Who we are
Family-owned.
Not backed by private equity.
Family-owned HVAC service built on trust, craftsmanship, and long-term relationships — not investor profits.
Book a visitNo private equity. No outside investors. Just our family taking care of yours.
What we do
Furnace and AC work, done by the crew that answers the phone.
Your home is your fortress. We protect your comfort. We diagnose before we quote, put the number in writing before anyone opens a panel, and carry the parts that actually break so most repairs finish in one visit.
Where we work
Plainfield, IL, and the western suburbs.
Plainfield, Naperville, Yorkville, Bolingbrook, Oswego, Wheaton, Lisle, Minooka, Shorewood, Aurora, plus nearby towns within a reasonable drive. Call and ask if you're just outside that list.
Family-owned
Built on trust. Not private equity.
Premium service
Quality workmanship you can rely on.
Honest pricing
Straightforward. No games.
Always on call
Emergency calls answered 24/7 — even Sundays.
Equipment we regularly install
Trane, Lennox, Carrier, Goodman, Bryant, Rheem.
What people say
See Why Homeowners Give FortHouse 5.0 Stars
“We recently had our air conditioner and furnace replaced, and the entire experience was excellent from start to finish. The team was professional, knowledgeable, and took the time to explain all of our options without any pressure.”
Michael Fabian
Local Guide · AC & furnace installation
“The technician showed us all his tests, and thoroughly inspected the unit. We elected to replace our full system with FortHouse — they were able to do the install the next day. We will be using them from now on.”
Nova G.
AC replacement · Montgomery, IL
“I've worked with FortHouse for a couple years now. If you're in need of HVAC services, they're the guys to call. Honest, professional, and reasonable pricing.”
Francis Linek
Local Guide · Repeat customer
Book a visit
Tell Us What the System Is Doing
Describe the symptom and we will tell you what it usually means, what it typically costs, and the earliest available appointment. No obligation on the call.
- Weekdays
- 7:00 AM – 7:00 PM
- Saturday
- 8:00 AM – 4:00 PM
- Emergency
- 24 hours, 7 days
- Ownership
- Family-owned