WallStSmart

IES Holdings Inc (IESC)vsMasTec Inc (MTZ)

VS

Smart Verdict

WallStSmart Research — data-driven comparison

MasTec Inc generates 309% more annual revenue ($14.30B vs $3.49B). IESC leads profitability with a 9.8% profit margin vs 2.8%. IESC trades at a lower P/E of 29.5x. MTZ earns a higher WallStSmart Score of 58/100 (C).

IESC

Buy

57

out of 100

Grade: C

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

MTZ

Buy

58

out of 100

Grade: C

Growth: 8.7Profit: 5.5Value: 5.3Quality: 7.0
Piotroski: 4/9Altman Z: 2.59
IV

Intrinsic Value Comparison

Multi-model valuation · Graham Formula

IESCUndervalued (+34.7%)

Margin of Safety

+34.7%

Fair Value

$787.18

Current Price

$501.27

$285.91 discount

UndervaluedFair: $787.18Overvalued
MTZOvervalued (-7.7%)

Margin of Safety

-7.7%

Fair Value

$246.17

Current Price

$323.55

$77.38 premium

UndervaluedFair: $246.17Overvalued

Key Strengths & Concerns

Side-by-side fundamental analysis

Key Strengths

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

MTZ2 strengths · Avg: 9.0/10
EPS GrowthGrowth
92.8%10/10

Earnings expanding 92.8% YoY

Revenue GrowthGrowth
15.8%8/10

15.8% revenue growth

Areas to Watch

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

MTZ3 concerns · Avg: 3.0/10
PEG RatioValuation
1.964/10

Expensive relative to growth rate

Profit MarginProfitability
2.8%3/10

2.8% margin — thin

P/E RatioValuation
61.3x2/10

Premium valuation, high expectations priced in

Comparative Analysis Report

WallStSmart Research

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.

Bull Case : MTZ

The strongest argument for MTZ centers on EPS Growth, Revenue Growth. Revenue growth of 15.8% demonstrates continued momentum.

Bear Case : IESC

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

Bear Case : MTZ

The primary concerns for MTZ are PEG Ratio, Profit Margin, P/E Ratio. A P/E of 61.3x leaves little room for execution misses. Thin 2.8% margins leave little buffer for downturns.

Key Dynamics to Monitor

MTZ carries more volatility with a beta of 1.89 — expect wider price swings.

IESC is growing revenue faster at 16.2% — sustainability is the question.

MTZ generates stronger free cash flow (214M), providing more financial flexibility.

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

Bottom Line

MTZ scores higher overall (58/100 vs 57/100) and 15.8% revenue growth. IESC offers better value entry with a 34.7% margin of safety. Both earn "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.

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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MasTec Inc

INDUSTRIALS · ENGINEERING & CONSTRUCTION · USA

MasTec, Inc., an infrastructure construction company, provides engineering, construction, installation, maintenance, and upgrade services for communications, energy, utilities, and other infrastructure primarily in the United States and Canada. The company is headquartered in Coral Gables, Florida.

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