Company Insights
Published on
April 22, 2026

How Many People Work at Comfort Systems USA? Headcount and Employee Trends

Total Employees
18300
7.2% from last year
0
New Hires (YTD)
8
5% of total workforce
Departments
19
650 in Engineering
Locations
156
5,012 in New York, NY
  • Comfort Systems USA is a leading provider of mechanical, electrical, and plumbing building systems, with a strong market position reflected in a backlog of nearly $12 billion as of December 31, 2025, doubling year-over-year.
  • In 2025, the company reported a significant increase in revenue to $9.10 billion, up from $7.03 billion in 2024, and net income rose to $1.02 billion, showcasing robust financial health and operational performance.
  • The company has a strong focus on technology-driven projects, with 45% of its revenue in 2025 coming from this sector, indicating key partnerships in high-growth verticals such as data centers.
  • Ideal buyers for Comfort Systems USA include commercial and industrial clients looking for reliable mechanical and electrical solutions, particularly as energy cost pressures ease, creating opportunities for deferred maintenance and infrastructure projects.

Comfort Systems USA Headcount Breakdown by Department

Comfort Systems USA employs a diverse workforce across 19 departments. The largest department is Operations, with a headcount of 420, followed by the Executive team at 189 and Finance at 150. This distribution indicates a strong operational focus, complemented by robust executive and financial oversight. Other departments, including Sales and Information Technology, further enhance the company's functional balance.

Operations
420
Executive
189
Finance
150
Sales
127
Information Technology
99
Human Resources
47
Engineering
37
Education
35
Community And Social Services
27
Other
552

Comfort Systems USA Employees by Location

The company operates across 156 locations, with a significant concentration in Houston, TX, which houses 512 employees. Other notable locations include Indianapolis, IN, with 65 employees, and Pelham, AL, with 25. The 'Other' category accounts for a substantial 666 employees, suggesting a distributed workforce that supports operations in various regions while maintaining a strong presence in key markets.

Houston, TX
512
Indianapolis, IN
65
Pelham, AL
25
Birmingham, AL
24
Phoenix, AZ
21
Pensacola, FL
19
Chandler, AZ
18
San Diego, CA
16
Little Rock, AR
14
Other
666
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