Top 10 heating and cooling installation services in Diamond Bar, CA

Porch Pro Headshot Relaxed Heating and Air Inc
Heating and Cooling Installation
Serves Diamond Bar, California
(645)
"A friend suggested this company because of their great customer service. I tried few companies before and I was not impressed but these guys were very professional, clean, and experienced. When I called, they offered me several time options. The service guy was on time and after he replaced a broke...Read more about Relaxed Heating and Air Inc
"A friend suggested this company because of their great customer service. I tried few companies before and I was not impressed but these guys were very professional, clean, and experienced. When I called, they offered me several time options. The service guy was on time and after he replaced a broke...Read more about Relaxed Heating and Air Inc
Porch Pro Headshot McLay Services, Inc.
Heating and Cooling Installation
Serves Diamond Bar, California
(382)
Porch Pro Headshot Air Concepts
Heating and Cooling Installation
Serves Diamond Bar, California
(367)
Porch Pro Headshot Champion Aire Heating & Air Conditioning
Heating and Cooling Installation
Serves Diamond Bar, California
(218)
Champion Aire has been a trusted and a professional service HVAC contractor in the HVAC industry ,Experience and expertise both working Commercial and Residential for all air conditioning and heating repairs, installations, maintenance, indoor air quality, duct work, ventilation and filtration need...Read more about Champion Aire Heating & Air Conditioning
Champion Aire has been a trusted and a professional service HVAC contractor in the HVAC industry ,Experience and expertise both working Commercial and Residential for all air conditioning and heating repairs, installations, maintenance, indoor air quality, duct work, ventilation and filtration need...Read more about Champion Aire Heating & Air Conditioning
Porch Pro Headshot Design Air, Inc.
Heating and Cooling Installation
Serves Diamond Bar, California
(197)
We are a family owned and operated Air Conditioning and Heating repair and installation service company. We provide quality work at affordable prices. We have been servicing the Inland Empire for 14 years now and have experience in the business for over 30+years. We provide service to both residenti...Read more about Design Air, Inc.
We are a family owned and operated Air Conditioning and Heating repair and installation service company. We provide quality work at affordable prices. We have been servicing the Inland Empire for 14 years now and have experience in the business for over 30+years. We provide service to both residenti...Read more about Design Air, Inc.
Porch Pro Headshot Vader Air Conditioning & Heating
Heating and Cooling Installation
Serves Diamond Bar, California
(124)
"Mr. Walker was very knowledgeable, professional, honest and enthusiastic about his work. He explained every step of the installation process and followed up after the work was completed to ensure everything was working properly. He also provides a warranty on his installation; therefore, I would ...Read more about Vader Air Conditioning & Heating
"Mr. Walker was very knowledgeable, professional, honest and enthusiastic about his work. He explained every step of the installation process and followed up after the work was completed to ensure everything was working properly. He also provides a warranty on his installation; therefore, I would ...Read more about Vader Air Conditioning & Heating
Porch Pro Headshot California Cool Breeze
Heating and Cooling Installation
Serves Diamond Bar, California
(55)
"I live in illinois but own a rental home in Moreno valley. Chris has handled my Ac issues for several years. I love that I have someone I trust. Especially when the repairs and work he is doing, and what I'm praying for, aren't things I can just go out and see. Honest guy, fair prices, quality wor...Read more about California Cool Breeze
"I live in illinois but own a rental home in Moreno valley. Chris has handled my Ac issues for several years. I love that I have someone I trust. Especially when the repairs and work he is doing, and what I'm praying for, aren't things I can just go out and see. Honest guy, fair prices, quality wor...Read more about California Cool Breeze
Porch Pro Headshot ALL TEMP HEATING & COOLING
Heating and Cooling Installation
Serves Diamond Bar, California
(10)
"AllTemp Heating and Cooling knew their way around our Servel Absorbtion AC System. We called about a dozen companies before we found Mel and Fernando. They were very knowledgable about the operation and maintenance of our Absorbtion System. Tempertures were hovering in the high 100 degree plus m...Read more about ALL TEMP HEATING & COOLING
"AllTemp Heating and Cooling knew their way around our Servel Absorbtion AC System. We called about a dozen companies before we found Mel and Fernando. They were very knowledgable about the operation and maintenance of our Absorbtion System. Tempertures were hovering in the high 100 degree plus m...Read more about ALL TEMP HEATING & COOLING
Porch Pro Headshot All Seasons Temperature
Heating and Cooling Installation
Serves Diamond Bar, California
(17)
Free Estimate with or without repair (means no charge to troubleshoot your Air Conditioning and Heating equipment) .----------------------------------------------------------- A lot of Companies out there will try to replace your whole Heating and Air Conditioning system when not needed rather than...Read more about All Seasons Temperature
Free Estimate with or without repair (means no charge to troubleshoot your Air Conditioning and Heating equipment) .----------------------------------------------------------- A lot of Companies out there will try to replace your whole Heating and Air Conditioning system when not needed rather than...Read more about All Seasons Temperature
Porch Pro Headshot Talent Air
Heating and Cooling Installation
Serves Diamond Bar, California
(13)
We would like to introduce our company, Talent Air is a family owned and operated company, with hopes that we may serve your company's Air Conditioning needs. We are a commercial heating, ventilating, and air conditioning contractor with decades of experience. We pride ourselves on the fact we maint...Read more about Talent Air
We would like to introduce our company, Talent Air is a family owned and operated company, with hopes that we may serve your company's Air Conditioning needs. We are a commercial heating, ventilating, and air conditioning contractor with decades of experience. We pride ourselves on the fact we maint...Read more about Talent Air

