HVAC Contractors — US Industry Report
Official NAICS classification: Plumbing, heating, and air-conditioning contractors (238220)
Also known as: Plumbing Contractors, Heating & AC Repair
The plumbing, heating, and air-conditioning contractors industry in the United States generated an estimated ~$392.0B in annual revenue across 111.2K establishments employing 1.21M workers (Census Bureau). This 30-page report analyzes industry performance, competitive dynamics, and delivers 5-year growth forecasts.
Industry Snapshot
- ▸Revenue growth significantly outpaced wage inflation across the period
- ▸Substantial workforce expansion has not translated to meaningful industry consolidation
- ▸Plumber compensation diverging upward from broader economy wage trends
- ▸Employment remains geographically concentrated despite the industry's fundamentally local service model
Table of Contents
1.Executive Summaryp. 4
Key takeaways, industry definition, and current state overview. Covers the industry's scope, principal activities, NAICS classification context, and a concise snapshot of where the industry stands today. Reading this alone gives decision-makers the high-level picture they need before diving into data-backed chapters.
2.Industry Performancep. 6
Historical performance analysis covering establishments, employment, and payroll (2012-2025). Examines what has driven industry performance in recent years, how the industry has responded to macroeconomic cycles, and which operating conditions have shaped revenue and labor dynamics. Includes source-cited tables and year-by-year data points.
3.Industry Forecastp. 9
5-year projections (2026-2030) with base case, bull case, and bear case scenarios. Each scenario combines historical trends, macroeconomic indicators from FRED, and industry-specific signals. Addresses questions on expected trajectory, forecast risk, downside drivers, and the assumptions behind each scenario.
4.Industry Outlookp. 12
Growth drivers, risk factors, and external environment analysis. Unpacks the forces that will shape the industry over the forecast horizon — demographic shifts, regulatory changes, technology adoption, and cyclical exposure. Frames both the upside opportunities and the structural risks operators and investors should weigh.
5.Competitive Landscapep. 14
Market structure, concentration, barriers to entry, and competitive dynamics. Describes how the industry is structured between incumbents and entrants, typical competitive strategies, and what separates successful operators. Standard-tier reports add the official CR4, CR8, CR20, CR50 and HHI from the Census Economic Census, plus the largest public operators named from SEC EDGAR 10-K filings.
6.Operating Conditionsp. 17
Cost structure, labor requirements, technology factors, and the regulatory environment. Examines where operators spend, how sensitive margins are to input costs, what workforce and technology investments are typical, and which compliance and regulatory constraints shape day-to-day operations and long-term planning.
7.SWOT Analysisp. 19
Strengths, weaknesses, opportunities, and threats — each supported by concrete evidence from the underlying data. Moves beyond generic bullet points by tying each SWOT element to specific metrics, structural trends, or external forces identified elsewhere in the report. Useful for strategic planning and risk assessment.
8.Geographic Breakdownp. 22
Regional market concentration, wage dynamics, and emerging geographic opportunities. Breaks establishments, employment, and payroll down by state and region, identifies where the industry is densest, where it is growing fastest, and how local labor markets and wage levels differ. Standard-tier and higher includes state-level tables.
9.Major Industry Playersp. 26
The largest public operators in the industry, named from their SEC EDGAR 10-K filings, with enterprise revenue and segment context. Sits alongside the official Census Economic Census concentration figures (CR4, CR8, CR20, CR50, HHI) so the named players can be read against the measured structure of the whole industry, public and private.
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The Plumbing, heating, and air-conditioning contractors industry (NAICS 238220) encompasses 111.2K establishments in the United States employing 1.21M workers, generating an estimated ~$392.0B in annual revenue (Census Bureau). Classified within Construction, the industry is positioned in a mature phase of its life cycle.
This report examines historical performance trends (2012-2025), competitive structure, geographic distribution, and provides a 5-year outlook (2026-2030) with growth drivers, risk factors, and industry-specific SWOT analysis.
Products & Services
Key service categories in the Plumbing, heating, and air-conditioning contractors industry.
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Top Questions Answered
What is the market size of the Plumbing, heating, and air-conditioning contractors industry?
The Plumbing, heating, and air-conditioning contractors industry generated ~$297.6B in revenue (US Census Economic Census, 2022). Full analysis available in report.
How fast has the plumbing, heating, and air-conditioning contractors industry grown?
The industry has followed a strong growth trajectory over the past decade, with revenue expanding steadily across the Economic Census period ending in 2022. Full analysis available in report.
What is the outlook for the plumbing, heating, and air-conditioning contractors industry?
Based on the historical trend, the industry is projected to continue its growth trajectory. Full analysis available in report.
How does the Census define NAICS 238220, plumbing, heating, and air-conditioning contractors?
The Census defines this industry (NAICS 2017) as comprising "establishments primarily engaged in installing and servicing plumbing, heating, and air-conditioning equipment." Contractors in this... Full analysis available in report.
How many plumbing, heating, and air-conditioning contractor businesses are there in the US?
There were 111.2K establishments in the industry (Census CBP, 2023), employing 1.21M workers (Census CBP, 2023). Full analysis available in report.
How competitive is the plumbing, heating, and air-conditioning contractors industry?
The industry is labeled Fragmented, a classification based on average establishment size. Full analysis available in report.
Are wages in the plumbing, heating, and air-conditioning contractors industry keeping up with inflation?
Not over 2019-2023. Average annual pay per employee rose more slowly than consumer prices (Census CBP; BLS CPI, 2019-2023), so real pay fell slightly. Full analysis available in report.
Who are the major players in the plumbing, heating, and air-conditioning contractors industry?
The industry has no small group of dominant operators. Full analysis available in report.
Get complete answers with detailed growth rates, forecasts, and competitive analysis.
Methodology
Every figure in this report is official US government data, computed in code and checked against the source by an automated validation pass. The text is drafted with AI, then read, reviewed and corrected where needed by a person. How we use AI
The Census Bureau's County Business Patterns and Economic Census provide establishment counts, employment, and payroll broken out by NAICS industry and geography. The Bureau of Labor Statistics QCEW program supplies wage data by industry. The Federal Reserve Economic Data (FRED) service contributes macroeconomic indicators used for industry forecasting — GDP, interest rates, housing starts, and sector-specific indices.
Data freshness varies by source: Census CBP has a ~2 year lag, BLS lags 6-9 months, and FRED provides near real-time macroeconomic data. Each report includes a data currency section showing exact year ranges.
Read our full methodology →Data Sources
Every chart, table, and claim in this report traces back to a published federal statistical database. Each data point in the PDF shows its source so you can verify it against the original dataset.
- U.S. Census Bureau — County Business Patterns & Economic Census
- Bureau of Labor Statistics — QCEW
- Federal Reserve Economic Data (FRED)
- SEC EDGAR — 10-K filings(Standard tier)
Report Details
Industry Classification (NAICS)
Where this industry sits in the North American Industry Classification System.
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