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Side-by-side financial comparison of Perimeter Solutions, Inc. (PRM) 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 $102.8M, roughly 1.8× Perimeter Solutions, Inc.). Willdan Group, Inc. runs the higher net margin — 7.5% vs -136.5%, a 144.0% gap on every dollar of revenue. On growth, Perimeter Solutions, Inc. posted the faster year-over-year revenue change (19.2% vs 15.0%). Perimeter Solutions, Inc. produced more free cash flow last quarter ($11.6M vs $9.8M). Over the past eight quarters, Perimeter Solutions, Inc.'s revenue compounded faster (31.9% CAGR vs 8.1%).

Perimeter 81 is an Israeli cloud and network security company that develops secure remote networks, based on the zero trust architecture, for organizations. Its technology replaces legacy security appliances like VPNs and firewalls.

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.

PRM vs WLDN — Head-to-Head

Bigger by revenue
WLDN
WLDN
1.8× larger
WLDN
$182.0M
$102.8M
PRM
Growing faster (revenue YoY)
PRM
PRM
+4.1% gap
PRM
19.2%
15.0%
WLDN
Higher net margin
WLDN
WLDN
144.0% more per $
WLDN
7.5%
-136.5%
PRM
More free cash flow
PRM
PRM
$1.8M more FCF
PRM
$11.6M
$9.8M
WLDN
Faster 2-yr revenue CAGR
PRM
PRM
Annualised
PRM
31.9%
8.1%
WLDN

Income Statement — Q4 FY2025 vs Q3 FY2025

Metric
PRM
PRM
WLDN
WLDN
Revenue
$102.8M
$182.0M
Net Profit
$-140.2M
$13.7M
Gross Margin
45.2%
36.9%
Operating Margin
-160.7%
8.2%
Net Margin
-136.5%
7.5%
Revenue YoY
19.2%
15.0%
Net Profit YoY
-197.3%
86.8%
EPS (diluted)
$-0.89
$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
PRM
PRM
WLDN
WLDN
Q4 25
$102.8M
$182.0M
Q3 25
$315.4M
$173.5M
Q2 25
$162.6M
$152.4M
Q1 25
$72.0M
Q4 24
$86.2M
$144.1M
Q3 24
$288.4M
$158.3M
Q2 24
$127.3M
$141.0M
Q1 24
$59.0M
$122.5M
Net Profit
PRM
PRM
WLDN
WLDN
Q4 25
$-140.2M
$13.7M
Q3 25
$-90.7M
$15.4M
Q2 25
$-32.2M
$4.7M
Q1 25
$56.7M
Q4 24
$144.2M
$7.7M
Q3 24
$-89.2M
$7.3M
Q2 24
$21.6M
$4.6M
Q1 24
$-82.6M
$2.9M
Gross Margin
PRM
PRM
WLDN
WLDN
Q4 25
45.2%
36.9%
Q3 25
63.1%
39.4%
Q2 25
62.4%
37.8%
Q1 25
39.1%
Q4 24
48.6%
38.1%
Q3 24
62.8%
32.6%
Q2 24
57.6%
34.6%
Q1 24
35.1%
38.7%
Operating Margin
PRM
PRM
WLDN
WLDN
Q4 25
-160.7%
8.2%
Q3 25
-27.7%
6.8%
Q2 25
-16.1%
4.6%
Q1 25
Q4 24
71.1%
7.5%
Q3 24
-12.2%
5.5%
Q2 24
35.4%
4.6%
Q1 24
-126.8%
4.4%
Net Margin
PRM
PRM
WLDN
WLDN
Q4 25
-136.5%
7.5%
Q3 25
-28.7%
8.9%
Q2 25
-19.8%
3.1%
Q1 25
78.7%
Q4 24
167.2%
5.3%
Q3 24
-30.9%
4.6%
Q2 24
17.0%
3.3%
Q1 24
-139.8%
2.4%
EPS (diluted)
PRM
PRM
WLDN
WLDN
Q4 25
$-0.89
$0.90
Q3 25
$-0.62
$1.03
Q2 25
$-0.22
$0.32
Q1 25
$0.36
Q4 24
$1.00
$0.53
Q3 24
$-0.61
$0.51
Q2 24
$0.14
$0.33
Q1 24
$-0.57
$0.21

