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Side-by-side financial comparison of Certara, Inc. (CERT) and Willdan Group, Inc. (WLDN). Click either name above to swap in a different company.

Willdan Group, Inc. is the larger business by last-quarter revenue ($182.0M vs $103.6M, roughly 1.8× Certara, Inc.). Willdan Group, Inc. runs the higher net margin — 7.5% vs -5.7%, a 13.2% gap on every dollar of revenue. On growth, Willdan Group, Inc. posted the faster year-over-year revenue change (15.0% vs 3.3%). Certara, Inc. produced more free cash flow last quarter ($27.8M vs $9.8M). Over the past eight quarters, Willdan Group, Inc.'s revenue compounded faster (8.1% CAGR vs 3.6%).

Certara is a global leader in biopharmaceutical software and consulting services, specializing in modeling, simulation, and regulatory science solutions. It serves pharmaceutical companies, biotech firms and healthcare stakeholders across all drug development stages, helping accelerate new therapy launches, lower R&D risks and cut overall development costs.

Willdan Group, Inc. (Willdan) is an American publicly traded company selling professional technical and consulting services to public and private utilities, public agencies at all levels of government, and commercial and industrial firms. The company operates offices in more than a dozen states, with its key operations in California and New York.

CERT vs WLDN — Head-to-Head

Bigger by revenue
WLDN
WLDN
1.8× larger
WLDN
$182.0M
$103.6M
CERT
Growing faster (revenue YoY)
WLDN
WLDN
+11.7% gap
WLDN
15.0%
3.3%
CERT
Higher net margin
WLDN
WLDN
13.2% more per $
WLDN
7.5%
-5.7%
CERT
More free cash flow
CERT
CERT
$18.0M more FCF
CERT
$27.8M
$9.8M
WLDN
Faster 2-yr revenue CAGR
WLDN
WLDN
Annualised
WLDN
8.1%
3.6%
CERT

Income Statement — Q4 FY2025 vs Q3 FY2025

Metric
CERT
CERT
WLDN
WLDN
Revenue
$103.6M
$182.0M
Net Profit
$-5.9M
$13.7M
Gross Margin
36.9%
Operating Margin
0.8%
8.2%
Net Margin
-5.7%
7.5%
Revenue YoY
3.3%
15.0%
Net Profit YoY
-189.6%
86.8%
EPS (diluted)
$-0.04
$0.90

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
CERT
CERT
WLDN
WLDN
Q4 25
$103.6M
$182.0M
Q3 25
$104.6M
$173.5M
Q2 25
$104.6M
$152.4M
Q1 25
$106.0M
Q4 24
$100.4M
$144.1M
Q3 24
$94.8M
$158.3M
Q2 24
$93.3M
$141.0M
Q1 24
$96.7M
$122.5M
Net Profit
CERT
CERT
WLDN
WLDN
Q4 25
$-5.9M
$13.7M
Q3 25
$1.5M
$15.4M
Q2 25
$-2.0M
$4.7M
Q1 25
$4.7M
Q4 24
$6.6M
$7.7M
Q3 24
$-1.4M
$7.3M
Q2 24
$-12.6M
$4.6M
Q1 24
$-4.7M
$2.9M
Gross Margin
CERT
CERT
WLDN
WLDN
Q4 25
36.9%
Q3 25
39.4%
Q2 25
37.8%
Q1 25
Q4 24
38.1%
Q3 24
32.6%
Q2 24
34.6%
Q1 24
38.7%
Operating Margin
CERT
CERT
WLDN
WLDN
Q4 25
0.8%
8.2%
Q3 25
2.9%
6.8%
Q2 25
9.1%
4.6%
Q1 25
7.2%
Q4 24
6.0%
7.5%
Q3 24
2.7%
5.5%
Q2 24
-9.7%
4.6%
Q1 24
-1.3%
4.4%
Net Margin
CERT
CERT
WLDN
WLDN
Q4 25
-5.7%
7.5%
Q3 25
1.5%
8.9%
Q2 25
-1.9%
3.1%
Q1 25
4.5%
Q4 24
6.6%
5.3%
Q3 24
-1.4%
4.6%
Q2 24
-13.5%
3.3%
Q1 24
-4.8%
2.4%
EPS (diluted)
CERT
CERT
WLDN
WLDN
Q4 25
$-0.04
$0.90
Q3 25
$0.01
$1.03
Q2 25
$-0.01
$0.32
Q1 25
$0.03
Q4 24
$0.04
$0.53
Q3 24
$-0.01
$0.51
Q2 24
$-0.08
$0.33
Q1 24
$-0.03
$0.21

