Comfort Systems USA has the GF Score of 64, which implies that the company
might have
Poor future performance potential.
The GF Score is a stock performance ranking system developed by GuruFocus using five aspects of valuation, which has been found to be closely correlated to the long-term performances of stocks by backtesting from 2006 to 2021. The stocks with a higher GF Score generally generate higher returns than those with lower GF Scores. Therefore, when picking stocks, investors should invest in companies with high GF Scores. The GF Score ranges from 0 to 100, with 100 as the highest rank.
GF Score takes following five key aspects into consideration:
Each one of these components is ranked and the ranks also have positive correlation with the long term performances of stocks. The GF score is calculated using the five key aspects of analysis. Through backtesting, we know that each of these key aspects has a different impact on the stock price performance. Thus, they are weighted differently when calculating the total score. The Profitability Rank and the Growth Rank are weighted fully, while other parameters have less weight.
Based on research and backtesting result, GuruFocus believes Comfort Systems USA
might have
Poor future performance potential.
Please click GF Score to see more details on the GF Score's 5 Key Aspects of Analysis.
Comfort Systems USA (MEX:FIX) GF Score Explanation
Based on the historical long-term performances among five valuation aspects, the GF Score is found to be closely correlated to the long-term performances of stocks. It ranges from 0 to 100, with 100 as the highest. GuruFocus divided GF Score into following 5 categories:
GF Score
Performance Potential and All-in-One Screener Examples (1)
(1) These are some simple examples. You can access our GF Score filter under All-in-One Screener’s Fundamental tab.
Comfort Systems USA GF Score Related Terms
MEX:FIX vs EME, MTZ, STRL: GF Score Comparison
For the Engineering & Construction subindustry, Comfort Systems USA's GF Score, along with its competitors' market caps and GF Score 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 GF Score vs Construction Industry
For the Construction industry and Industrials sector, Comfort Systems USA's GF Score distribution charts can be found below:
* The bar in red indicates where Comfort Systems USA's GF Score falls into.
Comfort Systems USA (MEX:FIX) has a GF Score of 64 as of Jun. 27, 2026. GF Score is a stock performance ranking system developed by GuruFocus using five aspects of valuation. View historical data on Comfort Systems USA and its competitors. This is near median its historical median of 62.00. Over the past decade, Comfort Systems USA's GF Score has ranged from 60.00 to 65.00.
Is Comfort Systems USA's GF Score too high?
Comfort Systems USA's current GF Score of 64 is near median its 10-year median of 62.00. Over the past 10 years, this metric has ranged from a low of 60.00 to a high of 65.00. 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 GF Score compare to EME and MTZ?
Comfort Systems USA's GF Score of 64 can be compared against companies in the Construction industry. Historically, Comfort Systems USA's own GF Score has ranged from 60.00 to 65.00 over the past decade. See the competitive comparison table and distribution chart on this page for a detailed peer-by-peer breakdown.
What is a good GF Score for a Construction company?
A good GF Score depends on the Construction industry context. However, GF Score should not be evaluated in isolation — investors should consider it alongside profitability, growth, and financial strength metrics. Use the industry distribution chart on this page to see where any company falls relative to its peers.
What does a high GF Score mean?
A high GF Score can signal that a stock is expensive relative to its fundamentals. GF Score is a stock performance ranking system developed by GuruFocus using five aspects of valuation. View historical data on Comfort Systems USA and its competitors. Comfort Systems USA's current GF Score is 64, which is near median its own 10-year median of 62.00. 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 GF Score is 64, which is near median its 10-year median of 62.00. 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 GF Score calculated?
GF Score is calculated from a company's financial statements. For Comfort Systems USA (MEX:FIX), the current GF Score is 64 as of Jun. 27, 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:
GF Score: 64 (near median its 10-year median of 62.00)
GF Value™: MXN12,610.29 vs. price of MXN35,053.95 (178% above fair value)
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
Get the complete analysis for MEX:FIX
GF Score is just one metric. See GF Value™, 30-year financials, guru trades, warning signs, and more.
Quick Browse
Personalize
Premium Gurus 
Create New Portfolio
MEX:FIX has been successfully added to your 