Balance Sheet & Financial Strength

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

Metric
PRM
PRM
WLDN
WLDN
Cash + ST InvestmentsLiquidity on hand
$325.9M
$33.1M
Total DebtLower is stronger
$669.1M
$49.1M
Stockholders' EquityBook value
$1.1B
$283.1M
Total Assets
$2.7B
$507.9M
Debt / EquityLower = less leverage
0.59×
0.17×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
PRM
PRM
WLDN
WLDN
Q4 25
$325.9M
$33.1M
Q3 25
$340.6M
$32.3M
Q2 25
$140.7M
$38.4M
Q1 25
$200.1M
Q4 24
$198.5M
$74.2M
Q3 24
$223.1M
$53.1M
Q2 24
$43.2M
$44.3M
Q1 24
$38.7M
$46.9M
Total Debt
PRM
PRM
WLDN
WLDN
Q4 25
$669.1M
$49.1M
Q3 25
$668.8M
$59.7M
Q2 25
$668.4M
$86.9M
Q1 25
$668.1M
Q4 24
$667.8M
$89.5M
Q3 24
$667.4M
$91.9M
Q2 24
$667.1M
$93.7M
Q1 24
$666.8M
$95.5M
Stockholders' Equity
PRM
PRM
WLDN
WLDN
Q4 25
$1.1B
$283.1M
Q3 25
$1.1B
$265.9M
Q2 25
$1.2B
$245.5M
Q1 25
$1.2B
Q4 24
$1.2B
$234.3M
Q3 24
$1.0B
$224.0M
Q2 24
$1.1B
$213.0M
Q1 24
$1.1B
$205.5M
Total Assets
PRM
PRM
WLDN
WLDN
Q4 25
$2.7B
$507.9M
Q3 25
$2.6B
$484.9M
Q2 25
$2.5B
$471.2M
Q1 25
$2.4B
Q4 24
$2.4B
$464.9M
Q3 24
$2.5B
$447.3M
Q2 24
$2.3B
$421.3M
Q1 24
$2.3B
$407.9M
Debt / Equity
PRM
PRM
WLDN
WLDN
Q4 25
0.59×
0.17×
Q3 25
0.60×
0.22×
Q2 25
0.57×
0.35×
Q1 25
0.55×
Q4 24
0.58×
0.38×
Q3 24
0.67×
0.41×
Q2 24
0.62×
0.44×
Q1 24
0.63×
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
PRM
PRM
WLDN
WLDN
Operating Cash FlowLast quarter
$18.6M
$12.2M
Free Cash FlowOCF − Capex
$11.6M
$9.8M
FCF MarginFCF / Revenue
11.3%
5.4%
Capex IntensityCapex / Revenue
6.8%
1.3%
Cash ConversionOCF / Net Profit
0.89×
TTM Free Cash FlowTrailing 4 quarters
$208.6M
$65.1M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
PRM
PRM
WLDN
WLDN
Q4 25
$18.6M
$12.2M
Q3 25
$198.7M
$25.4M
Q2 25
$-2.9M
$3.3M
Q1 25
$23.7M
Q4 24
$-6.0M
$33.5M
Q3 24
$183.0M
$10.8M
Q2 24
$8.6M
$889.0K
Q1 24
$2.8M
$26.9M
Free Cash Flow
PRM
PRM
WLDN
WLDN
Q4 25
$11.6M
$9.8M
Q3 25
$193.6M
$23.2M
Q2 25
$-15.6M
$1.0M
Q1 25
$18.9M
Q4 24
$-12.4M
$31.1M
Q3 24
$179.1M
$8.8M
Q2 24
$5.0M
$-1.3M
Q1 24
$1.2M
$25.0M
FCF Margin
PRM
PRM
WLDN
WLDN
Q4 25
11.3%
5.4%
Q3 25
61.4%
13.4%
Q2 25
-9.6%
0.7%
Q1 25
26.3%
Q4 24
-14.4%
21.6%
Q3 24
62.1%
5.6%
Q2 24
3.9%
-0.9%
Q1 24
2.1%
20.4%
Capex Intensity
PRM
PRM
WLDN
WLDN
Q4 25
6.8%
1.3%
Q3 25
1.6%
1.3%
Q2 25
7.8%
1.5%
Q1 25
6.7%
Q4 24
7.5%
1.6%
Q3 24
1.3%
1.2%
Q2 24
2.9%
1.5%
Q1 24
2.6%
1.6%
Cash Conversion
PRM
PRM
WLDN
WLDN
Q4 25
0.89×
Q3 25
1.65×
Q2 25
0.71×
Q1 25
0.42×
Q4 24
-0.04×
4.35×
Q3 24
1.47×
Q2 24
0.40×
0.19×
Q1 24
9.16×

Financial Flow Comparison

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

Revenue Breakdown by Segment

PRM
PRM

Products$87.7M85%
Service And Other$14.8M14%

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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