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

Porch Pro Headshot Magnolia Heating and Cooling

Magnolia Heating and Cooling

Heating and Cooling Installation
Serves Diamond Bar, California
(1,723)
We are a family owned and operated business serving the Inland Empire area since 1951. Big enough to offer competitive pricing and services, small enough to put customer satisfaction as our No. 1 priority. NO FALSE PROMISES. We're just a neighborhood business asking for the opportunity to show the...Read more about Magnolia Heating and Cooling
We are a family owned and operated business serving the Inland Empire area since 1951. Big enough to offer competitive pricing and services, small enough to put customer satisfaction as our No. 1 priority. NO FALSE PROMISES. We're just a neighborhood business asking for the opportunity to show the...Read more about Magnolia Heating and Cooling
Porch Pro Headshot Guaranteed Quality Heating and Air

Guaranteed Quality Heating and Air

Heating and Cooling Installation
Serves Diamond Bar, California
(686)
We provide heating and air conditioning solutions at the best prices for all of Orange County. We are an Award Winning Amana / Goodman Dealer. We are also Goodman's #1 Orange County volume dealer. We provide AC Repair & AC Replacement and Furnace Repair & Furnace Replacement for all of Costa Mes...Read more about Guaranteed Quality Heating and Air
We provide heating and air conditioning solutions at the best prices for all of Orange County. We are an Award Winning Amana / Goodman Dealer. We are also Goodman's #1 Orange County volume dealer. We provide AC Repair & AC Replacement and Furnace Repair & Furnace Replacement for all of Costa Mes...Read more about Guaranteed Quality Heating and Air
Porch Pro Headshot McLay Services, Inc.

McLay Services, Inc.

Heating and Cooling Installation
Serves Diamond Bar, California
(382)
Porch Pro Headshot Champion Aire Heating & Air Conditioning

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 Vader Air Conditioning & Heating

Vader Air Conditioning & Heating

Heating and Cooling Installation
Serves Diamond Bar, California
(124)
"Working with Vader Air was a very smooth process. I had contacted multiple companies to provide a bid; Vader Air (Philip) was extremely professional and thorough. Took the time to explain what work was going to happen and kept me updated throughout the project. Would highly recommend."
"Working with Vader Air was a very smooth process. I had contacted multiple companies to provide a bid; Vader Air (Philip) was extremely professional and thorough. Took the time to explain what work was going to happen and kept me updated throughout the project. Would highly recommend."
Porch Pro Headshot Sheldon's Heating And Air

Sheldon's Heating And Air

Heating and Cooling Installation
Serves Diamond Bar, California
Sheldon's Heating & Air Conditioning, Inc. is the Riverside, CA heating and air conditioning company you can rely on when you need any heating or air conditioning installation, repair or maintenance services. We also offer exceptional indoor air quality products and services to help you breathe the ...Read more about Sheldon's Heating And Air
Sheldon's Heating & Air Conditioning, Inc. is the Riverside, CA heating and air conditioning company you can rely on when you need any heating or air conditioning installation, repair or maintenance services. We also offer exceptional indoor air quality products and services to help you breathe the ...Read more about Sheldon's Heating And Air
Porch Pro Headshot Air Duct Cleaning Placentia

Air Duct Cleaning Placentia

Heating and Cooling Installation
Serves Diamond Bar, California
(40)
"I wanted to make sure that the HVAC unit lasts a long time. Fortunately, I hired the best HVAC maintenance specialists to clean the ducts, filter the unit, and fix any damages that were necessary in my home. I can definitely say that they are the best in their field. Highly recommended!"
"I wanted to make sure that the HVAC unit lasts a long time. Fortunately, I hired the best HVAC maintenance specialists to clean the ducts, filter the unit, and fix any damages that were necessary in my home. I can definitely say that they are the best in their field. Highly recommended!"
Porch Pro Headshot G N C Heating and Air Conditioning

