Top-rated air conditioning pros.

Get matched with top air conditioning pros in Highland Park, CA

Enter your zip and get matched with up to 3 pros

Matching on HomeAdvisor

Share some details icon
Share some details about your home project.
Match with local pros icon
Within moments, match with highly-rated local pros.
Compare quotes icon
Compare quotes and choose the best pro for the job.

Top-Rated Air conditioning pros in Highland Park - Updated Nov 2026

Avatar for Global Green Solutions
Global Green Solutions
5.0(
248
)
Central A/C - InstallCentral A/C - Install - For BusinessCentral A/C - Service or Repair+4 more

Serving Highland Park, CA and surrounding areas

Approved

In business since 2005

Free estimates

Emergency services offered

"Very happy with the new installation, replacement, and repair services for heating and air conditioning! The technicians were courteous, well-informed, and on time. They promptly resolved the problem and provided comprehensive explanations. A truly professional and trustworthy crew. Strongly suggested!"
Additional Photos
Additional Photos
Additional Photos
Additional Photos
Additional Photos

+24

Response time3 days
8 neighbors recently requested a quote
Recommended by7%of homeowners
Avatar for MULTI AIR SERVICE LLC
MULTI AIR SERVICE LLC
5.0(
22
)
Central A/C - Service or RepairWindow A/C Unit - InstallWindow A/C Unit - Service or Relocate

Serving Highland Park, CA and surrounding areas

Approved

In business since 2016

Free estimates

Emergency services offered

"Great. Ricardo owns the company and came to the house to do the maintenance. A very nice guy, and very knowledgeable as well. Ricardo cleaned the coil, checked the electrical and other components and generally cleaned the entire unit which is a combination heating and air sitting on a flat roof. I got a clean bill of health for the compressor and electrical. Ricardo suggested a new filter would improve performance and he will come back to install a new filter. I highly recommend this gentleman. He is first class."
Additional Photos
Additional Photos
Additional Photos
Additional Photos
Additional Photos

+37

Recommended by77%of homeowners
Avatar for All City Plumbing, Air & Electrical
All City Plumbing, Air & Electrical
4.9(
273
)
Central A/C - InstallCentral A/C - Service or Repair

Serving Highland Park, CA and surrounding areas

Approved

Super Service Award Winner

In business since 2009

Emergency services offered

Warranties offered

"Our Bathroom shower was clogged. And last minute All city was there within the hour. The technician Antonio Peters was awesome. He was very polite and Went the extra mile to get our drain unclogged. Super great full for this company."
Additional Photos
Additional Photos
Additional Photos
Additional Photos
Additional Photos

+42

11 neighbors recently requested a quote
Recommended by96%of homeowners
Avatar for Trinity Heating and AC
Trinity Heating and AC
5.0(
46
)
Central A/C - Service or RepairCentral Air Cleaner - Repair or Service

Serving Highland Park, CA and surrounding areas

Approved

Super Service Award Winner

In business since 2021

Free estimates

Warranties offered

"They show up on time and that is a big plus in my book! Their work is impeccable and cleanup is as well they call and remind me when my service is due their price is good. When they leave, you have a smile on your face and your air conditioning and heating will work or they will find out why not. Highly recommend this company"
Furnace Before
AC After
Furnace After
AC Before
Before - Furnace

+83

Response time3 hrs
Response rate98%
28 neighbors recently requested a quote
Avatar for Help-Me HVAC LLC
Help-Me HVAC LLC
5.0(
27
)
Central A/C - Service or Repair

Serving Highland Park, CA and surrounding areas

Approved

In business since 2025

Free estimates

Emergency services offered

"Sayed Haroon was very happy professional and helpful and very informative, I would recommend him for any service and next time if there?s a problem with any of my air conditioning system I?m definitely gonna be dealing with him"
My jobs
My jobs
My jobs
1 neighbors recently requested a quote
Avatar for Upright Construction & HVAC
Upright Construction & HVAC
4.8(
31
)
Central A/C - Service or Repair

