Commercial HVAC Repair

Repair Your Air Conditioner Today!

We have crews standing by ready to fix your cooling or heating problems. All work is guaranteed 100%. Call us for special offers today!

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Same Day Repairs

Our technicians drive fully stocked truck with the most common parts needed to fix our customers air conditioners the same day.

Guaranteed Work

We stand behind our work 100% and our customers can trust that we will correct the issue at hand. All existing customer receive top priority service.

EPA Certified

We care about our environment, and that is why we process harmful refrigerants as required by the EPA recommendations.

Highly Rated Pros

We strive for 100% satisfaction, that is why our thousands of customers have rated us 4.8 stars out of 5 by hundreds of online reviews.

You Are One Call Away Form Fixing Your HVAC System!

Request  Service Online or Call (559) 492-3333

Start by requesting a diagnostic. Our technician will perform the following work:

  • Learn about the problem at hand.
  • Investigate the source of the problem.
  • Check is your issue can be a warranty claim.
  • Make sure the parts required are available
  • Provide you an estimate and explain your options.
  • Perform the repairs and ensure everything works properly.
Van

Commercial Air Conditioning Repair You Can Count On

At Grandmark Service Company, we provide professional commercial air conditioning repair to buildings and offices. Our team of highly-trained technicians are experts in commercial equipment and know how to get the job done quickly and efficiently. Whether you're experiencing a problem with your thermostat, your compressor, or your ductwork, we can help!

Why Choose Grandmark Service Company?
There are many reasons to choose Grandmark Service Company for your commercial AC needs. First and foremost, our team is highly trained and experienced in repairing all types of commercial air conditioning units. We also understand that time is of the essence when it comes to business, which is why we offer fast and reliable service. In most cases, we can even provide same-day service!

In addition, we offer competitive pricing and a 100% satisfaction guarantee. We understand that your AC unit is a crucial part of your business, which is why we work hard to ensure that you're happy with our service.

More HVAC Repair Services

Split Unit Repair

Get expert HVAC repair help. Over 25 years of experience fixing split systems.

Commercial HVAC Repair

Fast and professional commercial HVAC repair. Trained commercial technicians available today.

Package Unit Repair

Our Technicians have extensive expertise and training to correct any package unit repair need.

Mini Split System Repair

Get your mini split unit working again. Reliable and knowledgeable HVAC technicians available.

Commercial Air Conditioning Repair You Can Count On

At Grandmark Service Company, we provide professional commercial air conditioning repair to buildings and offices. Our team of highly-trained technicians are experts in commercial equipment and know how to get the job done quickly and efficiently. Whether you're experiencing a problem with your thermostat, your compressor, or your ductwork, we can help!

Why Choose Grandmark Service Company?
There are many reasons to choose Grandmark Service Company for your commercial AC needs. First and foremost, our team is highly trained and experienced in repairing all types of commercial air conditioning units. We also understand that time is of the essence when it comes to business, which is why we offer fast and reliable service. In most cases, we can even provide same-day service!

In addition, we offer competitive pricing and a 100% satisfaction guarantee. We understand that your AC unit is a crucial part of your business, which is why we work hard to ensure that you're happy with our service.

More HVAC Repair Services

Split Sytem Repair

Get expert HVAC repair help. Over 25 years of experience fixing split systems.

 

Commercial HVAC Repair

Fast and professional commercial HVAC repair. Trained commercial technicians available today.

Package Unit Repair

Our Technicians have extensive expertise and training to correct any package unit repair need.

Mini Split System Repair

Get your mini split unit working again. Reliable and knowledgeable HVAC technicians available.

 

Frequently Asked Questions

Air conditioning repair can be a tricky business. Sometimes you have to fix one problem in order to be able to investigate something else. For example, if your air conditioner won't start due to a bad capacitor, you need to fix that first before checking refrigerant pressures. At Grandmark Service Company, you can count on honest and accurate diagnostics. We will work with you to find the best course of action for your particular situation, and we'll make sure the job is done right the first time. So if you're in need of AC repair, give us a call. We're here to help.

