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Side-by-side financial comparison of CELESTICA INC (CLS) and MASTEC INC (MTZ). Click either name above to swap in a different company.

CELESTICA INC is the larger business by last-quarter revenue ($4.0B vs $3.9B, roughly 1.0× MASTEC INC). CELESTICA INC runs the higher net margin — 5.2% vs 3.6%, a 1.6% gap on every dollar of revenue. On growth, CELESTICA INC posted the faster year-over-year revenue change (52.8% vs 15.8%). MASTEC INC produced more free cash flow last quarter ($292.5M vs $137.9M). Over the past eight quarters, CELESTICA INC's revenue compounded faster (35.4% CAGR vs 21.1%).

Celestica Inc. is a Canadian multinational design, manufacturing, hardware platform, and supply chain electronics manufacturing services (EMS) company, which is headquartered in Toronto, Ontario. The company operates in 50 sites across 15 countries.

Mastec, Inc. is an American infrastructure engineering and construction company based in Coral Gables, Florida. The company provides engineering, building, installation, maintenance and upgrade of energy, utility and communications infrastructure. Its customers are primarily in the utility, communications and government industries.

CLS vs MTZ — Head-to-Head

Bigger by revenue
CLS
CLS
1.0× larger
CLS
$4.0B
$3.9B
MTZ
Growing faster (revenue YoY)
CLS
CLS
+37.0% gap
CLS
52.8%
15.8%
MTZ
Higher net margin
CLS
CLS
1.6% more per $
CLS
5.2%
3.6%
MTZ
More free cash flow
MTZ
MTZ
$154.6M more FCF
MTZ
$292.5M
$137.9M
CLS
Faster 2-yr revenue CAGR
CLS
CLS
Annualised
CLS
35.4%
21.1%
MTZ

Income Statement — Q1 FY2026 vs Q4 FY2025

Metric
CLS
CLS
MTZ
MTZ
Revenue
$4.0B
$3.9B
Net Profit
$212.3M
$142.7M
Gross Margin
10.8%
Operating Margin
6723.5%
4.4%
Net Margin
5.2%
3.6%
Revenue YoY
52.8%
15.8%
Net Profit YoY
146.3%
90.9%
EPS (diluted)
$1.83
$1.81

Green = leading value per metric. Periods may differ when fiscal calendars don't align.

8-Quarter Revenue & Profit Trend

Side-by-side quarterly history. Quarters aligned by calendar period so offset fiscal years line up.

Revenue
CLS
CLS
MTZ
MTZ
Q1 26
$4.0B
Q4 25
$3.7B
$3.9B
Q3 25
$3.2B
$4.0B
Q2 25
$2.9B
$3.5B
Q1 25
$2.6B
$2.8B
Q4 24
$3.4B
Q3 24
$2.5B
$3.3B
Q2 24
$2.4B
$3.0B
Net Profit
CLS
CLS
MTZ
MTZ
Q1 26
$212.3M
Q4 25
$267.5M
$142.7M
Q3 25
$267.8M
$160.7M
Q2 25
$211.0M
$85.8M
Q1 25
$86.2M
$9.9M
Q4 24
$74.7M
Q3 24
$89.5M
$95.2M
Q2 24
$95.0M
$34.0M
Gross Margin
CLS
CLS
MTZ
MTZ
Q1 26
10.8%
Q4 25
11.8%
Q3 25
13.0%
Q2 25
12.8%
Q1 25
10.3%
Q4 24
Q3 24
10.4%
Q2 24
10.6%
Operating Margin
CLS
CLS
MTZ
MTZ
Q1 26
6723.5%
Q4 25
8.6%
4.4%
Q3 25
10.2%
5.3%
Q2 25
9.4%
3.4%
Q1 25
4.9%
0.3%
Q4 24
2.8%
Q3 24
5.5%
4.2%
Q2 24
5.6%
2.1%
Net Margin
CLS
CLS
MTZ
MTZ
Q1 26
5.2%
Q4 25
7.3%
3.6%
Q3 25
8.4%
4.0%
Q2 25
7.3%
2.4%
Q1 25
3.3%
0.3%
Q4 24
2.2%
Q3 24
3.6%
2.9%
Q2 24
4.0%
1.1%
EPS (diluted)
CLS
CLS
MTZ
MTZ
Q1 26
$1.83
Q4 25
$2.29
$1.81
Q3 25
$2.31
$2.04
Q2 25
$1.82
$1.09
Q1 25
$0.74
$0.13
Q4 24
$0.95
Q3 24
$0.75
$1.21
Q2 24
$0.80
$0.43

Balance Sheet & Financial Strength

Snapshot of each company's liquidity, leverage and book value from the latest quarter.

