Call Now
Website
Call
Business Details
46 Years
experience
Emergency
services
Expert HVAC Services in Riverside, CA
Hillside Heating & Air Conditioning has served Southern California for over 43 years, specializing in comprehensive HVAC solutions for residential and commercial clients. Our expertise spans light commercial retrofit installations, preventative maintenance programs, and emergency repair services, supported by NATE-certified technicians and industry-standard equipment. We prioritize organizational systems for equipment tracking, detailed maintenance reporting, and transparent flat-rate billing to ensure client satisfaction. Our 6-Point Maintenance System optimizes system efficiency while reducing long-term costs. With a focus on Southern California counties including Riverside, Orange, and San Diego, we combine technical precision with customer-centric service.

Our team collaborates with engineers and contractors to deliver tailored HVAC solutions for projects of all scales. Backed by IHACI membership and state-certified credentials, we maintain rigorous quality standards. Our preventative maintenance contracts offer priority service during peak demand periods. For residential clients, we provide seasonal inspections and system upgrades to ensure year-round comfort. This commitment to excellence has established us as a trusted HVAC partner in the region.
Services
HVAC Installation Preventative Maintenance Emergency Repairs Commercial HVAC Residential HVAC System Inspections Equipment Upgrades Predictive Maintenance Retrofit Solutions Climate Control
Details
  • Year established: 1980
Highlights and features
  • 43 years of HVAC experience serving Southern California
  • NATE-certified technicians ensure technical excellence
  • 6-Point Maintenance System reduces long-term costs
  • Priority service for maintenance contract holders
  • Transparent flat-rate billing with no commission incentives
Associations and certifications
  • IHACI (The Institute of Heating & Air Conditioning Industries, Inc.)
  • NATE Certified Technicians
Services
HVAC Installation
We specialize in complete HVAC system installations for residential and commercial properties. Our technicians handle complex retrofit applications and new construction projects, ensuring optimal system performance. With expertise in zoning, ductwork, and internet-connected controls, we deliver customized climate solutions that meet specific property requirements.
Preventative Maintenance
Our 6-Point Maintenance System includes comprehensive equipment inspections and performance testing. Technicians use digital gauges to measure static pressure, refrigerant levels, and electrical readings according to ASHRAE standards. Annual pre-season checkups help prevent breakdowns and maintain system efficiency while providing detailed equipment logs for budget planning.
Emergency Repairs
We provide urgent HVAC repair services for critical system failures. Our rapid response team addresses malfunctioning heating and cooling units with priority service for contract customers. Technicians carry essential replacement parts and use diagnostic tools to quickly identify and resolve issues causing comfort disruptions.
Commercial HVAC
Our commercial services include system assessments, predictive maintenance, and equipment replacement planning. We maintain detailed equipment inventories with digital records of make, model, and serial numbers. Quarterly maintenance packages feature technical readings that justify repairs and predict potential failures for business clients.
Residential HVAC
We offer complete residential HVAC solutions from system replacements to seasonal inspections. Our technicians provide personalized recommendations for home heating and cooling upgrades. Preventative maintenance contracts include priority scheduling during peak demand periods and detailed equipment performance reports to help homeowners manage system longevity.
Questions
What HVAC services do you offer for residential customers?
We provide complete residential HVAC services including system installation, emergency repairs, and preventative maintenance. Our technicians handle heating and cooling system upgrades, seasonal inspections, and performance optimization for homes of all sizes.
Are your technicians certified and licensed?
Yes, our team includes NATE-certified technicians and we hold State Contractors License # C-20579091. We are also members of IHACI, ensuring we meet industry standards for technical expertise and service quality.
Do you offer emergency HVAC services?
We provide urgent repair services for critical HVAC failures with priority scheduling for maintenance contract holders. Our technicians respond promptly to residential and commercial emergency service requests.
What areas do you service?
We serve Riverside, Orange, San Bernardino, San Diego, and Los Angeles counties in Southern California. Our service area includes both residential neighborhoods and commercial districts across these regions.
What maintenance plans are available?
We offer customizable maintenance packages ranging from basic to deluxe options. Our 6-Point Maintenance System includes quarterly inspections, equipment testing, and detailed performance reporting to optimize system efficiency and longevity.
How can I schedule HVAC service?
Call us at (951) 737-1241 to schedule residential or commercial HVAC services. Our office staff can arrange emergency repairs, routine maintenance visits, or system consultations with our certified technicians.