Balance Sheet & Financial Strength

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

Metric
CERT
CERT
WLDN
WLDN
Cash + ST InvestmentsLiquidity on hand
$189.4M
$33.1M
Total DebtLower is stronger
$293.1M
$49.1M
Stockholders' EquityBook value
$1.1B
$283.1M
Total Assets
$1.6B
$507.9M
Debt / EquityLower = less leverage
0.28×
0.17×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
CERT
CERT
WLDN
WLDN
Q4 25
$189.4M
$33.1M
Q3 25
$172.7M
$32.3M
Q2 25
$162.3M
$38.4M
Q1 25
$179.1M
Q4 24
$179.2M
$74.2M
Q3 24
$233.0M
$53.1M
Q2 24
$224.6M
$44.3M
Q1 24
$224.8M
$46.9M
Total Debt
CERT
CERT
WLDN
WLDN
Q4 25
$293.1M
$49.1M
Q3 25
$293.5M
$59.7M
Q2 25
$294.2M
$86.9M
Q1 25
$294.8M
Q4 24
$295.4M
$89.5M
Q3 24
$296.1M
$91.9M
Q2 24
$296.7M
$93.7M
Q1 24
$290.8M
$95.5M
Stockholders' Equity
CERT
CERT
WLDN
WLDN
Q4 25
$1.1B
$283.1M
Q3 25
$1.1B
$265.9M
Q2 25
$1.1B
$245.5M
Q1 25
$1.1B
Q4 24
$1.1B
$234.3M
Q3 24
$1.1B
$224.0M
Q2 24
$1.0B
$213.0M
Q1 24
$1.1B
$205.5M
Total Assets
CERT
CERT
WLDN
WLDN
Q4 25
$1.6B
$507.9M
Q3 25
$1.5B
$484.9M
Q2 25
$1.5B
$471.2M
Q1 25
$1.6B
Q4 24
$1.6B
$464.9M
Q3 24
$1.5B
$447.3M
Q2 24
$1.5B
$421.3M
Q1 24
$1.5B
$407.9M
Debt / Equity
CERT
CERT
WLDN
WLDN
Q4 25
0.28×
0.17×
Q3 25
0.28×
0.22×
Q2 25
0.27×
0.35×
Q1 25
0.27×
Q4 24
0.28×
0.38×
Q3 24
0.28×
0.41×
Q2 24
0.28×
0.44×
Q1 24
0.28×
0.46×

Cash Flow & Capital Efficiency

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

Metric
CERT
CERT
WLDN
WLDN
Operating Cash FlowLast quarter
$28.8M
$12.2M
Free Cash FlowOCF − Capex
$27.8M
$9.8M
FCF MarginFCF / Revenue
26.8%
5.4%
Capex IntensityCapex / Revenue
1.0%
1.3%
Cash ConversionOCF / Net Profit
0.89×
TTM Free Cash FlowTrailing 4 quarters
$94.4M
$65.1M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
CERT
CERT
WLDN
WLDN
Q4 25
$28.8M
$12.2M
Q3 25
$32.3M
$25.4M
Q2 25
$17.8M
$3.3M
Q1 25
$17.4M
Q4 24
$49.4M
$33.5M
Q3 24
$17.0M
$10.8M
Q2 24
$9.8M
$889.0K
Q1 24
$4.3M
$26.9M
Free Cash Flow
CERT
CERT
WLDN
WLDN
Q4 25
$27.8M
$9.8M
Q3 25
$32.1M
$23.2M
Q2 25
$17.8M
$1.0M
Q1 25
$16.8M
Q4 24
$49.0M
$31.1M
Q3 24
$16.8M
$8.8M
Q2 24
$9.4M
$-1.3M
Q1 24
$3.7M
$25.0M
FCF Margin
CERT
CERT
WLDN
WLDN
Q4 25
26.8%
5.4%
Q3 25
30.7%
13.4%
Q2 25
17.0%
0.7%
Q1 25
15.8%
Q4 24
48.8%
21.6%
Q3 24
17.7%
5.6%
Q2 24
10.1%
-0.9%
Q1 24
3.8%
20.4%
Capex Intensity
CERT
CERT
WLDN
WLDN
Q4 25
1.0%
1.3%
Q3 25
0.2%
1.3%
Q2 25
0.1%
1.5%
Q1 25
0.6%
Q4 24
0.4%
1.6%
Q3 24
0.2%
1.2%
Q2 24
0.5%
1.5%
Q1 24
0.6%
1.6%
Cash Conversion
CERT
CERT
WLDN
WLDN
Q4 25
0.89×
Q3 25
21.19×
1.65×
Q2 25
0.71×
Q1 25
3.66×
Q4 24
7.51×
4.35×
Q3 24
1.47×
Q2 24
0.19×
Q1 24
9.16×

Financial Flow Comparison

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

Revenue Breakdown by Segment

CERT
CERT

Segment breakdown not available.

WLDN
WLDN

Public Utility$74.2M41%
Governments$64.6M35%
Engineering Consulting Services$27.3M15%
Commercial$15.9M9%
Alternative Power Generation Inc$4.8M3%

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