In the United States, there were 109,601 plumbing and HVAC contractor establishments in 2022, most of which had less than 500 employees. Meanwhile, the smallest segment was that of refrigeration equipment and supplies merchant wholesalers, with just 1,135 establishments.
Number of heating, ventilation and air conditioning (HVAC) establishments in the United States in 2022, by segment and size
The figures for 2022 are the latest available as of April 2025. Given the scope of the table this dataset belongs to, a big time gap can be observed. As of the publishing date, figures for 2023 were not available yet.
The numbers provided are on “establishments”, not “firms”. The source makes a distinct difference between the two, naming the first as the economical unit that provides the service, whereas the second is the legal entity — which can consist of multiple establishments.
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US Census Bureau. (April 10, 2025). Number of heating, ventilation and air conditioning (HVAC) establishments in the United States in 2022, by segment and size [Graph]. In Statista. Retrieved May 05, 2025, from https://www.statista.com/statistics/1327959/hvac-establishments-in-the-us-by-segment-and-size/
US Census Bureau. "Number of heating, ventilation and air conditioning (HVAC) establishments in the United States in 2022, by segment and size." Chart. April 10, 2025. Statista. Accessed May 05, 2025. https://www.statista.com/statistics/1327959/hvac-establishments-in-the-us-by-segment-and-size/
US Census Bureau. (2025). Number of heating, ventilation and air conditioning (HVAC) establishments in the United States in 2022, by segment and size. Statista. Statista Inc.. Accessed: May 05, 2025. https://www.statista.com/statistics/1327959/hvac-establishments-in-the-us-by-segment-and-size/
US Census Bureau. "Number of Heating, Ventilation and Air Conditioning (Hvac) Establishments in The United States in 2022, by Segment and Size." Statista, Statista Inc., 10 Apr 2025, https://www.statista.com/statistics/1327959/hvac-establishments-in-the-us-by-segment-and-size/
US Census Bureau, Number of heating, ventilation and air conditioning (HVAC) establishments in the United States in 2022, by segment and size Statista, https://www.statista.com/statistics/1327959/hvac-establishments-in-the-us-by-segment-and-size/ (last visited May 05, 2025)
Number of heating, ventilation and air conditioning (HVAC) establishments in the United States in 2022, by segment and size [Graph], US Census Bureau, April 10, 2025. [Online]. Available: https://www.statista.com/statistics/1327959/hvac-establishments-in-the-us-by-segment-and-size/