Serving Highland Park, CA and surrounding areas

Approved

Super Service Award Winner

In business since 2022

Free estimates

Credit card accepted

"Was very satisfied with the work,Eeine completed the repairs in my a/c in a timely matter and it is now working as it should the house at blowing cold air,he is very honest and gave me a good price I would recommend him to anyone needing work on there home.Five stars all the way."
Response time3 hrs
Response rate100%
89 neighbors recently requested a quote
Avatar for Progressive Air, Inc.
Progressive Air, Inc.
5.0(
16
)
Central A/C - Service or RepairCentral A/C - Service or Repair - For Business

Serving Highland Park, CA and surrounding areas

Approved

In business since 2010

Free estimates

Emergency services offered

"The technician solve my problem in less than 20 minutes by replacing a blown fuse in my air handler. This was exactly the best case scenario I was looking for to repair my ac. I highly recommend Igor and Progressive air for your air conditioning Servicing needs."
Full Hvac system install
Full Hvac system install
Response time4 hrs
Response rate100%
1 neighbors recently requested a quote
Avatar for Season Control Heating Air Conditioning, Inc.
Season Control Heating Air Conditioning, Inc.
4.7(
115
)
Central A/C - Service or Repair

Serving Highland Park, CA and surrounding areas

Approved

In business since 1995

Free estimates

Emergency services offered

"Toner was an extremely intelligent and knowledgable technician. Rapid diagnosis and brought my air conditioner back to life on an extremely hot day. He even changed the air filter, a pleasant surprise. Hope his company values him! Gladly use their services again!!"
AC New Installation
AC New Installation
AC New Installation
AC New Installation
AC Repair

+14

Response time1 day
Response rate91%
167 neighbors recently requested a quote
Avatar for SoCal Climate Control - LA
SoCal Climate Control - LA
4.2(
414
)
Central A/C - InstallCentral A/C - Service or RepairDuctless Mini-split A/C - Install or Replace+3 more

Serving Highland Park, CA and surrounding areas

Approved

In business since 2018

Free estimates

Emergency services offered

"SoCal Climate Control is a trustworthy and excellent pro for Air Conditioning. Ryan walked me through the AC system at my home patiently and in a detailed manner. He also provided all solutions for me to choose. The service team came in the following week to perform a full clean of the system. They were very hard-working and could meet all my requests for the job."
SoCal Staff
499 neighbors recently requested a quote
Recommended by88%of homeowners
...
Showing 1-10 of 700

FAQs for air conditioning projects in Highland Park, CA

Most professional HVAC technicians require two to three hours to complete an expansion valve replacement. The timeframe depends on your unit's accessibility and whether additional repairs are needed. The process involves recovering refrigerant, removing the old valve, installing the new component, and recharging the system. Scheduling during less busy seasons may result in more convenient appointment times.

Operating your air conditioner with a malfunctioning expansion valve isn't advisable. Continuing to run the system could potentially damage other components, particularly your compressor, which is significantly more expensive to replace. If you notice performance issues like inconsistent cooling or unusual noises, it's best to have your system inspected before continuing regular use.

Expansion valves don't have a standard replacement schedule, as their longevity depends on system usage, maintenance frequency, and environmental factors. Regular professional maintenance helps identify potential valve issues before they cause system failure. Having your HVAC system serviced annually allows technicians to monitor component condition and recommend preventative replacements when necessary.

Refrigerant leaks require prompt professional attention. If your expansion valve is leaking, you'll likely notice reduced cooling performance and possibly hear hissing sounds near the unit. Addressing leaks quickly prevents further system inefficiency and avoids the environmental impact of released refrigerant. Your HVAC technician will need to repair the leak and recharge the system with the proper refrigerant type and amount.

Because many AC issues present similar symptoms, professional diagnosis is recommended. Problems like inadequate cooling, inconsistent temperatures, or strange noises could indicate expansion valve issues, but might also stem from refrigerant leaks, electrical problems, or airflow restrictions. A qualified HVAC technician has the tools and expertise to accurately identify the root cause and recommend appropriate repairs.

The Highland Park, CA homeowners’ guide to air conditioning services

From average costs to expert advice, get all the answers you need to get your job done.