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 37-page report analyzes industry performance, competitive dynamics, and delivers 5-year growth forecasts.
Industry Snapshot
- ▸Wage growth significantly outpacing payroll expansion across the sector
- ▸HVAC employment gains occurring within a highly fragmented competitive landscape
- ▸Labor costs consuming an elevated and rising share of contractor revenue
- ▸Sector growth momentum decelerating despite continued outperformance versus macroeconomic expansion
Table of Contents
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.
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.
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.
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.
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.
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.
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.
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.
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.
Report Preview

Low-resolution overview of all 37 pages
Want to see a full report before you buy?
Download a free sample report →Industry Analysis
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.
Who Uses These Reports
Trusted by professionals who need verified federal data to make decisions
Investors & PE Firms
Size markets, validate deal theses, and benchmark targets with verified federal data before committing capital
Consultants & Advisors
Deliver data-backed recommendations to clients with sourced and cited industry metrics — Census, BLS, and FRED
Founders & Operators
Validate market entry, benchmark against industry averages, and present credible data to investors and boards
Corporate Strategy Teams
Support expansion planning, M&A due diligence, and executive reporting with NAICS-classified industry data
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 is the Plumbing, heating, and air-conditioning contractors industry growing?
The industry has demonstrated strong growth over the past decade, outpacing the broader U.S. economy by a meaningful margin. Full analysis available in report.
What is the outlook for the Plumbing, heating, and air-conditioning contractors industry?
The industry is projected to continue its growth trajectory over the near to medium term, supported by several converging structural drivers. Full analysis available in report.
What does NAICS 238220 include — and what is excluded?
NAICS 238220 covers establishments primarily engaged in installing and servicing plumbing, heating, and air-conditioning systems in residential and commercial buildings. Full analysis available in report.
How many businesses operate in the Plumbing, heating, and air-conditioning contractors industry?
As of 2023, the industry comprised approximately 111,200 establishments employing roughly 1.21 million workers (Census CBP, 2023) across the United States. Full analysis available in report.
How competitive is the Plumbing, heating, and air-conditioning contractors industry?
The industry is intensely competitive at the local level, with low capital barriers to entry for basic service work and a large population of independent operators competing on price, availability,... Full analysis available in report.
How are workers compensated in the Plumbing, heating, and air-conditioning contractors industry?
Compensation varies considerably by trade specialization, with HVAC technicians and licensed pipefitters typically commanding premium wages relative to general plumbing helpers or entry-level... Full analysis available in report.
Who are the major players in the Plumbing, heating, and air-conditioning contractors industry?
The competitive landscape spans three broad tiers: national platform operators with multi-market footprints built partly through acquisition, regional firms with strong brand recognition across one... Full analysis available in report.
Get complete answers with detailed growth rates, forecasts, and competitive analysis.
Methodology
This report is produced using AI-assisted analysis of official US government data sources. Our methodology combines automated data collection from federal statistical databases with AI-assisted synthesis and validation. Every numerical claim undergoes a validation pass against source data.
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
- 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.
Related Industries
Related Guides
HVAC technician median wage is $28.75/hr (BLS OEWS, 2024). Pay by specialization and certification, what affects it, and how HVAC compares to other trades.
Get verified average plumber salary data from federal sources. Median Plumber Hourly Wage: $30.27/hr (BLS OEWS, May 2024).
Verified construction industry trends from federal data. 8.3M+ workers (BLS, 2024). Employment, material costs, technology, and market outlook for US
How to start a plumbing business: plumbers earn a median $30.67/hour (BLS OEWS) and contractors net 5.7% margins (IRS SOI). Licensing, economics, first steps.
How to start an HVAC business: 111,207 US plumbing/HVAC contractors (Census CBP) net 5.7% margins (IRS SOI). Licensing, labor economics, and startup steps.