Delivering Excellence to Hawthorne Residents and Businesses
551HVAC has earned its reputation as Hawthorne's go-to HVAC specialist through years of dedicated service to our community. When heating or cooling emergencies strike, our local team is ready to respond any time, day or night. Our growing base of satisfied customers throughout Hawthorne speaks to our commitment to quality workmanship and exceptional customer care.
From routine maintenance to complex system installations, our certified technicians bring expertise and professionalism to every job. We understand that Hawthorne homes and businesses have unique HVAC requirements, which is why we take the time to assess your specific situation before recommending tailored solutions that optimize comfort and efficiency for your property.

Premium HVAC Solutions for Hawthorne Properties
Heating, Ventilation and Air Conditioning System Services
- Complete Heating, Ventilation and Air Conditioning System Installation and Replacement with Precision Engineering
- Professional Heating, Ventilation and Air Conditioning Repair and Preventative Maintenance Programs
- Industry-Leading Central Air Conditioning Repair, Installation, and Maintenance
- Thorough Air Duct Cleaning and Sanitization Services
- Smart Ventilation Solutions for Optimal Indoor Air Quality
- Energy-Efficient Mini-Split & Ductless System Solutions for Targeted Comfort
Heating System Excellence
- Comprehensive Heating Repair, Installation, and Maintenance Solutions
- Expert Furnace Installation, Maintenance, and Repair by Certified Technicians
- Advanced Heat Pump Installation, Maintenance, and Repair Services
- Specialized Ductless Mini Split Repair, Maintenance, and Installation
- Professional Packaged Rooftop Unit Repair, Installation, and Maintenance Service
Additional Professional Services
- 24/7 Emergency HVAC Response and Rapid Resolution
- Custom Climate Control Solutions for Residential and Commercial Properties
- Seasonal System Tune-ups and Performance Optimization
- Energy Efficiency Assessments and Upgrade Recommendations
- Smart Thermostat Integration and Programming
HVAC Services We Provide In Hawthorne
What Our Hawthorne Customers Are Saying
★★★★★ - It was a freezing Saturday evening in December my toddler was running a fever and our furnace completely stopped working Called several places with little... It was a freezing Saturday evening in December, my toddler was running a fever, and our furnace completely stopped working. Called several places with little luck until 551 HVAC answered. Their emergency technician arrived within the hour and fixed our heating system before midnight. Truly lifesaving service for Wayne families! Read More
Olivia Harrison
★★★★★ - As a property manager I was concerned when one of my tenants reported that the heating worked fine but the cooling system had failed The... As a property manager, I was concerned when one of my tenants reported that the heating worked fine but the cooling system had failed. The rooftop unit was nearly two decades old. 551 HVAC's team came out promptly, diagnosed a refrigerant issue, and provided options for repair versus replacement. Their honest advice saved me thousands. Read More
Howard Bennett
★★★★★ - I experienced a leaking boiler and contacted HVAC to address the problem Their staff was incredibly courteous offered a comprehensive repair plan and resolved the... I experienced a leaking boiler and contacted 551 HVAC to address the problem. Their staff was incredibly courteous, offered a comprehensive repair plan, and resolved the issue quickly. Their technicians are the most knowledgeable I've found in Wayne. Read More
Samantha Powell
HVAC Service - 24/7 Emergency
(551) 365-3500