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Side-by-side financial comparison of Brookfield Business Corp (BBUC) and Iron Mountain (IRM). Click either name above to swap in a different company.

Brookfield Business Corp is the larger business by last-quarter revenue ($1.9B vs $1.8B, roughly 1.0× Iron Mountain). Iron Mountain runs the higher net margin — 5.1% vs -1.2%, a 6.3% gap on every dollar of revenue. On growth, Iron Mountain posted the faster year-over-year revenue change (16.6% vs -3.6%).

Brookfield Business Partners L.P. is a publicly traded limited partnership and the primary public vehicle through which Brookfield Corporation, its parent company, owns and operates the business services and industrial operations of its private equity group. It was formed through a spin-off from Brookfield Asset Management in June 2016.

Iron Mountain Inc. is an American enterprise information management services company founded in 1951 and headquartered in Portsmouth, New Hampshire. Its records management, information destruction, and data backup and recovery services are supplied to more than 220,000 customers in 58 countries throughout North America, Europe, Latin America, Africa, Asia, and Oceania.

BBUC vs IRM — Head-to-Head

Bigger by revenue
BBUC
BBUC
1.0× larger
BBUC
$1.9B
$1.8B
IRM
Growing faster (revenue YoY)
IRM
IRM
+20.1% gap
IRM
16.6%
-3.6%
BBUC
Higher net margin
IRM
IRM
6.3% more per $
IRM
5.1%
-1.2%
BBUC

Income Statement — Q2 FY2025 vs Q4 FY2025

Metric
BBUC
BBUC
IRM
IRM
Revenue
$1.9B
$1.8B
Net Profit
$-23.0M
$93.1M
Gross Margin
Operating Margin
18.5%
Net Margin
-1.2%
5.1%
Revenue YoY
-3.6%
16.6%
Net Profit YoY
-157.5%
-11.9%
EPS (diluted)
$0.31

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
BBUC
BBUC
IRM
IRM
Q4 25
$1.8B
Q3 25
$1.8B
Q2 25
$1.9B
$1.7B
Q1 25
$1.6B
Q4 24
$1.6B
Q3 24
$1.6B
Q2 24
$1.9B
$1.5B
Q1 24
$1.5B
Net Profit
BBUC
BBUC
IRM
IRM
Q4 25
$93.1M
Q3 25
$86.2M
Q2 25
$-23.0M
$-43.3M
Q1 25
$16.2M
Q4 24
$105.7M
Q3 24
$-33.7M
Q2 24
$40.0M
$34.6M
Q1 24
$77.0M
Operating Margin
BBUC
BBUC
IRM
IRM
Q4 25
18.5%
Q3 25
17.6%
Q2 25
15.2%
Q1 25
16.0%
Q4 24
17.9%
Q3 24
16.1%
Q2 24
15.0%
Q1 24
16.6%
Net Margin
BBUC
BBUC
IRM
IRM
Q4 25
5.1%
Q3 25
4.9%
Q2 25
-1.2%
-2.5%
Q1 25
1.0%
Q4 24
6.7%
Q3 24
-2.2%
Q2 24
2.1%
2.3%
Q1 24
5.2%
EPS (diluted)
BBUC
BBUC
IRM
IRM
Q4 25
$0.31
Q3 25
$0.28
Q2 25
$-0.15
Q1 25
$0.05
Q4 24
$0.35
Q3 24
$-0.11
Q2 24
$0.12
Q1 24
$0.25

Balance Sheet & Financial Strength

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

Metric
BBUC
BBUC
IRM
IRM
Cash + ST InvestmentsLiquidity on hand
$613.0M
$158.5M
Total DebtLower is stronger
$16.2B
Stockholders' EquityBook value
$2.6B
$-981.0M
Total Assets
$16.3B
$21.1B
Debt / EquityLower = less leverage

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
BBUC
BBUC
IRM
IRM
Q4 25
$158.5M
Q3 25
Q2 25
$613.0M
Q1 25
Q4 24
$155.7M
Q3 24
Q2 24
$754.0M
Q1 24
Total Debt
BBUC
BBUC
IRM
IRM
Q4 25
$16.2B
Q3 25
$15.5B
Q2 25
$14.8B
Q1 25
$14.2B
Q4 24
$13.0B
Q3 24
$13.2B
Q2 24
$12.8B
Q1 24
$12.6B
Stockholders' Equity
BBUC
BBUC
IRM
IRM
Q4 25
$-981.0M
Q3 25
$-882.0M
Q2 25
$2.6B
$-767.4M
Q1 25
$-698.5M
Q4 24
$-503.1M
Q3 24
$-259.0M
Q2 24
$4.6B
$-132.9M
Q1 24
$18.5M
Total Assets
BBUC
BBUC
IRM
IRM
Q4 25
$21.1B
Q3 25
$20.6B
Q2 25
$16.3B
$20.2B
Q1 25
$19.4B
Q4 24
$18.7B
Q3 24
$18.5B
Q2 24
$20.5B
$18.0B
Q1 24
$17.8B
Debt / Equity
BBUC
BBUC
IRM
IRM
Q4 25
Q3 25
Q2 25
Q1 25
Q4 24
Q3 24
Q2 24
Q1 24
679.18×

Cash Flow & Capital Efficiency

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

Metric
BBUC
BBUC
IRM
IRM
Operating Cash FlowLast quarter
$500.0M
Free Cash FlowOCF − Capex
$-16.2M
FCF MarginFCF / Revenue
-0.9%
Capex IntensityCapex / Revenue
28.0%
Cash ConversionOCF / Net Profit
5.37×
TTM Free Cash FlowTrailing 4 quarters
$-931.6M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
BBUC
BBUC
IRM
IRM
Q4 25
$500.0M
Q3 25
$267.6M
Q2 25
$375.1M
Q1 25
$197.3M
Q4 24
$431.6M
Q3 24
$252.9M
Q2 24
$382.2M
Q1 24
$130.0M
Free Cash Flow
BBUC
BBUC
IRM
IRM
Q4 25
$-16.2M
Q3 25
$-256.3M
Q2 25
$-181.6M
Q1 25
$-477.5M
Q4 24
$-186.0M
Q3 24
$-143.2M
Q2 24
$-14.6M
Q1 24
$-251.1M
FCF Margin
BBUC
BBUC
IRM
IRM
Q4 25
-0.9%
Q3 25
-14.6%
Q2 25
-10.6%
Q1 25
-30.0%
Q4 24
-11.8%
Q3 24
-9.2%
Q2 24
-1.0%
Q1 24
-17.0%
Capex Intensity
BBUC
BBUC
IRM
IRM
Q4 25
28.0%
Q3 25
29.9%
Q2 25
32.5%
Q1 25
42.4%
Q4 24
39.1%
Q3 24
25.4%
Q2 24
25.9%
Q1 24
25.8%
Cash Conversion
BBUC
BBUC
IRM
IRM
Q4 25
5.37×
Q3 25
3.10×
Q2 25
Q1 25
12.15×
Q4 24
4.08×
Q3 24
Q2 24
11.04×
Q1 24
1.69×

Financial Flow Comparison

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

Revenue Breakdown by Segment

BBUC
BBUC

Segment breakdown not available.

IRM
IRM

Storage Rental$1.1B58%
Services$781.9M42%

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