Business Details
30 Years
experience
Emergency
services
Your Trusted HVAC Partner in Goodyear, AZ
William's Air Conditioning & Heating has been a trusted HVAC service provider in Greater Phoenix and Goodyear, Arizona since 1996. Founded on the principles of quality workmanship, professional service, and trust, our family-owned business continues the legacy established by William Young through the leadership of his sister, Paula Heffelfinger. Our team of licensed technicians brings decades of combined experience in air conditioning repair, installation, and heating services, serving residential and commercial clients across 40+ local communities. We maintain partnerships with industry-leading manufacturers like Carrier and Trane while offering transparent pricing, 24/7 emergency service, and comprehensive warranties including 10-year parts coverage.With a proven track record of 200+ five-star reviews and an A+ Better Business Bureau rating, we prioritize personalized service through direct communication with our owner-operated team. Our commitment to energy efficiency and customer education helps Arizona residents maintain optimal indoor comfort while reducing long-term operating costs through proper system maintenance and strategic equipment selection.
Services
AC Repair
Heating Installation
Duct Cleaning
System Replacement
Emergency Service
Indoor Air Quality
Maintenance Plans
Energy Audits
Thermostat Installation
Ventilation Services
Details
- Year established: 1996
Highlights and features
- 28 years of combined HVAC experience with factory-trained technicians
- A+ Better Business Bureau rating with 200+ five-star reviews
- Free service calls for repairs over $300 with diagnostic credits
- 24/7 emergency response available six days a week
- ENERGY STAR certified equipment with 10-year parts warranties
Associations and certifications
- Better Business Bureau (BBB)
What people say
24/7 availability
Professional staff
Timely service
Clear communication
Energy savings
Services
AC Repair
Our AC repair service addresses cooling system malfunctions including refrigerant leaks, compressor failures, and electrical issues. Technicians diagnose problems through comprehensive system checks and implement solutions using OEM parts. Emergency repairs prioritize rapid response within 2-4 hours during weekday operations.
Heating Installation
Professional heating installation includes system sizing analysis, equipment selection from premium brands, and code-compliant installation. Our engineers evaluate home insulation values and ductwork efficiency to optimize heating performance while meeting energy efficiency standards.
Duct Cleaning
This service removes contaminants from HVAC ductwork using industrial vacuums and brush systems. Technicians inspect for leaks and seal breaches while improving indoor air quality through particulate removal, enhancing system efficiency by up to 30% according to EPA standards.
System Replacement
Full system replacement involves removing outdated equipment and installing energy-efficient models. Our consultants perform load calculations to match system capacity with property requirements, offering financing options and extended warranties on qualifying installations.
Maintenance Plans
Scheduled maintenance includes coil cleaning, filter replacement, and component lubrication. Our two-visit annual program extends equipment lifespan by 25% on average while maintaining manufacturer warranty validity through documented service records.
People
Paula Heffelfinger
President
Paula Heffelfinger leads William's Air Conditioning & Heating with 28 years of HVAC industry experience, continuing her brother William Young's legacy through owner-operated service and technical expertise in system design.
Questions
Do you offer same-day AC repair services?
Yes, we provide emergency AC repair with technicians available within 2-4 hours Monday-Friday across Greater Phoenix.
Can you service older HVAC systems?
We repair systems up to 15 years old with parts availability, offering cost analysis for repair versus replacement scenarios.
What financing options are available?
We provide 0% APR financing for 18 months with approved credit and competitive pricing matching or beating local showroom quotes.
Are your technicians certified?
All field staff maintain current HVAC licensing with specialized training in modern system technologies and refrigerant handling certifications.
Do you guarantee your work?
We offer 10-year parts warranties from manufacturers and 2-year labor warranties on all installation and replacement services.
What areas do you service?
We serve all Greater Phoenix communities including Goodyear, Scottsdale, Mesa, Chandler, and Surprise with 24/7 emergency coverage.
