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29 Years
experience
Emergency
services
Your Trusted HVAC Partner in Oswego, IL
For over 28 years, Brian and Sons has been a trusted provider of heating, cooling, and indoor air quality solutions in Chicagoland. As a woman-owned and operated business, we combine industry certifications with personalized service to deliver reliable HVAC systems for residential and commercial clients. Our NATE- and EPA-certified technicians specialize in installations, repairs, and maintenance of all makes and models, backed by partnerships with leading brands like Bryant.

With 24/7 emergency service and a commitment to transparent pricing, we prioritize customer satisfaction through precision workmanship and energy-efficient solutions. Our team undergoes continuous training to stay current with technological advancements, ensuring optimal system performance and longevity. Serving communities like Naperville, Oswego, and Plainfield, we stand by our work with a 100% Comfort Promise Guarantee.
Services
HVAC Installation Air Conditioning Repair Furnace Maintenance Indoor Air Quality Emergency HVAC Service
Details
  • Year established: 1997
Highlights and features
  • 28 years of proven expertise in HVAC systems
  • NATE- and EPA-certified, licensed, and insured technicians
  • 24/7 emergency service for urgent heating/cooling needs
  • Bryant Factory Authorized Dealer for premium equipment
  • Transparent pricing with no hidden fees
Associations and certifications
  • NATE
  • EPA
  • Bryant Factory Authorized Dealer
What people say
24/7 emergency service Transparent pricing Certified technicians Prompt repairs Long-term reliability
Services
HVAC Installation
We specialize in installing high-efficiency heating, cooling, and air quality systems for residential and commercial properties. Our Bryant-certified technicians ensure proper system sizing, energy efficiency, and seamless integration with existing infrastructure. From furnaces and heat pumps to smart thermostats, we deliver durable solutions that enhance comfort while reducing energy costs for Chicagoland homeowners and businesses.
Air Conditioning Repair
Our certified technicians provide fast, reliable air conditioning repairs for all makes and models. We diagnose issues like refrigerant leaks, compressor failures, and thermostat malfunctions, offering transparent pricing for repairs. With 24/7 emergency service, we restore cooling functionality promptly during peak summer months to maintain indoor comfort in residential and commercial spaces.
Furnace Maintenance
Regular furnace maintenance ensures optimal performance and longevity of heating systems. Our technicians perform comprehensive inspections, cleaning, and adjustments to improve efficiency and prevent breakdowns. We service all furnace types, including gas, electric, and high-efficiency models, with seasonal tune-ups that enhance reliability and reduce energy consumption for residential clients.
Indoor Air Quality
We offer advanced indoor air quality solutions to reduce allergens, pollutants, and humidity imbalances. Services include HEPA filtration systems, whole-home air purifiers, and humidity control installations. Our technicians assess ventilation needs and implement customized solutions that improve respiratory health and comfort in residential environments through proven air purification technologies.
Emergency HVAC Service
HVAC emergencies require immediate attention regardless of hour. Our 24/7 emergency service responds to critical heating and cooling failures with rapid diagnostics and repair solutions. Technicians carry essential replacement parts and utilize diagnostic tools to resolve urgent issues like furnace failures in winter or AC breakdowns during heatwaves, minimizing discomfort for residential and commercial clients.
Questions
What HVAC services do you offer?
We provide installation, repair, and maintenance for heating systems, air conditioners, heat pumps, indoor air quality solutions, and emergency HVAC services for residential and commercial clients.
Are your technicians certified?
Yes, our team includes NATE-certified and EPA-certified technicians who receive ongoing training to maintain expertise in the latest HVAC technologies and best practices.
Do you offer emergency HVAC service?
Yes, we provide 24/7 emergency HVAC repair services to address urgent heating and cooling issues outside regular business hours.
What financing options are available?
We offer 0% financing for qualified customers on repairs and installations, with flexible terms to accommodate different budget needs for HVAC upgrades.
Which areas do you serve?
We serve residential and commercial clients in Naperville, Oswego, Plainfield, Yorkville, and surrounding Chicagoland areas for all HVAC needs.
Do you work with all HVAC brands?
Yes, our technicians service and repair all major HVAC brands and models, ensuring expert care regardless of your system's manufacturer.