G N C Heating and Air Conditioning

Heating and Cooling Installation
Serves Diamond Bar, California
(25)
GNC Heating and Air Conditioning has been in business for over 10 years and in that time we've learned a thing or two. We put customers first since we are mainly referrals, there are no major ads, no sales teams pressuring you into sales and not commission biased, we repair what is wrong and don't s...Read more about G N C Heating and Air Conditioning
GNC Heating and Air Conditioning has been in business for over 10 years and in that time we've learned a thing or two. We put customers first since we are mainly referrals, there are no major ads, no sales teams pressuring you into sales and not commission biased, we repair what is wrong and don't s...Read more about G N C Heating and Air Conditioning
Porch Pro Headshot B and N Heating and Air

B and N Heating and Air

Heating and Cooling Installation
Serves Diamond Bar, California
(11)
"I have used B & N service and they were quick to respond and they also were fair with their estimates and diagnosis of the problems. I appreciate them not trying to sale me something I didn't need. Thumbs UP Brandon!!! I would definitely use them again."
"I have used B & N service and they were quick to respond and they also were fair with their estimates and diagnosis of the problems. I appreciate them not trying to sale me something I didn't need. Thumbs UP Brandon!!! I would definitely use them again."
Porch Pro Headshot 20th Century Air Inc.

20th Century Air Inc.

Heating and Cooling Installation
Serves Diamond Bar, California
(16)
20th Century Air, Inc. - Heating and Air Conditioning in Orange County "21st Century Products with 20th Century Service" We are a family owned and operated company specializing in heating and air conditioning installation, replacements, maintenance, and repair in Orange, LA, and Riverside Counties...Read more about 20th Century Air Inc.
20th Century Air, Inc. - Heating and Air Conditioning in Orange County "21st Century Products with 20th Century Service" We are a family owned and operated company specializing in heating and air conditioning installation, replacements, maintenance, and repair in Orange, LA, and Riverside Counties...Read more about 20th Century Air Inc.

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

90575

Beware Beware Beware this is a rip off off company. The technician tried to rep me off. he wanted to charge $ 600 for an a/c system recharge with 4 pound of Freon. he quoted me a price of $ 125 per pound of Freon, he said they have a minimum Freon amount...

- SEAN AddA
518141

Great Company to work with. and I would absolutely recommend to any homeowner or business.

- Lindsay Wright
83272

Our AC was giving us some problems and we checked on Google. We found out Guaranteed Quality Heating and Air through Google search and call them. The person who answered the phone was James and he gave us various options we had. Next day, Steve came...

- Rakesh Kumar
83274

Great company with sincere employees. Thank you Tony and Jannette.

- Dave W
33037

Horrible customer service! Unreliable, didn't call when they couldn't come..... Not reliable at all!!

- Barbara Winchel
80655

They are the BEST!

- Brenda Smith
111814

Great attitude and punctual. Thanks John!

- Travis Mcgregor
80654

They are the best!

- Brenda Smith
145334

Installed a new system excellent service

- Brent McFarland
82086

- Tom Rouge
405865

This company need to be canceled! I tried calling and they will not let you through to manament and then the lady on the phone threatened me because I wasn't being nice enough! She wouldn't hand me over to a manager or the owner, just threatened me and h...

- Mike Pokemon
405864

This company need to be canceled! I tried calling and they will not let you through to manament and then the lady on the phone threatened me because I wasn't being nice enough! She wouldn't hand me over to a manager or the owner, just threatened me and h...

- Mike Pokemon

All Heating and Cooling Companies in Diamond Bar, CA

Porch Pro Headshot Extreme Cooling and Heating

Extreme Cooling and Heating

Heating and Cooling Installation
Serves Diamond Bar, California
(123)
We are a family operating business with 20+ years of expertise in repair and installation. Our main goal is to provide 100% customer satisfaction.
We are a family operating business with 20+ years of expertise in repair and installation. Our main goal is to provide 100% customer satisfaction.
Porch Pro Headshot Sturges Heating and Air Conditioning

