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Top-Rated Central a/c installers in Walnut - Updated Nov 2026

Avatar for Global Green Solutions
Global Green Solutions
5.0(
248
)
Central A/C - Install

Serving Walnut, CA and surrounding areas

Approved

In business since 2005

Free estimates

Emergency services offered

"I hired Global Green Solutions for Central A/C Installation, and they did an amazing job. The team was professional, on time, and ensured everything was working perfectly."
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+24

Response time3 days
8 neighbors recently requested a quote
Recommended by7%of homeowners
Avatar for All City Plumbing, Air & Electrical
All City Plumbing, Air & Electrical
4.9(
273
)
Central A/C - Install

Serving Walnut, CA and surrounding areas

Approved

Super Service Award Winner

In business since 2009

Emergency services offered

Warranties offered

"I had All City Plumbing come out to help me fix my high water pressure. Technical named Alexis H came and was able to install a new 3/4 pressure regulator. Regulator he installed was double union and he explained that is to help make it be an easier exchange if it goes out again. Highly recommended All City Plumbing. Happy with work and value."
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+42

9 neighbors recently requested a quote
Recommended by96%of homeowners
Avatar for Temp Air System, Inc.
Temp Air System, Inc.
4.8(
59
)
Central A/C - Install

Serving Walnut, CA and surrounding areas

Approved

In business since 2002

Free estimates

Credit card accepted

"We had Temp Air install our AC unit. The best decision we ever made. They were fast, reliable and dependable. Excellent customer service, did a phenomenal job. After a couple of years something was going on with our unit, I called them and immediately they send out a technician Juan, who was phenomenal. He explained what the issue was and resolved it asap! Highly recommend this company!"
Mini Split Installation
Mini Split Installation
Mini Split Installation
Mini Split Installation
Mini Split Installation

+14

Response time10 hrs
Response rate99%
10 neighbors recently requested a quote
Avatar for Dan Paredes, Inc.
Dan Paredes, Inc.
4.8(
22
)
Central A/C - Install

Serving Walnut, CA and surrounding areas

Approved

Free estimates

Credit card accepted

Offers commercial services

"My central AC at my home was taking a shit during this heatwave in Orange County. I could not say enough good things about this service. They were out to fix the issues in an astonishing time. They explained everything perfectly and made me feel comfortable in making the decision to go with them."
126 neighbors recently requested a quote
Avatar for SoCal Climate Control - LA
SoCal Climate Control - LA
4.2(
414
)
Central A/C - Install

Serving Walnut, CA and surrounding areas

Approved

In business since 2018

Free estimates

Emergency services offered

"SoCal Climate Control finished installing a new central A/C condensor. They did great work, showed up exactly on time, did the job with no complaints and cleaned up after themselves. I can't compliment them more. Don't hesitate to use this firm"
SoCal Staff
470 neighbors recently requested a quote
Recommended by88%of homeowners
Avatar for HD MECHANICAL INC
HD MECHANICAL INC
4.9(
32
)
Central A/C - Install

Serving Walnut, CA and surrounding areas

Approved

Super Service Award Winner

In business since 2022

Free estimates

Emergency services offered

"After recovering from a horrendous experience with Service Champions (NEVER EVER call them), I got several other quotes to completely replace my old AC system. Brandon and HD had the most competitive quote, great reviews and were very personable and professional. They installed entire new system and did a great job in a timely manner. I highly recommend!"
Heating & A/C Project
Heating & A/C Project
Heating & A/C Project
Heating & A/C Project
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+14

Response time6 hrs
Response rate100%
54 neighbors recently requested a quote
Avatar for Active Air Specialist Inc.
Active Air Specialist Inc.
5.0(
9
)
Central A/C - Install

Serving Walnut, CA and surrounding areas

Approved

In business since 2012

Free estimates

Credit card accepted

"The team that came out to replace our home ducting was awesome! They were friendly and knowledgeable. They left everything neat and clean. Would defiantly recommend!"
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+7

112 neighbors recently requested a quote
Recommended by44%of homeowners
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Showing 1-10 of 274

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