Best HVAC Companies in Bethesda, MD

An HVAC technician with a black hat on screwing in a screw on an HVAC unit.

In Bethesda, MD, maintaining a working HVAC unit isn’t just a matter of comfort, but a necessity for both the sweltering summers and chilly winters. The region’s climate demands reliable indoor temperature control, making it crucial for homeowners to ensure their HVAC systems are up to the task. 

Choosing the right HVAC company is pivotal, as this decision impacts the efficiency, reliability, and longevity of your system. This article offers a guide to the top HVAC companies in Bethesda, MD, helping you make an informed choice about who handles your heating and cooling needs.

From installation and routine maintenance to urgent repairs, the right HVAC professionals make a significant difference. A dependable HVAC system not only keeps your home comfortable but also contributes to energy efficiency, potentially lowering utility bills. 

By the end of this article, you’ll be equipped with the knowledge to select a reputable HVAC company that meets your specific needs, ensuring year-round comfort for your home.

Table of Contents

Top HVAC Companies in Bethesda, MD

AVS Heating and Air Conditioning

  • MyHomePros TrustScore: 8.0/10 (Very Good)
  • Google Rating: 4.7/5
  • Years in Business: 31
  • Services Offered: ac replacement, ac installation, ac repair, ac maintenance, heating installation, heating maintenance, heating repair, furnace repair, furnace installation, furnace replacement, heat pump services
  • Hours of Operation: 24/7
  • Address: 4900 Auburn Ave #200, Bethesda, MD 20814

Company Overview

Based in the Washington DC Metropolitan area, AVS Heating and Air Conditioning serves over 30,000 homes across various counties in Maryland and Virginia. With a robust team of professionals, they specialize in providing comprehensive heating, cooling, and appliance services. AVS Heating and Air Conditioning prides itself on its deep commitment to customer satisfaction, focusing on the root causes of HVAC issues rather than temporary fixes. Their approach ensures sustainable solutions and they boast of a strong resolve to tackle challenging repair jobs with a promise of ’24/7 service, 365 days a year.’ Celebrating 60 years of successful operation, their track record includes 893 completed projects and they emphasize hard work, dedication, and personalized solutions.

What Their Customers Are Saying

AVS Heating and Air Conditioning has garnered praise in Bethesda, MD for its prompt, professional service and expertise across a variety of issues from HVAC repairs to appliance maintenance. Customers have repeatedly highlighted the quick diagnosing and effective resolution of issues, be it a malfunctioning AC or a non-heating furnace on a frigid day. The technicians, particularly Anil and Neil, are noted for their professionalism, friendly demeanor, and the ability to provide immediate solutions, which have included on-the-spot repairs and helpful remote instructions via FaceTime during severe weather conditions. Clients appreciate the reasonable pricing and the knowledgeable handling of not just the immediate issues but also providing preventive maintenance advice, making AVS a highly recommended service provider in the area.

Gary P. Frank, Inc.

  • MyHomePros TrustScore: 8.0/10 (Very Good)
  • Google Rating: 4.7/5
  • Years in Business: 37
  • Services Offered: hvac repair, hvac installation, ductless repair, ductless installation
  • Hours of Operation: 24/7
  • Address: 8918 Ridge Pl, Bethesda, MD 20817

Company Overview

Established in 1986 by Gary P. Frank, inspired by his father Ben, this family-owned company has grown significantly, now managing six buildings and serving over 500 customers. Based in the Washington Metropolitan area, Gary P. Frank Inc. (GPF Inc.) is dedicated to providing eco-friendly HVAC solutions and cutting-edge services like electric car charger and solar installations. With a commitment to training and employee development, GPF Inc. positions itself as not just a service provider but a partner in creating comfortable and efficient living spaces. Their services include 24-hour emergency services, maintenance agreements, and installation of indoor air quality accessories. GPF Inc. continues to expand its reach while maintaining a strong relationship with its community and clients, underscored by a robust service portfolio and a focus on customer satisfaction validated by more than 35 years of industry presence.

