ABM Industries vs Clean Harbors
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The short version
- ABM Industries is the larger business, with $8.7B of revenue in fiscal 2025 against $6.0B for Clean Harbors.
- ABM Industries grew revenue faster (4.6%, against 2.4%).
- Clean Harbors kept more of each dollar of sales as operating profit (11.2% operating margin, against 3.6%).
- Clean Harbors turned more of its sales into free cash flow (7.3% FCF margin, against 1.8%).
- Clean Harbors earned a higher return on the capital invested in it (10.4%, against 7.3%).
- Investors pay more for each dollar of Clean Harbors’s earnings: a P/E of 43.1x against 19.4x for ABM Industries.
| Latest fiscal year | ABM · FY25 | CLH · FY25 |
|---|---|---|
| Size | ||
| Market cap | $3.2B | $16.9B |
| Revenue | $8.7B | $6.0B |
| Free cash flow | $155M | $442M |
| Net income | $162M | $391M |
| Growth | ||
| Revenue growth | 4.6% | 2.4% |
| 5-year growth | 7.9% | 13.9% |
| Share count change | −1.4% | −0.9% |
| Profitability | ||
| Gross margin | 12.3% | 31.3% |
| Operating margin | 3.6% | 11.2% |
| Net margin | 1.9% | 6.5% |
| FCF margin | 1.8% | 7.3% |
| Return on capital | 7.3% | 10.4% |
| Return on equity | 9.1% | 14.7% |
| Balance sheet | ||
| Net debt | $1.4B | $2.1B |
| Net debt / EBITDA | 3.5x | 1.8x |
| Dividends and buybacks | $188M | $250M |
| Valuation & quality | ||
| P/E | 19.4x | 43.1x |
| Piotroski F-score | 7 | 7 |
Revenue
FY16
ABM —
CLH $2.8B
FY17
ABM $5.5B
CLH $2.9B
FY18
ABM $6.4B
CLH $3.3B
FY19
ABM $6.5B
CLH $3.4B
FY20
ABM $6.0B
CLH $3.1B
FY21
ABM $6.2B
CLH $3.8B
FY22
ABM $7.8B
CLH $5.2B
FY23
ABM $8.1B
CLH $5.4B
FY24
ABM $8.4B
CLH $5.9B
FY25
ABM $8.7B
CLH $6.0B
ABM
CLH
Operating margin
FY16
ABM —
CLH 2.5%
FY17
ABM 1.9%
CLH 4.3%
FY18
ABM 2.2%
CLH 5.5%
FY19
ABM 3.2%
CLH 6.7%
FY20
ABM 1.6%
CLH 8.0%
FY21
ABM 3.3%
CLH 9.1%
FY22
ABM 4.5%
CLH 12.3%
FY23
ABM 5.1%
CLH 11.3%
FY24
ABM 2.5%
CLH 11.4%
FY25
ABM 3.6%
CLH 11.2%
ABM
CLH
Free cash flow
FY16
ABM $39.5M
CLH $40.2M
FY17
ABM −$51.6M
CLH $119M
FY18
ABM $270M
CLH $180M
FY19
ABM $203M
CLH $197M
FY20
ABM $420M
CLH $234M
FY21
ABM $280M
CLH $304M
FY22
ABM −$30.4M
CLH $281M
FY23
ABM $191M
CLH $312M
FY24
ABM $167M
CLH $346M
FY25
ABM $155M
CLH $442M
ABM
CLH
Return on capital
FY16
ABM —
CLH 1.5%
FY17
ABM 5.0%
CLH 5.3%
FY18
ABM 5.7%
CLH 5.2%
FY19
ABM 7.2%
CLH 6.2%
FY20
ABM 2.3%
CLH 8.0%
FY21
ABM 6.8%
CLH 8.8%
FY22
ABM 9.7%
CLH 13.0%
FY23
ABM —
CLH 11.5%
FY24
ABM —
CLH 11.4%
FY25
ABM 7.3%
CLH 10.4%
ABM
CLH
Each company's latest fiscal year; fiscal years end in different months. The best value in each row is highlighted where higher (or lower) is clearly better. Not investment advice.