WallStSmart

Comfort Systems USA Inc (FIX)vsIES Holdings Inc (IESC)

VS

Smart Verdict

WallStSmart Research — data-driven comparison

Comfort Systems USA Inc generates 161% more annual revenue ($9.10B vs $3.49B). FIX leads profitability with a 11.2% profit margin vs 9.8%. IESC trades at a lower P/E of 29.5x. FIX earns a higher WallStSmart Score of 72/100 (B).

FIX

Strong Buy

72

out of 100

Grade: B

Growth: 10.0Profit: 8.0Value: 6.0Quality: 6.3
Piotroski: 4/9Altman Z: 3.72

IESC

Buy

57

out of 100

Grade: C

Growth: 8.7Profit: 8.0Value: 8.3Quality: 8.0
Piotroski: 5/9Altman Z: 4.73
IV

Intrinsic Value Comparison

Multi-model valuation · Graham Formula

FIXUndervalued (+1.2%)

Margin of Safety

+1.2%

Fair Value

$1354.39

Current Price

$1470.64

$116.25 discount

UndervaluedFair: $1354.39Overvalued
IESCUndervalued (+34.7%)

Margin of Safety

+34.7%

Fair Value

$787.18

Current Price

$501.27

$285.91 discount

UndervaluedFair: $787.18Overvalued

Key Strengths & Concerns

Side-by-side fundamental analysis

Key Strengths

FIX5 strengths · Avg: 9.8/10
Return on EquityProfitability
49.2%10/10

Every $100 of equity generates 49 in profit

Revenue GrowthGrowth
41.7%10/10

Revenue surging 41.7% year-over-year

EPS GrowthGrowth
129.5%10/10

Earnings expanding 129.5% YoY

Altman Z-ScoreHealth
3.7210/10

Safe zone — low bankruptcy risk

Market CapQuality
$51.55B9/10

Large-cap with strong market position

IESC5 strengths · Avg: 9.4/10
Return on EquityProfitability
41.7%10/10

Every $100 of equity generates 42 in profit

EPS GrowthGrowth
65.8%10/10

Earnings expanding 65.8% YoY

Altman Z-ScoreHealth
4.7310/10

Safe zone — low bankruptcy risk

Debt/EquityHealth
0.149/10

Conservative balance sheet, low leverage

Revenue GrowthGrowth
16.2%8/10

16.2% revenue growth

Areas to Watch

FIX2 concerns · Avg: 2.0/10
P/E RatioValuation
50.5x2/10

Premium valuation, high expectations priced in

Price/BookValuation
21.1x2/10

Trading at 21.1x book value

IESC2 concerns · Avg: 4.0/10
P/E RatioValuation
29.5x4/10

Moderate valuation

Price/BookValuation
10.4x4/10

Trading at 10.4x book value

Comparative Analysis Report

WallStSmart Research

Bull Case : FIX

The strongest argument for FIX centers on Return on Equity, Revenue Growth, EPS Growth. Revenue growth of 41.7% demonstrates continued momentum. PEG of 1.44 suggests the stock is reasonably priced for its growth.

Bull Case : IESC

The strongest argument for IESC centers on Return on Equity, EPS Growth, Altman Z-Score. Revenue growth of 16.2% demonstrates continued momentum.

Bear Case : FIX

The primary concerns for FIX are P/E Ratio, Price/Book. A P/E of 50.5x leaves little room for execution misses.

Bear Case : IESC

The primary concerns for IESC are P/E Ratio, Price/Book.

Key Dynamics to Monitor

IESC carries more volatility with a beta of 1.68 — expect wider price swings.

FIX is growing revenue faster at 41.7% — sustainability is the question.

FIX generates stronger free cash flow (402M), providing more financial flexibility.

Monitor ENGINEERING & CONSTRUCTION industry trends, competitive dynamics, and regulatory changes.

Bottom Line

FIX scores higher overall (72/100 vs 57/100) and 41.7% revenue growth. IESC offers better value entry with a 34.7% margin of safety. Both earn "Strong Buy" and "Buy" ratings respectively — the choice depends on your investment horizon and risk tolerance.

This analysis is generated from publicly available financial data. Not financial advice.

Comfort Systems USA Inc

INDUSTRIALS · ENGINEERING & CONSTRUCTION · USA

Comfort Systems USA, Inc. provides mechanical and electrical installation, renovation, maintenance, repair and replacement services for the mechanical and electrical service industry in the United States. The company is headquartered in Houston, Texas.

IES Holdings Inc

INDUSTRIALS · ENGINEERING & CONSTRUCTION · USA

IES Holdings, Inc. designs and installs integrated electrical and technology systems and provides infrastructure products and services in the United States. The company is headquartered in Houston, Texas.

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