What Their Customers Are Saying

Gary P. Frank, Inc. is highly commended for their swift and reliable service, especially during emergency situations in Bethesda, MD. Their professional team, especially technicians like Nick, Max, and Ricky have been recognized for their punctuality, efficiency, and for providing thorough explanations of the work being done. Positive testimonials frequently mention the company’s responsiveness to urgent calls, including during extreme weather conditions, and their ability to offer quick, effective solutions, such as on-the-spot repairs and installations of HVAC systems like ductless mini splits. The firm is noted for not only meeting the required service standards but also for offering compassionate service that extends beyond mere technical assistance, ensuring that clients’ heating and cooling needs are met promptly and with a high level of professionalism and value.

To find a Local HVAC Pro who can help you, click here!

My Home Pros TrustScore™ Methodology

At My Home Pros, we understand that finding reliable home service providers is crucial for homeowners. To help you make the most informed decisions, we developed the My Home Pros TrustScore — a comprehensive rating system designed to gauge the reliability and quality of companies listed on our platform. 

This score is calculated using a combination of factors that reflect a company’s performance, customer satisfaction, and overall business integrity. While we keep the specific metrics and the calculation confidential to maintain fairness and prevent manipulation, we assure you that each component is chosen based on its relevance and importance to consumers. 

The My Home Pros TrustScore is our commitment to providing you with a transparent, trustworthy way to evaluate home service professionals, empowering you to choose with confidence.

How to Choose the Best HVAC Company in Bethesda, MD

Whether you’re looking for HVAC repair or installation, knowing how to choose the best HVAC company in Bethesda, MD, is essential. Your home’s comfort relies on a consistently working HVAC system. Here’s what to consider when looking for the best HVAC companies near you.

  • Proper license and insurance: To operate an HVAC company in Maryland, business owners must have proper licensure from the Maryland Department of Labor, Licensing and Regulation and proper liability insurance. Be sure to ask the HVAC professional for copies of their licenses and insurance before working with them; don’t just take their word for it. 
  • Ensure adequate experience: Ask your HVAC pro about their experience in addressing your HVAC issues or installing the type and brand of air conditioning or furnace you want to purchase.
  • Get a free estimate: Reputable HVAC companies in Bethesda will provide a free estimate for your HVAC repairs or installation. Ask for an estimate in writing to see what’s included and to help you compare offers.
  • Obtain quotes from multiple companies: Compare quotes from several service providers to determine who provides the best prices while ensuring top-notch service.
  • Read reviews: Check out reviews left by past customers to determine a company’s reputation. Don’t be afraid to ask them for testimonials or referrals to talk to previous clients yourself.

HVAC Services Offered by Companies in Bethesda, MD

At My Home Pros, we partner with HVAC companies that offer various HVAC services to ensure temperature control and comfort in your Bethesda home. The services you’ll find include:

  • AC and Furnace Repair: Air conditioners and furnaces naturally break down after constant use. Having the best HVAC pros available to fix the repair is essential. You should partner with a company that offers quality services and around-the-clock service for any emergencies you experience with your HVAC system.
  • AC and Furnace Install or Replacement: Air conditioning units and furnaces last 15 – 25 years, depending on the brand, type, and how well they are maintained. This means if you have lived in your home for at least 10 years or bought a home with an A/C or furnace with many years on it already, you may need a replacement.
  • AC and Furnace Maintenance: Proper upkeep of your AC and furnace units prevents unnecessary breakdowns and may lengthen your appliance’s longevity. Many companies offer affordable maintenance plans to ensure you stay on track with your AC and furnace maintenance.