Costs to install air conditioning

$4670 - $5542
Diamond Bar, CA average
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While $4670 - $5542 represents average costs for Diamond Bar, use the cost guide to determine prices near you.
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Top questions to ask before hiring a heating and cooling company

A professional will assist you with scope and estimates, but having a clear idea of what you want to accomplish will help communication.

Do you want professionals to do everything, or do you have the time and skill to do some of the work?

Many projects such as have a DIY component, such as painting or cleanup.

First and foremost, protect yourself and make sure the contractor and any sub-contractors are licensed, bonded and insured.

Recent reviews for Diamond Bar heating and cooling installation services

84460

Was very pleased with the work being done.Technician was very courteous and helpful.I will use All Seasons Temperature again.Thank you for your great service.

- Lucy Martinez
84458

All Seasons Temperature conducted business, in a very honest and professional way. The rates were fair prices and we're often way cheaper than other companies had quoted me for the same job. All season's temp, completed their work in a timely manner, and ...

- Sam Pham
22572

Chris did a great job for me. He showed up looking professional, knew what he was talking about and his work was excellent. Would recommend him to anyone!

- Mike Stickley
23674

Experience counts and when it comes to experience Chris cant be beat. Add to that the best customer service out there you just cant go wrong. Had Cool Breeze install my system new from the ground up. It has performed flawless and perfectly matched to my n...

- Robert Herkelrath
22746

I have done a lot of work with this company, they are among the best. Chris is very professional and always willing to answer any questions you may have.

- Ricky Felix
22976

I'm very please from his work.. I perches old house and I asked from Christofer to give me an estimate for a new system and he explained to me about the high energy efficiency system. We're very happy from the low electric bill and the fair price.

- Gil Mizrahi
22575

Chris is a true professional and extremely talented in his trade.

- Michael Guinn
275517

BEWARE THIS “HVAC” Company is a SThe worst “HVAC” company ever, so those unprofessional guys, came over my elderly parents house trough our home insurance after their Split unit stoped working in a middle of a heat wave, the “technician” came over and ass...

- Pasas Mi Hui
524848

Great service, fixed everything quick and had my ac running like brand new.

- Roberta Lytton
50994

I was out of town when the tenant called and told me that the heater is out. I called Relaxed Heating and Air and within few hours they were on the roof troubleshooting the package unit. Their dispatch coordinated directly with tenant, so I could go bac...

- Vadim G
50895

Great service. Technician called before arrival and was on time. Installed two NEST thermostats and instructed on use. Also checked filters and completed AC service. One set, affordable price no up-sell BS. Will use them in the future.

