Business Details
35 Years
experience
Emergency
services
Expert HVAC Services in Dixon, CA
Greiner Heating and Air has been dedicated to providing exceptional heating, ventilation, and air conditioning services to residents of Solano and Yolo Counties since 1991. Our team of NATE-certified technicians combines decades of experience with a commitment to honesty, care, and community service, ensuring every project is completed to the highest standards. We prioritize customer satisfaction through transparent communication, advanced diagnostic tools, and tailored solutions that enhance home comfort and energy efficiency. Our BBB A+ rating and numerous industry certifications reflect our unwavering dedication to quality and trustworthiness. 
Services
AC Repair
AC Installation
Furnace Repairs
Heat Pumps
Water Heater Installation
Indoor Air Quality
Duct Repair
Energy Audits
Thermostat Services
Maintenance Plans
Details
- Year established: 1991
Highlights and features
- We have over 30 years of experience in residential HVAC services.
- Our technicians are NATE-certified and highly trained.
- We offer 24/7 emergency service for urgent heating and cooling needs.
- We provide free estimates and energy-saving financing options.
- We are deeply involved in the local community and prioritize customer satisfaction.
Associations and certifications
- BBB A+ Rating
- NATE-certified
- ACCA member
What people say
Prompt response
Knowledgeable technicians
Excellent service
Friendly staff
Energy-efficient solutions
Services
AC Repair
Our AC repair services address all cooling system issues, from refrigerant leaks to compressor failures. We use advanced diagnostics to identify problems quickly and ensure your system runs efficiently. With same-day service available, we minimize downtime and restore comfort to your home.
Furnace Maintenance
Regular furnace maintenance prevents breakdowns and extends system lifespan. Our technicians perform comprehensive inspections, cleaning, and adjustments to optimize efficiency. This service helps homeowners avoid costly repairs and maintain consistent indoor temperatures during colder months.
Indoor Air Quality
We offer air quality testing and purification solutions to reduce allergens, pollutants, and contaminants. Services include HEPA filters, air scrubbers, and ventilation improvements. These solutions enhance respiratory health and create a cleaner, more comfortable living environment for your family.
Energy Audits
Our energy audits identify inefficiencies in insulation, ductwork, and HVAC performance. Using thermal imaging and pressure testing, we provide actionable recommendations to lower utility bills. This service helps homeowners prioritize upgrades that improve comfort and reduce energy waste.
Thermostat Services
We install, repair, and calibrate thermostats, including smart models that integrate with home automation systems. Proper thermostat function ensures precise temperature control and energy savings. Our technicians also program devices to optimize heating and cooling schedules.
People
David K.
CFO
David oversees financial operations at Greiner Heating and Air, ensuring fiscal responsibility while maintaining high service standards for over 30 years.
Danny A.
General Manager
Danny manages daily operations, focusing on customer satisfaction and team development to uphold Greiner's reputation for excellence in HVAC services.
Shaun S.
Service Manager
Shaun leads our service team, ensuring timely, professional responses to customer needs while maintaining technical and service quality standards.
Dennis L.
Senior Installation Manager
Dennis supervises HVAC installations, combining technical expertise with attention to detail to deliver efficient, long-lasting systems for residential clients.
Danielle T.
Office Manager
Danielle coordinates administrative operations, ensuring smooth communication between customers and technicians to support Greiner's customer-first approach.
Questions
What HVAC services do you offer?
We provide AC repair, furnace maintenance, heat pump installations, indoor air quality solutions, ductwork services, and energy audits.
Do you offer emergency HVAC service?
Yes, we provide 24/7 emergency service for urgent heating and cooling repairs.
Are your technicians certified?
All our technicians are NATE-certified and undergo continuous training to stay updated on industry standards.
Do you service all HVAC brands?
Yes, we repair and maintain all major HVAC brands, including Lennox, American Standard, and more.
What financing options are available?
We offer flexible financing plans to help homeowners afford essential HVAC upgrades and repairs.
How can I schedule an appointment?
Call us at (707) 840-5066 or use our online scheduling tool to book a service visit.
Videos
Reviews (4)
Mike Jory
Oct 12, 2021
Report
Prompt friendly response, quality products and service. Staff is always eager to make sure all is right with their work and that I understand whats been done and how to use it.
Humberto was very easy to work with today. Quick, explained all things well and made sure everything was done right.
Humberto was very easy to work with today. Quick, explained all things well and made sure everything was done right.
Shirley Ancheta
Sep 17, 2021
Report
Umberto just finished checking and maintaining our system and he did a fantastic job! He did a very good job! My husband was was so impress how detailed in his cleaning and checking out system!
Larry Lindsay
Jul 16, 2021
Report
Humberto did a very thorough inspection of my two systems and carefully explained the potential issues he found.
George Duncan
Jun 23, 2021
Report
Humberto just left servicing my AC and he is very knowledgeable and very pleasant to take to. He explained in understandable terms what he was doing. Thank you
