Creating Comfort for Our Customers, One at a Time
At Cardinal Heating & Cooling, we are dedicated to creating comfort for our customers, one at a time. With nearly three decades of experience, our family-owned and operated company has been providing top-notch heating, cooling, and indoor air quality services to homes and businesses in Sterling, Fairfax, and Loudoun Counties.
Our Company History
Founded in 1991 by Nelson Workman, a veteran of the HVAC industry, Cardinal Heating & Cooling was built on the core values of honesty, reliability, professionalism, and respectability. After Nelson's passing, his son Tod Workman took over and continues to personally oversee the company, ensuring that his father's legacy of high-quality services and products continues.
Our Services
As a one-stop shop for all your heating and cooling needs, we offer a wide range of services, including air conditioning, heating, ductless mini splits, AC maintenance and repairs, heater installation and replacements, and indoor air quality services such as humidifiers, dehumidifiers, air filtration, and air purification. Our NATE-certified technicians are trained and tested to the highest standards, and we provide upfront pricing, so you'll never have any surprises.
Why Choose Us?
At Cardinal Heating & Cooling, we prioritize your comfort and satisfaction above all else. We understand the importance of a well-functioning heating and cooling system, and our team of experts is dedicated to providing timely and efficient services. With our maintenance agreement, you can enjoy priority service, discounts, and extended warranties on parts and labor.
Overall Experience
The reviews of Cardinal Heating and Cooling are largely positive, with many customers praising the company's professionalism, promptness, and quality of service.
Positive Aspects
- Timely Appointments: Many reviewers mentioned that the company's technicians arrived on time and provided prompt service.
- Friendly and Knowledgeable Technicians: Reviewers praised the technicians for being friendly, knowledgeable, and thorough in their work.
- Professionalism: The company's professionalism and courteousness were highlighted by many reviewers.
- Quality of Service: The quality of service provided by Cardinal Heating and Cooling was praised by many reviewers, with many mentioning that the company's technicians were able to diagnose and fix problems quickly and efficiently.
Negative Aspects
- Miscommunication: A few reviewers mentioned that there was miscommunication between the company and themselves, resulting in missed appointments and misunderstandings.
- Unfriendly Technicians: A few reviewers mentioned that some technicians were unfriendly or unprofessional.
- Lack of Follow-up: One reviewer mentioned that the company failed to follow up with them after an initial consultation.

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