Current Offers

Fall Tune-Up $79 Ends 11/30/22

Fall is the perfect time to schedule an appointment for an air conditioning tune up. This yearly maintenance will help ensure that your system is operating properly and that all parts are in good condition. It will also help to prevent potential failures, which can be costly to repair.

Fall Tune-Up $79 Ends 11/30/22

Fall is the perfect time to schedule an appointment for an air conditioning tune up. This yearly maintenance will help ensure that your system is operating properly and that all parts are in good condition. It will also help to prevent potential failures, which can be costly to repair.

$79/Mo New HVAC Systems

While it is generally easier to deal with cold temperatures than hot, no one wants to be caught unprepared when the mercury starts to rise. If your air conditioning system is on its last legs, we have several options that are both affordable and efficient.

$79/Mo New HVAC Systems

While it is generally easier to deal with cold temperatures than hot, no one wants to be caught unprepared when the mercury starts to rise. If your air conditioning system is on its last legs, we have several options that are both affordable and efficient.

Related AC Repair Services

HVAC maintenance

Over the years, your heating and cooling system has become an essential part of your home. We understand that regular maintenance can help extend its life as well as increase energy efficiency so we offer scheduled services for those who want their HVAC systems tuned up before they need them! Our licensed technicians are trained to service all brands which means no matter what type or size unit is installed in this house; our team will get right on board.

System maintenance is the best way to keep your heating and cooling system running efficiently. With scheduled appointments, our licensed technicians will make sure that you're always comfortable by checking overall performance as well as inspecting individual components for defects or wear-which could lead to problems in future months if not fixed now!

Schedule Maintenance >

Ac InstallCentral air conditioners are a vital part of any home in hot climates. Not only do they keep your home cool and comfortable during the summer, but they can also save you money on energy costs. When choosing an air conditioner, it is important to consider the size of your home and the climate you live in.

Central air conditioners come in different sizes and configurations, and the type of air conditioner you need will depend on the specific needs of your home. For example, if you live in a hot climate, you will need a more powerful air conditioner than if you live in a cooler climate. Another factor to consider is whether or not your air conditioner will be used as a heat pump. Some air conditioners can reverse the process in the winter to deliver heat when you need it. This lets you make the most of a single system to handle all your heating and cooling needs. When choosing an air conditioner, it is important to consult with a professional to determine the best type of air conditioner for your home.

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Furnace Installation FresnoAs the weather starts to cool off, you may be wondering if it's time to replace your furnace. There are a few things you'll want to keep in mind as you make your decision. First, consider the age of your furnace. If it's more than 15 years old, it's probably not as efficient as newer models. You may also want to think about the type of furnace you have.

Gas and electric furnaces are the most common, but oil furnaces are still used in some areas. Finally, take a look at your energy bills. If you've noticed a steady increase in your heating costs, it may be time for a new furnace. High-efficiency models can help you save money on your energy bills. Many furnaces also offer variable-speed settings, which let you customize your heating even further. When it's time for a furnace replacement, keep these factors in mind to help you make the best decision for your home.

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Package unit AC repairs can be a daunting task for any homeowner. Package units are typically located on the roof and can be quite large and heavy. Additionally, they often contain hazardous chemicals, such as Freon, which can be dangerous if not handled properly. While most package units are built to be durable, they will eventually fail if they are not properly maintained. The most common cause of failure is overheating, which can be caused by a lack of maintenance or by an undersized unit that is working too hard.

If your package unit needs refrigerant, it is best to replace the entire unit rather than attempt to repair a Freon leak. While it may be tempting to try to save money by repairing the unit yourself, it is generally not worth the risk of injury or damage to your home. Package unit AC repairs are best left to the professionals.

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Split System AC Repair Split systems are composed of 2 parts: the cooling and the heating portion. As a result, they can be highly effective but also tend to need repairs if not properly maintained. The cooling line set can sometimes be a source of leaks since they required welding skills. Split system units also tend to be more complicated to repair compared to other systems. However, at Grandmark Service Company, we have experts that can make sure your AC repair is done correctly with 100% satisfaction guaranteed. In 2022, due to COVID-19, parts have become a challenge but rest assured we will do everything we can to get your AC unit repaired or replaced if needed. Give us a call today to schedule a repair!

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