Business Details
19 Years
experience
Your Trusted HVAC & Geothermal Partner in Kiel, WI
Since 2007, Advanced Custom Geothermal has been a trusted provider of residential and commercial HVAC solutions in Wisconsin. Our team specializes in geothermal heating and cooling systems, traditional HVAC installations, and repair services, combining cutting-edge technology with decades of industry experience. As a Geo Pro Master Dealer and WaterFurnace partner, we deliver energy-efficient systems that reduce costs and environmental impact while maximizing comfort. Our commitment to personalized service is reflected in our free energy analysis, tailored system designs, and a track record of satisfied clients across Wisconsin. We prioritize transparency, offering clear explanations of tax incentives and rebates available at state and federal levels.With expertise in commercial refrigeration, architectural sheet metal fabrication, and indoor air quality improvements, we serve diverse client needs from single-family homes to large-scale businesses. Our reputation as Wisconsin's #1 WaterFurnace contractor is built on rigorous technical standards, customer-centric problem-solving, and a dedication to long-term client relationships. Testimonials highlight our ability to adapt systems to unique property requirements, deliver significant energy savings, and maintain exceptional post-installation support. We remain at the forefront of HVAC innovation while upholding the values of reliability and integrity that have defined our business since inception.
Services
Geothermal Installation
HVAC Repair
Air Conditioning
Furnace Services
Commercial HVAC
Duct Cleaning
Indoor Air Quality
Refrigeration Systems
Energy Analysis
Tax Incentive Assistance
Details
- Year established: 2007
Highlights and features
- We have over 15 years of experience in residential and commercial HVAC services.
- Our team holds the elite Geo Pro Master Dealer status with WaterFurnace.
- We provide free energy analysis to quantify potential savings for clients.
- We specialize in adapting systems to unique land and property requirements.
- Our solutions qualify for Wisconsin state and federal tax incentives.
Associations and certifications
- Geo Pro Master Dealer
- WaterFurnace
What people say
Excellent employees
Fantastic savings
Great work
Highly recommend
Adapted to our needs
Services
Geothermal Systems
Geothermal heating and cooling systems harness the earth's stable temperatures to provide energy-efficient climate control. These systems drastically reduce monthly utility costs while qualifying for state and federal tax incentives. Our experts design customized installations for residential and commercial properties, ensuring optimal performance and long-term savings.
HVAC Repair
We offer comprehensive repair services for traditional HVAC systems including furnaces, air conditioners, and air exchangers. Our technicians diagnose and resolve issues promptly, maintaining system efficiency and extending equipment lifespan. Emergency repair options ensure minimal disruption to comfort and operations.
Commercial HVAC
Our commercial HVAC solutions include geothermal design consulting, refrigeration services, and architectural sheet metal fabrication. We install and service systems for businesses of all sizes, focusing on energy efficiency and compliance with industry standards. Specialized offerings include walk-in coolers and industrial refrigeration units.
Air Quality
We improve indoor air quality through duct cleaning, UV light purifiers, and humidity control systems. These services reduce allergens and pollutants, creating healthier environments for homes and businesses. Our solutions address specific air quality challenges while enhancing overall HVAC efficiency.
Energy Analysis
Our free energy analysis evaluates your property's current system to project savings from geothermal conversion. The assessment includes detailed calculations of potential cost reductions and incentive eligibility. This service helps clients make informed decisions about HVAC investments.
People
Sean Steffes
Owner
Sean Steffes co-founded Advanced Custom Geothermal in 2007 and leads its team of HVAC professionals. With over 15 years in the industry, he specializes in geothermal system design and implementation. Sean maintains strong partnerships with manufacturers like WaterFurnace to ensure cutting-edge solutions for clients.
Questions
What HVAC services do you offer?
We provide geothermal systems, traditional HVAC installations, air quality improvements, commercial refrigeration, and repair services for residential and business clients.
Do geothermal systems qualify for tax incentives?
Yes, Wisconsin residents may receive state and federal incentives for geothermal installations. We help clients determine eligibility during free energy analysis consultations.
How much can I save with geothermal?
Savings vary by property, but our free energy analysis quantifies potential reductions in heating and cooling costs, often showing significant long-term financial benefits.
Are you certified WaterFurnace dealers?
Yes, we are Geo Pro Master Dealers with WaterFurnace, an elite status held by less than 5% of their dealers nationwide.
Do you service commercial properties?
Yes, we offer commercial HVAC solutions including geothermal design, refrigeration systems, and architectural sheet metal fabrication for businesses of all sizes.
