Stay Comfortable All Year Round with Ariston Heating and Cooling
Local and Family Owned. We Lovingly Serve Orinda, Lafayette, Moraga, Walnut Creek, Alamo, Pleasant Hill & the Surrounding Communities
Count on us, Just like your neighbors do




WE OFFER A WIDE RANGE OF PROFESSIONAL HEATING AND COOLING SERVICES
At Ariston Heating & Cooling, we offer a wide range of heating and cooling services to cater to the unique needs of our valued customers. We have achieved diamond status as a Mitsubishi contractor as well as we are an authorized American Standard dealer. Our expertise don't stop there, we service and work with all brands, committed to providing comprehensive energy saving solutions that ensure optimal comfort and efficiency in your home or business. Estimates are always free of charge.

Sarah M., Dublin, CA
Position, Company name
Dennis Y., Orinda, CA
Position, Company name
Kyle D., Oakland, CA
Position, Company name
Jon L., Lafayette, CA
Position, Company name
WHY OUR HVAC SERVICES STAND OUT FROM THE REST
Licensed & Insured
Background Checked
Professionally Trained
Licensed & Insured
Background Checked
Professionally Trained
Diamond Certified
Rated A+ With the BBB
Workmanship Gauranteed
Rated A+ With the BBB
UNBEATABLE SERVICE. EVERY TIME.
CONSISTENT 5-STAR SERVICE
Rated an average of 4.9
by over 500 homeowners.
DON'T WAIT, SCHEDULE A FREE IN-HOME CONSULTATION NOW!
Start living happier and healthier, and stop overpaying for comfort RIGHT NOW - we'll show you how easy and affordable it can be. Credit cards accepted.



LOOKING TO LEVEL UP YOUR CAREER? JOIN THE ARISTON HVAC TEAM TODAY.
We’re looking to bring on driven lead installers, apprentices, and service techs to help grow with us. If you’re looking for a fast, fun, and high-opportunity role then reach out to us through the link below to apply for our team.
FREQUENTLY ASKED QUESTIONS
GET THE ANSWERS YOU NEED
In the picturesque town of Orinda, CA, nestled amidst the rolling hills and tranquil landscapes, a small HVAC company has emerged as a beacon of comfort and reliability for the community. Founded with a passion for exceptional service and a commitment to customer satisfaction, our humble company has grown from its modest beginnings to become a trusted name in the heating, ventilation, and air conditioning industry. With a dedicated team of skilled technicians, we cater to the needs of homes and businesses not just in Orinda, but also in neighboring cities such as Lafayette, Moraga, Walnut Creek, Pleasant Hill, Alamo, Danville, Berkeley, Oakland, and points beyond. Our expertise extends to serve the surrounding areas, ensuring that residents and businesses alike benefit from our high quality HVAC installations, repairs, and maintenance services. Our personalized approach and attention to detail have earned them a loyal clientele who appreciate their professionalism and friendly demeanor. Our small HVAC company takes pride in keeping the entire community comfortable and cozy all year round.
Address
Ariston Heating and Cooling
111 Center Ave Suite M
Pacheco, CA 94553
☎ +1 (925) 421-0888
Hours of Operation
Saturday Closed
Sunday Closed
Mon 9:00 am - 5:00 pm
Tue 9:00 am - 5:00 pm
Wed 9:00 am - 5:00 pm
Thu 9:00 am - 5:00 pm
Fri 9:00 am - 5:00 pm
Map to Our Location
Click here for driving directions from your location.
Directions From Oakland International Airport to Ariston Heating and Cooling, 111 Center Avenue Suite M Pacheco, CA 94553: Get on I-880 North from 98th Avenue for 5 minutes. Continue on I-880 North. Take CA-24 East and I-680 North to Burnett Avenue in Concord. Take exit 52 from I-680 North for 27 minutes. Take Diamond Boulevard, Concord Avenue and Contra Costa Boulevard to your destination in Pacheco for 5 minutes.
Directions From Buchanan Field Airport to Ariston Heating and Cooling, 111 Center Avenue Suite M Pacheco, CA 94553: Head South on Marsh Drive for 0.3 miles. Continue onto Center Avenue 0.1 miles.
Ariston Heating and Cooling is the top HVAC contractor in Pacheco, California proudly serving Contra Costa County homeowners:
- Diamond Certified local family-owned licensed, insured, and bonded C20 contractor
- Full Electric options with our ducted and/or ductless heat pumps
- HVAC systems including American Standard authorized dealer products
- Services offered: AC installs, AC repair, furnace repair, heat pump repair, heat pump mini split repair, heat pump installment, full electric install
- Specialize in top-of-the-line heat pumps such as smart home, integrated high-efficiency upgrades, hybrid and dual-fuel solar-optimized systems, air conditioners, ducting, and indoor air quality
- Custom-tailored experience with open end dates and a dedication to customer satisfaction
- Help increase property value, decrease utility bills, and elevate home's comfort, convenience, and wellness
- Schedule a free consultation with Ariston today for excellence in heat pump installation and service!