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Side-by-side financial comparison of Legence Corp. (LGN) and MongoDB, Inc. (MDB). Click either name above to swap in a different company.
Legence Corp. is the larger business by last-quarter revenue ($708.0M vs $628.3M, roughly 1.1× MongoDB, Inc.). Legence Corp. runs the higher net margin — -0.1% vs -0.3%, a 0.2% gap on every dollar of revenue. On growth, Legence Corp. posted the faster year-over-year revenue change (26.2% vs 18.7%). MongoDB, Inc. produced more free cash flow last quarter ($141.8M vs $137.4M).
Legence Corp is a leading sustainable building and decarbonization solution provider. It delivers energy efficiency optimization, building automation design, renewable energy integration, and low-carbon retrofit services for commercial, industrial, and institutional clients, with core operations across North America to help customers cut costs and reduce carbon footprints.
MongoDB, Inc. is an American software company that develops and provides commercial support for the source-available database engine MongoDB, a database for unstructured data. Over the years, the company has expanded the product from its NoSQL roots to have broader appeal to enterprise customers, such as adding ACID and transactions.
LGN vs MDB — Head-to-Head
Income Statement — Q3 FY2025 vs Q3 FY2026
| Metric | | |
|---|---|---|
| Revenue | $708.0M | $628.3M |
| Net Profit | $-576.0K | $-2.0M |
| Gross Margin | 20.9% | 71.5% |
| Operating Margin | 5.3% | -2.9% |
| Net Margin | -0.1% | -0.3% |
| Revenue YoY | 26.2% | 18.7% |
| Net Profit YoY | 46.8% | 79.5% |
| EPS (diluted) | $-0.02 | — |
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.
| Q4 25 | — | $628.3M | ||
| Q3 25 | $708.0M | $591.4M | ||
| Q2 25 | — | $549.0M | ||
| Q1 25 | — | $548.4M | ||
| Q4 24 | — | $529.4M | ||
| Q3 24 | $560.8M | $478.1M | ||
| Q2 24 | — | $450.6M | ||
| Q1 24 | — | $458.0M |
| Q4 25 | — | $-2.0M | ||
| Q3 25 | $-576.0K | $-47.0M | ||
| Q2 25 | — | $-37.6M | ||
| Q1 25 | — | $15.8M | ||
| Q4 24 | — | $-9.8M | ||
| Q3 24 | $-1.1M | $-54.5M | ||
| Q2 24 | — | $-80.6M | ||
| Q1 24 | — | $-55.5M |
| Q4 25 | — | 71.5% | ||
| Q3 25 | 20.9% | 71.0% | ||
| Q2 25 | — | 71.2% | ||
| Q1 25 | — | 72.8% | ||
| Q4 24 | — | 74.4% | ||
| Q3 24 | 21.1% | 73.2% | ||
| Q2 24 | — | 72.8% | ||
| Q1 24 | — | 75.0% |
| Q4 25 | — | -2.9% | ||
| Q3 25 | 5.3% | -11.0% | ||
| Q2 25 | — | -9.8% | ||
| Q1 25 | — | -3.4% | ||
| Q4 24 | — | -5.3% | ||
| Q3 24 | 4.8% | -14.9% | ||
| Q2 24 | — | -21.8% | ||
| Q1 24 | — | -15.5% |
| Q4 25 | — | -0.3% | ||
| Q3 25 | -0.1% | -8.0% | ||
| Q2 25 | — | -6.9% | ||
| Q1 25 | — | 2.9% | ||
| Q4 24 | — | -1.8% | ||
| Q3 24 | -0.2% | -11.4% | ||
| Q2 24 | — | -17.9% | ||
| Q1 24 | — | -12.1% |
| Q4 25 | — | — | ||
| Q3 25 | $-0.02 | — | ||
| Q2 25 | — | — | ||
| Q1 25 | — | — | ||
| Q4 24 | — | — | ||
| Q3 24 | — | — | ||
| Q2 24 | — | — | ||
| Q1 24 | — | — |
Balance Sheet & Financial Strength
Snapshot of each company's liquidity, leverage and book value from the latest quarter.
| Metric | | |
|---|---|---|
| Cash + ST InvestmentsLiquidity on hand | $176.0M | $834.1M |
| Total DebtLower is stronger | $812.6M | — |
| Stockholders' EquityBook value | $387.9M | $2.9B |
| Total Assets | $2.6B | $3.6B |
| Debt / EquityLower = less leverage | 2.10× | — |
8-quarter trend — quarters aligned by calendar period.
