Comfort Systems USAMEX:FIX 64 Net Margin % is 12.93% as of Mar. 2026, which is 148% above its 10-year median of 5.22. GuruFocus rates MEX:FIX with a GF Score™ of 64/100 and a GF Value™ of MXN12,610.29 (Significantly Overvalued). The stock has 5 warning signs investors should review. Among 1,766 Construction companies, Comfort Systems USA ranks better than 84.94% on this metric.
The historical rank and industry rank for Comfort Systems USA's Net Margin % or its related term are showing as below:
MEX:FIX'
s Net Margin % Range Over the Past 10 Years
Min: 3.09 Med: 5.22 Max: 12.07
Current: 12.07
MEX:FIX's Net Margin % is ranked better than 84.94% of 1766
companies
in the Construction industry
Industry Median: 3.92
vs MEX:FIX: 12.07
Comfort Systems USA (MEX:FIX) Net Margin % Explanation
Although Net Income and Earnings-per-Share (EPS) are the most widely used parameter in measuring a company's profitability and valuation, it is the least reliable. The reason is that reported earnings can be manipulated easily by adjusting any numbers such as Depreciation, Depletion and Amotorization and non-recurring items.
But the long term trend of the net margin is a good indicator of the competitiveness and health of the business.
Comfort Systems USA Net Margin % Related Terms
Comfort Systems USA Net Margin % Historical Data
* Premium members only.
The historical data trend for Comfort Systems USA's Net Margin % can be seen below:
* For Operating Data section: All numbers are indicated by the unit behind each term and all currency related amount are in USD. * For other sections: All numbers are in millions except for per share data, ratio, and percentage. All currency related amount are indicated in the company's associated stock exchange currency.
MEX:FIX vs EME, MTZ, STRL: Net Margin % Comparison
For the Engineering & Construction subindustry, Comfort Systems USA's Net Margin %, along with its competitors' market caps and Net Margin % data, can be viewed below:
* Competitive companies are chosen from companies within the same industry, with headquarter located in same country, with closest market capitalization; x-axis shows the market cap, and y-axis shows the term value; the bigger the dot, the larger the market cap. Note that "N/A" values will not show up in the chart.
Comfort Systems USA Net Margin % vs Construction Industry
For the Construction industry and Industrials sector, Comfort Systems USA's Net Margin % distribution charts can be found below:
* The bar in red indicates where Comfort Systems USA's Net Margin % falls into.
* For Operating Data section: All numbers are indicated by the unit behind each term and all currency related amount are in USD. * For other sections: All numbers are in millions except for per share data, ratio, and percentage. All currency related amount are indicated in the company's associated stock exchange currency.
Comfort Systems USA (MEX:FIX) has a Net Margin % of 12.93% as of Mar. 2026. Net margin is the ratio of total net income to net sales. View historical data on Comfort Systems USA and its competitors. This is 148% above median its historical median of 5.22. Over the past decade, Comfort Systems USA's Net Margin % has ranged from 3.09 to 12.07. According to the industry distribution chart, Comfort Systems USA ranks #266 out of 1766 companies in the Construction industry, placing it in the top 15.1%.
Is Comfort Systems USA's Net Margin % too high?
Comfort Systems USA's current Net Margin % of 12.93% is 148% above median its 10-year median of 5.22. Over the past 10 years, this metric has ranged from a low of 3.09 to a high of 12.07. The Construction industry median Net Margin % is 3.92. Comfort Systems USA's value of 12.93% is 229.8% above this industry median. Based on the distribution chart, Comfort Systems USA ranks #266 out of 1766 companies in the Construction industry, which is in the top quartile — a strong position relative to peers. Overall, Comfort Systems USA has a GF Score™ of 64/100 and is considered Significantly Overvalued, reflecting its overall financial health beyond just this single metric.
How does Comfort Systems USA's Net Margin % compare to EME and MTZ?
According to the Construction industry distribution chart, Comfort Systems USA ranks #266 out of 1766 companies for Net Margin %. This places Comfort Systems USA in the top 15% of its industry — outperforming the majority of peers. The industry median Net Margin % is 3.92. Comfort Systems USA's value of 12.93% is 229.8% above this benchmark. Historically, Comfort Systems USA's own Net Margin % has ranged from 3.09 to 12.07 over the past decade. While the company's 10-year median is 5.22 vs. the industry median of 3.92, Comfort Systems USA has consistently been above the industry average. See the competitive comparison table and distribution chart on this page for a detailed peer-by-peer breakdown.
What is a good Net Margin % for a Construction company?
The median Net Margin % among Construction companies is 3.92, based on 1,766 companies in the industry. Companies in the top quartile (top 25%) have a Net Margin % significantly above this median, while those in the bottom quartile fall well below. However, Net Margin % should not be evaluated in isolation — investors should consider it alongside profitability, growth, and financial strength metrics. Comfort Systems USA's current Net Margin % of 12.93% is 229.8% above the industry median. Use the industry distribution chart on this page to see where any company falls relative to its peers.
What does a high Net Margin % mean?
A high Net Margin % can signal that a stock is expensive relative to its fundamentals. Net margin is the ratio of total net income to net sales. View historical data on Comfort Systems USA and its competitors. For the Construction industry, the median Net Margin % is 3.92 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. Comfort Systems USA's current Net Margin % is 12.93%, which is 148% above median its own 10-year median of 5.22. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Comfort Systems USA stock overvalued right now?
Based on GuruFocus' analysis, Comfort Systems USA (MEX:FIX) is currently considered Significantly Overvalued. The stock's GF Value™ is MXN12,610.29, compared to a current price of MXN35,053.95 — trading 178% above its estimated fair value. The current Net Margin % is 12.93%, which is 148% above median its 10-year median of 5.22 and 229.8% above the Construction industry median of 3.92. Comfort Systems USA's overall GF Score™ is 64/100 with 5 warning signs to review. Investors should evaluate multiple metrics — including profitability, growth, and financial strength — before making a decision.
How is Net Margin % calculated?
Net Margin % is calculated from a company's financial statements. For Comfort Systems USA (MEX:FIX), the current Net Margin % is 12.93% as of Mar. 2026. GuruFocus calculates this using data sourced from SEC filings and annual reports. See the calculation section and 30-year financial data on this page for the full breakdown.
Is Comfort Systems USA (MEX:FIX) Overvalued in 2026?
Based on GuruFocus' analysis, Comfort Systems USA stock appears to be overvalued.
The current stock price of MXN35,053.95 is trading 178% above its estimated GF Value™ of MXN12,610.29.
GuruFocus considers Comfort Systems USA to be Significantly Overvalued.
Key valuation signals for MEX:FIX:
Net Margin %: 12.93% (148% above median its 10-year median of 5.22)
GF Value™: MXN12,610.29 vs. price of MXN35,053.95 (178% above fair value)
Industry Position: 229.8% above the Construction median (#266 of 1766)
No single metric tells the full story. See the MEX:FIX stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.
Comfort Systems USA Inc provides comprehensive mechanical contracting services, including heating, ventilation, & air conditioning, or HVAC; plumbing; piping & controls; construction; and other electrical components. Projects are mainly for commercial, industrial, & institutional buildings, & tend to be geared toward HVAC. Revenue is roughly split between installation services for newly constructed facilities & maintenance services for existing buildings. The company installs & repairs products and systems throughout the United States. It operates in two segments, Mechanical services & Electrical services, the majority is from the Mechanical services segment.
64GF Score
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