Common HVAC Issues Requiring Repair

While there are many reasons why your HVAC unit may need repairs, there are typically common signs such as your system blowing warm air, hearing loud sounds or rattling, and smelling odd odors that suggest it’s time to call for help. To help you get a head start, here is a list of some of the most common AC issues that require repairs:

Refrigerant leak detection

Detecting a refrigerant leak is an important AC repair before recharging. If a technician recharges the refrigerant without checking for leaks, it will only temporarily solve the problem until the new refrigerant leaks, leaving you in the same position. Fixing the leak first and then recharging is the best course of action.  

Compressor repair or replacement

Determining whether to repair or replace a broken compressor depends on the age of your unit and the number of issues you’ve had with it. Repair may make the most sense if it’s relatively new, but replacement may buy you more time if you’ve had it for a while or it’s broken down before.  

Fan motor replacement

Condenser fan motors are the most common AC parts that fail but are typically the least expensive to replace. The fan motor powers the fan, which produces cold air throughout your house. The parts and labor are relatively inexpensive, making this an easy AC repair.  

Thermostat repair or calibration

If you notice fluctuations in the airflow throughout your house or your AC runs more often than usual, a thermostat repair or calibration may be necessary. If you aren’t familiar with how to do this, the thermostat is damaged, or there are issues with the wiring, it’s best to look for professional AC repair companies near you.  

Ductwork inspection and repair

Ductwork leaks can cause you to lose as much as 20% – 30% of your cool air, forcing your AC unit to work harder. A ductwork inspection can determine if there are leaks or if they require cleaning to provide proper airflow.

HVAC Repair and Installation Costs in Bethesda, MD

When it comes time to decide which HVAC company to choose for you AC, Furnace, or Heat Pump repair or installation, knowing the average costs in Bethesda is of utmost importance to ensure you are getting a fair deal. 

While costs can vary significantly based on a few factors, the average cost to repair an HVAC unit in Bethesda is $446, and can range from $93 to $799. On the other hand, the average cost to replace or install an HVAC unit in Bethesda is $6,667, and can range from $2,303 to $15,928.

Use these estimates as a guide when you’re reviewing quotes from local HVAC companies, and as mentioned previously, be sure to compare quotes from multiple HVAC companies in Bethesda to ensure you are getting the best deal. 

Deciding Between HVAC Repair vs HVAC Replacement

The HVAC industry uses a simple rule of thumb to determine whether to repair or replace a faulty HVAC unit. All you need is the cost of repairs and the HVAC unit’s age.

Multiply the unit’s age by the cost, and if the answer exceeds $5,000, you should replace instead of repair your AC.

For example, your AC unit is six years old, and the repair will cost $2,000; your answer is $12,000, which exceeds $5,000, so replacement is best.

Other signs to look for when considering replacement versus repair include:

  • Frequent breakdowns
  • Energy inefficiency
  • Higher than normal electric bills
  • Uneven or poor airflow

When deciding if you should consider HVAC installation, also look into any attractive financing offers the manufacturer or installer offers, as it may make more financial sense to take advantage and get a new system.


Finding a trusted HVAC company in Bethesda, MD, is essential for controlling the temperature in your home year-round. Whether you’re looking for HVAC installation, repair, or maintenance, having a reputable company to keep your home comfortable is essential.

To find a Local HVAC Pro who can help you, click here!


What is the #1 HVAC brand? 

Trane and Carrier are consistently at the top of the list when it comes to the best HVAC brands in the United States, but several other brands, including Bryant, Goodman, and Lennox, also offer great HVAC systems. The key is to find an HVAC company that works with the brand you prefer.

What is the longest-lasting HVAC?

Furnaces have the longest lifespan out of any HVAC system. Reputable brands can last 15 to 20 years.

What is the number one problem with HVAC systems?

Dirty filters and ductwork are the most common HVAC problems, but other problems that require reputable HVAC companies include water leaks, frozen evaporator coils, and bad compressors.

How many years will an HVAC last?

Many HVAC systems last 15 to 25 years, but their useful life depends on the brand, maintenance consistency, and how quickly you take care of repairs.

Check Out The Best HVAC Companies in Cities Near Bethesda, MD