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Side-by-side financial comparison of Diversified Energy Co (DEC) and TETRA TECH INC (TTEK). Click either name above to swap in a different company.

TETRA TECH INC is the larger business by last-quarter revenue ($1.2B vs $666.5M, roughly 1.8× Diversified Energy Co). Diversified Energy Co runs the higher net margin — 29.3% vs 7.7%, a 21.6% gap on every dollar of revenue.

DTE Energy is a Detroit-based diversified energy company involved in the development and management of energy-related businesses and services in the United States and Canada. Its operating units include an electric utility serving 2.2 million customers and a natural gas utility serving 1.3 million customers in Michigan.

Tetra Tech, Inc. is an American consulting and engineering services firm based in Pasadena, California. The company provides consulting, engineering, program management, and construction management services in the areas of water, environment, infrastructure, resource management, energy, and international development.

DEC vs TTEK — Head-to-Head

Bigger by revenue
TTEK
TTEK
1.8× larger
TTEK
$1.2B
$666.5M
DEC
Higher net margin
DEC
DEC
21.6% more per $
DEC
29.3%
7.7%
TTEK

Income Statement — Q4 FY2025 vs Q2 FY2026

Metric
DEC
DEC
TTEK
TTEK
Revenue
$666.5M
$1.2B
Net Profit
$195.5M
$93.8M
Gross Margin
17.5%
Operating Margin
37.6%
10.8%
Net Margin
29.3%
7.7%
Revenue YoY
-7.7%
Net Profit YoY
-52.9%
EPS (diluted)
$0.36

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
DEC
DEC
TTEK
TTEK
Q2 26
$1.2B
Q4 25
$666.5M
$1.2B
Q3 25
$499.8M
$1.3B
Q2 25
$600.3M
$1.4B
Q1 25
$1.3B
Q4 24
$1.4B
Q3 24
$1.4B
Net Profit
DEC
DEC
TTEK
TTEK
Q2 26
$93.8M
Q4 25
$195.5M
$105.2M
Q3 25
$171.1M
$127.9M
Q2 25
$297.7M
$113.8M
Q1 25
$5.4M
Q4 24
$778.0K
Q3 24
$96.2M
Gross Margin
DEC
DEC
TTEK
TTEK
Q2 26
17.5%
Q4 25
18.2%
Q3 25
20.6%
Q2 25
44.7%
18.4%
Q1 25
16.2%
Q4 24
15.6%
Q3 24
17.8%
Operating Margin
DEC
DEC
TTEK
TTEK
Q2 26
10.8%
Q4 25
37.6%
11.6%
Q3 25
36.2%
13.6%
Q2 25
48.5%
12.0%
Q1 25
3.0%
Q4 24
1.6%
Q3 24
10.4%
Net Margin
DEC
DEC
TTEK
TTEK
Q2 26
7.7%
Q4 25
29.3%
8.7%
Q3 25
34.2%
9.6%
Q2 25
49.6%
8.3%
Q1 25
0.4%
Q4 24
0.1%
Q3 24
7.0%
EPS (diluted)
DEC
DEC
TTEK
TTEK
Q2 26
$0.36
Q4 25
$0.40
Q3 25
$2.14
$0.48
Q2 25
$3.67
$0.43
Q1 25
$0.02
Q4 24
$0.00
Q3 24
$-3.18

Balance Sheet & Financial Strength

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

Metric
DEC
DEC
TTEK
TTEK
Cash + ST InvestmentsLiquidity on hand
$29.7M
$223.6M
Total DebtLower is stronger
$2.7B
$880.2M
Stockholders' EquityBook value
$984.1M
$1.9B
Total Assets
$6.2B
$4.4B
Debt / EquityLower = less leverage
2.76×
0.47×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
DEC
DEC
TTEK
TTEK
Q2 26
$223.6M
Q4 25
$29.7M
$269.4M
Q3 25
$167.5M
Q2 25
$23.7M
$242.8M
Q1 25
$179.4M
Q4 24
$248.1M
Q3 24
$232.7M
Total Debt
DEC
DEC
TTEK
TTEK
Q2 26
$880.2M
Q4 25
$2.7B
$837.1M
Q3 25
$766.4M
Q2 25
Q1 25
$1.0B
Q4 24
$888.5M
Q3 24
$812.6M
Stockholders' Equity
DEC
DEC
TTEK
TTEK
Q2 26
$1.9B
Q4 25
$984.1M
$1.8B
Q3 25
$1.8B
Q2 25
$727.7M
$1.7B
Q1 25
$1.6B
Q4 24
$1.7B
Q3 24
$1.8B
Total Assets
DEC
DEC
TTEK
TTEK
Q2 26
$4.4B
Q4 25
$6.2B
$4.3B
Q3 25
$4.3B
Q2 25
$5.7B
$4.4B
Q1 25
$4.2B
Q4 24
$4.2B
Q3 24
$4.2B
Debt / Equity
DEC
DEC
TTEK
TTEK
Q2 26
0.47×
Q4 25
2.76×
0.45×
Q3 25
0.43×
Q2 25
Q1 25
0.64×
Q4 24
0.53×
Q3 24
0.44×

Cash Flow & Capital Efficiency

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

Metric
DEC
DEC
TTEK
TTEK
Operating Cash FlowLast quarter
$464.6M
$237.6M
Free Cash FlowOCF − Capex
$280.0M
FCF MarginFCF / Revenue
42.0%
Capex IntensityCapex / Revenue
27.7%
Cash ConversionOCF / Net Profit
2.38×
2.53×
TTM Free Cash FlowTrailing 4 quarters

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
DEC
DEC
TTEK
TTEK
Q2 26
$237.6M
Q4 25
$464.6M
$72.3M
Q3 25
$100.8M
Q2 25
$264.1M
$349.6M
Q1 25
$-5.8M
Q4 24
$13.1M
Q3 24
$105.6M
Free Cash Flow
DEC
DEC
TTEK
TTEK
Q2 26
Q4 25
$280.0M
$68.1M
Q3 25
$95.6M
Q2 25
$345.6M
Q1 25
$-11.8M
Q4 24
$9.6M
Q3 24
$98.8M
FCF Margin
DEC
DEC
TTEK
TTEK
Q2 26
Q4 25
42.0%
5.6%
Q3 25
7.2%
Q2 25
25.2%
Q1 25
-0.9%
Q4 24
0.7%
Q3 24
7.2%
Capex Intensity
DEC
DEC
TTEK
TTEK
Q2 26
Q4 25
27.7%
0.3%
Q3 25
0.4%
Q2 25
0.3%
Q1 25
0.4%
Q4 24
0.2%
Q3 24
0.5%
Cash Conversion
DEC
DEC
TTEK
TTEK
Q2 26
2.53×
Q4 25
2.38×
0.69×
Q3 25
0.79×
Q2 25
0.89×
3.07×
Q1 25
-1.08×
Q4 24
16.79×
Q3 24
1.10×

Financial Flow Comparison

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

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