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29 Years
experience
Emergency
services
Your Trusted HVAC Partner in Oswego, IL
For over 28 years, Brian and Sons has established itself as a trusted provider of heating, cooling, and indoor air quality solutions in Chicagoland. As a woman-owned and operated business, we combine technical expertise with personalized service, prioritizing integrity and customer satisfaction. Our team of NATE- and EPA-certified technicians delivers reliable HVAC installations, repairs, and maintenance, serving residential and commercial clients across Naperville, Bristol, Montgomery, Oswego, and surrounding areas.

Backed by Bryant Factory Authorized Dealer status, we offer industry-leading equipment and 24/7 emergency services to ensure year-round comfort. With a commitment to transparent pricing and continuous technician training, we maintain a 100% Comfort Promise Guarantee, reflecting our dedication to excellence and community trust.
Services
Heating Installation AC Repair Ductless HVAC Indoor Air Quality Emergency Services Commercial HVAC Maintenance Agreements Boiler Services Heat Pumps Smart Thermostats
Details
  • Year established: 1997
Highlights and features
  • We offer 28+ years of specialized HVAC expertise in Chicagoland
  • Our NATE-certified technicians ensure industry-leading technical proficiency
  • 24/7 emergency service guarantees immediate response to critical issues
  • Bryant Factory Authorized Dealer status provides access to premium equipment
  • Transparent pricing with detailed estimates and no hidden fees
Associations and certifications
  • NATE-certified
  • EPA-certified
  • Bryant Factory Authorized Dealer
What people say
24-hour response Professional technicians Honest assessments Prompt emergency service Knowledgeable staff
Services
Heating Installation
We provide expert heating system installations including high-efficiency furnaces and boilers. Our Bryant-certified technicians ensure proper sizing and installation for optimal performance and energy savings. Serving residential and commercial properties across Chicagoland with personalized solutions.
AC Repair
Our 24/7 emergency AC repair service addresses all cooling system issues. From refrigerant leaks to compressor failures, our NATE-certified technicians diagnose and fix problems promptly, using genuine OEM parts for lasting repairs in residential and commercial settings.
Indoor Air Quality
We offer comprehensive indoor air quality solutions including HEPA filters, whole-home air purifiers, and humidity control systems. Our specialists assess your environment to recommend customized solutions that reduce allergens and improve respiratory health for homes and businesses.
Commercial HVAC
Our commercial HVAC services include system design, installation, and maintenance for new construction and existing buildings. We specialize in VRF systems, ductless solutions, and energy-efficient upgrades to meet the unique needs of commercial properties across Chicagoland.
Maintenance Agreements
Our Performance Maintenance Agreements include bi-annual system inspections, priority service, and repair discounts. Regular maintenance extends equipment lifespan, improves efficiency, and maintains manufacturer warranties for both residential and commercial HVAC systems in the Chicagoland area.
Questions
What HVAC services do you offer?
We provide heating and cooling installations, repairs, and maintenance, including emergency services, indoor air quality solutions, and commercial HVAC systems.
Are you available for emergency service?
Yes, we offer 24/7 emergency HVAC service with rapid response times for urgent heating and cooling issues.
Do you service all HVAC brands?
Our certified technicians service and repair all major HVAC brands and models for residential and commercial clients.
What financing options are available?
We offer 0% financing for qualified customers and various rebate programs to help with HVAC system upgrades.
Are you Bryant-certified technicians?
Yes, we are Bryant Factory Authorized Dealers with certified technicians trained on the latest HVAC technologies.
What areas do you serve?
We serve Naperville, Oswego, Plainfield, Aurora, and surrounding Chicagoland communities for residential and commercial HVAC needs.