- Mark Zaltsman

All Heating and Cooling Companies in Diamond Bar, CA

Porch Pro Headshot Novell Custom Heating & Air Conditioning Company
Heating and Cooling Installation
Serves Diamond Bar, California
(22)
We offer Same Day Heating & Air Conditioning Repair, Service, and Installation. If your current system is in need of repair, maintenance, or replacement, our friendly home comfort technicians are available to help you, regardless of the brand name or model. For your convenience we offer two-hour app...Read more about Novell Custom Heating & Air Conditioning Company
We offer Same Day Heating & Air Conditioning Repair, Service, and Installation. If your current system is in need of repair, maintenance, or replacement, our friendly home comfort technicians are available to help you, regardless of the brand name or model. For your convenience we offer two-hour app...Read more about Novell Custom Heating & Air Conditioning Company
Porch Pro Headshot Crestline Refrigeration
Heating and Cooling Installation
Serves Diamond Bar, California
(3)
Crestline Refrigeration is your premier RESIDENTIAL air conditioning & heating service provider in Southern California. We also provide Refrigeration, air conditioning, heating and ventilation service for COMMERCIAL and INDUSTRIAL customers. We offer PROFESSIONAL AFFORDABLE installation, repair an...Read more about Crestline Refrigeration
Crestline Refrigeration is your premier RESIDENTIAL air conditioning & heating service provider in Southern California. We also provide Refrigeration, air conditioning, heating and ventilation service for COMMERCIAL and INDUSTRIAL customers. We offer PROFESSIONAL AFFORDABLE installation, repair an...Read more about Crestline Refrigeration
Porch Pro Headshot Hart Heating & Cooling
Heating and Cooling Installation
Serves Diamond Bar, California
(90)
Porch Pro Headshot Fel-Air Heating & Air
Heating and Cooling Installation
Serves Diamond Bar, California
Fel-Air Heating & Air Cond is an HVAC specialist based in Murrieta. They provide HVAC services and gas pipe installation as well as other services.
Fel-Air Heating & Air Cond is an HVAC specialist based in Murrieta. They provide HVAC services and gas pipe installation as well as other services.
Porch Pro Headshot Same Day Services Inc
Heating and Cooling Installation
Serves Diamond Bar, California
(1)
Same Day Services is a general contractor based out of Riverside. They provide design build services, bathroom remodeling, exterior remodeling and more. Same Day Services is accredited by the United States Environmental Protection Agency. They are also accredited by the Better Business Bureau.
Same Day Services is a general contractor based out of Riverside. They provide design build services, bathroom remodeling, exterior remodeling and more. Same Day Services is accredited by the United States Environmental Protection Agency. They are also accredited by the Better Business Bureau.
Porch Pro Headshot So Cal Remodeling
Heating and Cooling Installation
Serves Diamond Bar, California
(34)
Porch Pro Headshot Air Duct Cleaning Monrovia
Heating and Cooling Installation
Serves Diamond Bar, California
(6)
The leading air duct cleaning specialist in Monrovia, California. Repairs damaged ducts and dryer vent kitchen exhaust hood in homes and restaurants. 24/7 service also available.
The leading air duct cleaning specialist in Monrovia, California. Repairs damaged ducts and dryer vent kitchen exhaust hood in homes and restaurants. 24/7 service also available.
Porch Pro Headshot Xpress Heating & Air
Heating and Cooling Installation
Serves Diamond Bar, California
We pride our company on reliability, great communication, integrity and quality work. We are experts in our HVAC work and will do our best to keep you as educated as we can on your particular task or project. We look forward to working with you.
We pride our company on reliability, great communication, integrity and quality work. We are experts in our HVAC work and will do our best to keep you as educated as we can on your particular task or project. We look forward to working with you.
Porch Pro Headshot Calwest Controls Inc
Heating and Cooling Installation
Serves Diamond Bar, California
CalWest Controls is a leading provider of advanced building systems for a wide variety of industries and buildings. We specialize in design, installation and service of energy managerment control systems for HVAC in commercial buildings, colleges, schools, retail, government buildings, hotels, hospi...Read more about Calwest Controls Inc
CalWest Controls is a leading provider of advanced building systems for a wide variety of industries and buildings. We specialize in design, installation and service of energy managerment control systems for HVAC in commercial buildings, colleges, schools, retail, government buildings, hotels, hospi...Read more about Calwest Controls Inc
Porch Pro Headshot DBS MECHANICAL INC.
Heating and Cooling Installation
Serves Diamond Bar, California
Hi this is david smith owner of DBS mechanical inc. We specialize in all types of heating and air conditioning systems. From service and re-pair to brand new a/c units. We are a certified HERO contractor, if you don't no much about hero I would love the chance to explain it to you. Here is the link ...Read more about DBS MECHANICAL INC.
Hi this is david smith owner of DBS mechanical inc. We specialize in all types of heating and air conditioning systems. From service and re-pair to brand new a/c units. We are a certified HERO contractor, if you don't no much about hero I would love the chance to explain it to you. Here is the link ...Read more about DBS MECHANICAL INC.
Porch Pro Headshot Power Saver Systems Air Conditioning & Heating
Heating and Cooling Installation
Serves Diamond Bar, California
(6)
Porch Pro Headshot AirPros Heating, Air, and Refrigeration
Heating and Cooling Installation
Serves Diamond Bar, California
Porch Pro Headshot Aero Fresh Industries  Inc.
Heating and Cooling Installation
Serves Diamond Bar, California
Providing quality HVAC services since 1987.
Providing quality HVAC services since 1987.
Porch Pro Headshot B & W FURNACE SERVICE INC
Heating and Cooling Installation
Serves Diamond Bar, California