Sturges Heating and Air Conditioning

Heating and Cooling Installation
Serves Diamond Bar, California
(68)
When it comes to indoor comfort, you need the right air conditioning and heating systems to fit your home or building size and budget. Our HVAC solutions are built with a variety of the best products and superior services. From designing, selecting, and installing an HVAC system, air conditioner, or...Read more about Sturges Heating and Air Conditioning
When it comes to indoor comfort, you need the right air conditioning and heating systems to fit your home or building size and budget. Our HVAC solutions are built with a variety of the best products and superior services. From designing, selecting, and installing an HVAC system, air conditioner, or...Read more about Sturges Heating and Air Conditioning
Porch Pro Headshot Ralos Comfort

Ralos Comfort

Heating and Cooling Installation
Serves Diamond Bar, California
(30)
Ralos Comfort takes great pride in providing a remarkably professional experience for all of our clients. Our informative sales process, dedicated customer care department, and credentialed installation team solidify us as confident leaders in the heating and air industry. ​ We understand your home...Read more about Ralos Comfort
Ralos Comfort takes great pride in providing a remarkably professional experience for all of our clients. Our informative sales process, dedicated customer care department, and credentialed installation team solidify us as confident leaders in the heating and air industry. ​ We understand your home...Read more about Ralos Comfort
Porch Pro Headshot G P Heating & Cooling

G P Heating & Cooling

Heating and Cooling Installation
Serves Diamond Bar, California
(10)
At G P Heating & Cooling, we specialize in HVAC services such as repairs, maintenance, and installations for residential and commercial customers. Our goal is to provide you with a comfortable environment all year long, and at a price you can afford. Let our extensive experience work for you. G P ...Read more about G P Heating & Cooling
At G P Heating & Cooling, we specialize in HVAC services such as repairs, maintenance, and installations for residential and commercial customers. Our goal is to provide you with a comfortable environment all year long, and at a price you can afford. Let our extensive experience work for you. G P ...Read more about G P Heating & Cooling
Porch Pro Headshot Novell Custom Heating & Air Conditioning Company

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

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

Hart Heating & Cooling

Heating and Cooling Installation
Serves Diamond Bar, California
(90)
Porch Pro Headshot Same Day Services Inc

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 Total Care Heating & Air Inc.

Total Care Heating & Air Inc.

Heating and Cooling Installation
Serves Diamond Bar, California
(53)
Porch Pro Headshot Nadine Refrigeration Services Inc.

Nadine Refrigeration Services Inc.

Heating and Cooling Installation
Serves Diamond Bar, California
(2)
We are specialized in Commercial Refrigeration, Walk-in coolers,Walk-in Freezers, reach in coolers , freezers and Ice Machines. Also we do Commercial and residential Air-conditioning service and installation. All brands of Air Conditioning Units repair and installation of most common brands. Ic...Read more about Nadine Refrigeration Services Inc.
We are specialized in Commercial Refrigeration, Walk-in coolers,Walk-in Freezers, reach in coolers , freezers and Ice Machines. Also we do Commercial and residential Air-conditioning service and installation. All brands of Air Conditioning Units repair and installation of most common brands. Ic...Read more about Nadine Refrigeration Services Inc.
Porch Pro Headshot Ameri Air Conditioning & HTG

Ameri Air Conditioning & HTG

Heating and Cooling Installation
Serves Diamond Bar, California
Ameri Air Conditioning and Heating mission is to provide customers great service, by provide customer satisfaction at the highest level. On time appointment, quality rates, quality workmanship.
Ameri Air Conditioning and Heating mission is to provide customers great service, by provide customer satisfaction at the highest level. On time appointment, quality rates, quality workmanship.
Porch Pro Headshot Power Saver Systems Air Conditioning & Heating

Power Saver Systems Air Conditioning & Heating

Heating and Cooling Installation
Serves Diamond Bar, California
(6)
Porch Pro Headshot Aero Fresh Industries Inc.

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

B & W FURNACE SERVICE INC

Heating and Cooling Installation
Serves Diamond Bar, California