| Q4 25 | — | $834.1M | ||
| Q3 25 | $176.0M | $647.1M | ||
| Q2 25 | — | $657.8M | ||
| Q1 25 | — | $490.1M | ||
| Q4 24 | — | $673.1M | ||
| Q3 24 | — | $1.3B | ||
| Q2 24 | — | $815.7M | ||
| Q1 24 | — | $803.0M |
| Q4 25 | — | — | ||
| Q3 25 | $812.6M | — | ||
| Q2 25 | — | — | ||
| Q1 25 | — | — | ||
| Q4 24 | — | — | ||
| Q3 24 | — | — | ||
| Q2 24 | — | — | ||
| Q1 24 | — | — |
| Q4 25 | — | $2.9B | ||
| Q3 25 | $387.9M | $2.9B | ||
| Q2 25 | — | $3.0B | ||
| Q1 25 | — | $2.8B | ||
| Q4 24 | — | $1.5B | ||
| Q3 24 | — | $1.4B | ||
| Q2 24 | — | $1.3B | ||
| Q1 24 | — | $1.1B |
| Q4 25 | — | $3.6B | ||
| Q3 25 | $2.6B | $3.5B | ||
| Q2 25 | — | $3.6B | ||
| Q1 25 | — | $3.4B | ||
| Q4 24 | — | $3.2B | ||
| Q3 24 | — | $3.1B | ||
| Q2 24 | — | $3.0B | ||
| Q1 24 | — | $2.9B |
| Q4 25 | — | — | ||
| Q3 25 | 2.10× | — | ||
| Q2 25 | — | — | ||
| Q1 25 | — | — | ||
| Q4 24 | — | — | ||
| Q3 24 | — | — | ||
| Q2 24 | — | — | ||
| Q1 24 | — | — |
Cash Flow & Capital Efficiency
How much cash each business actually produces after reinvestment. Cash flow is harder to manipulate than net income.
| Metric | | |
|---|---|---|
| Operating Cash FlowLast quarter | $162.1M | $143.5M |
| Free Cash FlowOCF − Capex | $137.4M | $141.8M |
| FCF MarginFCF / Revenue | 19.4% | 22.6% |
| Capex IntensityCapex / Revenue | 3.5% | 0.3% |
| Cash ConversionOCF / Net Profit | — | — |
| TTM Free Cash FlowTrailing 4 quarters | — | $346.3M |
8-quarter trend — quarters aligned by calendar period.
| Q4 25 | — | $143.5M | ||
| Q3 25 | $162.1M | $72.1M | ||
| Q2 25 | — | $109.9M | ||
| Q1 25 | — | $50.5M | ||
| Q4 24 | — | $37.4M | ||
| Q3 24 | — | $-1.4M | ||
| Q2 24 | — | $63.6M | ||
| Q1 24 | — | $54.6M |
| Q4 25 | — | $141.8M | ||
| Q3 25 | $137.4M | $71.6M | ||
| Q2 25 | — | $108.3M | ||
| Q1 25 | — | $24.6M | ||
| Q4 24 | — | $35.5M | ||
| Q3 24 | — | $-2.4M | ||
| Q2 24 | — | $63.1M | ||
| Q1 24 | — | $51.9M |
| Q4 25 | — | 22.6% | ||
| Q3 25 | 19.4% | 12.1% | ||
| Q2 25 | — | 19.7% | ||
| Q1 25 | — | 4.5% | ||
| Q4 24 | — | 6.7% | ||
| Q3 24 | — | -0.5% | ||
| Q2 24 | — | 14.0% | ||
| Q1 24 | — | 11.3% |
| Q4 25 | — | 0.3% | ||
| Q3 25 | 3.5% | 0.1% | ||
| Q2 25 | — | 0.3% | ||
| Q1 25 | — | 4.7% | ||
| Q4 24 | — | 0.4% | ||
| Q3 24 | — | 0.2% | ||
| Q2 24 | — | 0.1% | ||
| Q1 24 | — | 0.6% |
| Q4 25 | — | — | ||
| Q3 25 | — | — | ||
| Q2 25 | — | — | ||
| Q1 25 | — | 3.19× | ||
| Q4 24 | — | — | ||
| Q3 24 | — | — | ||
| Q2 24 | — | — | ||
| Q1 24 | — | — |
Financial Flow Comparison
Revenue → gross profit → operating profit → net profit for each company.
Revenue Breakdown by Segment
LGN
| Installation And Fabrication | $408.7M | 58% |
| Engineering And Design | $110.9M | 16% |
| Program And Project Management | $101.2M | 14% |
| Maintenance And Service | $87.1M | 12% |
MDB
| Mongo DB Atlas Related | $470.4M | 75% |
| Other Subscription | $138.7M | 22% |
| Services | $19.2M | 3% |