Metric
CLS
CLS
MTZ
MTZ
Cash + ST InvestmentsLiquidity on hand
$378.0M
$396.0M
Total DebtLower is stronger
$2.2B
Stockholders' EquityBook value
$2.1B
$3.3B
Total Assets
$8260.0B
$9.9B
Debt / EquityLower = less leverage
0.67×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
CLS
CLS
MTZ
MTZ
Q1 26
$378.0M
Q4 25
$595.6M
$396.0M
Q3 25
$305.9M
$231.4M
Q2 25
$313.8M
$191.1M
Q1 25
$303.0M
$345.7M
Q4 24
$399.9M
Q3 24
$181.2M
Q2 24
$297.6M
Total Debt
CLS
CLS
MTZ
MTZ
Q1 26
Q4 25
$750.5M
$2.2B
Q3 25
$756.7M
$2.2B
Q2 25
$848.6M
$2.1B
Q1 25
$915.0M
$2.0B
Q4 24
$2.0B
Q3 24
$2.1B
Q2 24
$2.4B
Stockholders' Equity
CLS
CLS
MTZ
MTZ
Q1 26
$2.1B
Q4 25
$2.2B
$3.3B
Q3 25
$2.0B
$3.1B
Q2 25
$1.8B
$2.9B
Q1 25
$1.6B
$2.9B
Q4 24
$2.9B
Q3 24
$1.8B
$2.8B
Q2 24
$1.8B
$2.7B
Total Assets
CLS
CLS
MTZ
MTZ
Q1 26
$8260.0B
Q4 25
$7.2B
$9.9B
Q3 25
$6.6B
$9.7B
Q2 25
$6.2B
$9.1B
Q1 25
$5.8B
$8.9B
Q4 24
$9.0B
Q3 24
$8.8B
Q2 24
$8.7B
Debt / Equity
CLS
CLS
MTZ
MTZ
Q1 26
Q4 25
0.34×
0.67×
Q3 25
0.37×
0.71×
Q2 25
0.48×
0.71×
Q1 25
0.59×
0.71×
Q4 24
0.70×
Q3 24
0.76×
Q2 24
0.87×

Cash Flow & Capital Efficiency

How much cash each business actually produces after reinvestment. Cash flow is harder to manipulate than net income.

Metric
CLS
CLS
MTZ
MTZ
Operating Cash FlowLast quarter
$356.3M
$372.7M
Free Cash FlowOCF − Capex
$137.9M
$292.5M
FCF MarginFCF / Revenue
3.4%
7.4%
Capex IntensityCapex / Revenue
2.0%
Cash ConversionOCF / Net Profit
1.68×
2.61×
TTM Free Cash FlowTrailing 4 quarters
$502.6M
$285.7M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
CLS
CLS
MTZ
MTZ
Q1 26
$356.3M
Q4 25
$250.6M
$372.7M
Q3 25
$126.2M
$89.0M
Q2 25
$152.4M
$5.6M
Q1 25
$130.3M
$78.4M
Q4 24
$471.7M
Q3 24
$122.8M
$277.7M
Q2 24
$99.6M
$264.4M
Free Cash Flow
CLS
CLS
MTZ
MTZ
Q1 26
$137.9M
Q4 25
$155.9M
$292.5M
Q3 25
$88.9M
$20.3M
Q2 25
$119.9M
$-58.2M
Q1 25
$93.6M
$31.1M
Q4 24
$423.4M
Q3 24
$76.8M
$234.1M
Q2 24
$62.7M
$232.9M
FCF Margin
CLS
CLS
MTZ
MTZ
Q1 26
3.4%
Q4 25
4.3%
7.4%
Q3 25
2.8%
0.5%
Q2 25
4.1%
-1.6%
Q1 25
3.5%
1.1%
Q4 24
12.4%
Q3 24
3.1%
7.2%
Q2 24
2.6%
7.9%
Capex Intensity
CLS
CLS
MTZ
MTZ
Q1 26
Q4 25
2.6%
2.0%
Q3 25
1.2%
1.7%
Q2 25
1.1%
1.8%
Q1 25
1.4%
1.7%
Q4 24
1.4%
Q3 24
1.8%
1.3%
Q2 24
1.5%
1.1%
Cash Conversion
CLS
CLS
MTZ
MTZ
Q1 26
1.68×
Q4 25
0.94×
2.61×
Q3 25
0.47×
0.55×
Q2 25
0.72×
0.07×
Q1 25
1.51×
7.91×
Q4 24
6.31×
Q3 24
1.37×
2.92×
Q2 24
1.05×
7.78×

Financial Flow Comparison

Revenue → gross profit → operating profit → net profit for each company.

Revenue Breakdown by Segment

CLS
CLS

Segment breakdown not available.

MTZ
MTZ

Clean Energy And Infrastructure$1.3B33%
Power Delivery$1.1B28%
Communications$906.7M23%
Pipeline Infrastructure$643.8M16%

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