specific needs.
Questions
What HVAC services do you offer for Wisconsin homeowners?
We provide complete heating, cooling, and electrical services including installations, repairs, and maintenance plans. Our technicians specialize in Wisconsin's climate challenges with 24/7 emergency support.
Do you offer financing for HVAC replacements?
Yes, we provide zero-percent financing options for qualifying customers to make HVAC upgrades more affordable while improving energy efficiency and comfort.
How quickly can you respond to HVAC emergencies?
Our 24/7 service team responds immediately to emergencies, with technicians available 365 days a year for urgent furnace or AC repairs.
What commercial HVAC services are available?
We offer commercial design/build projects, equipment replacement, maintenance contracts, and emergency service plans tailored to business needs across Wisconsin.
Do you service all HVAC equipment brands?
Yes, our technicians service all major brands using factory-specific training and maintain extensive parts inventory for quick repairs on any system.
What maintenance plans are available?
Our service memberships include regular system tune-ups, priority scheduling, and discounted repairs to extend equipment lifespan and maintain optimal efficiency.
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