The external fund manager backed by Berkshire Hathaway's Charlie Munger, Li Lu, makes no bones about it when he says 'The biggest investment risk is not the volatility of prices, but whether you will suffer a permanent loss of capital.' When we think about how risky a company is, we always like to look at its use of debt, since debt overload can lead to ruin. We note that Sam Woo Construction Group Limited (HKG:3822) does have debt on its balance sheet. But is this debt a concern to shareholders?
Debt and other liabilities become risky for a business when it cannot easily fulfill those obligations, either with free cash flow or by raising capital at an attractive price. Part and parcel of capitalism is the process of 'creative destruction' where failed businesses are mercilessly liquidated by their bankers. However, a more frequent (but still costly) occurrence is where a company must issue shares at bargain-basement prices, permanently diluting shareholders, just to shore up its balance sheet. Of course, the upside of debt is that it often represents cheap capital, especially when it replaces dilution in a company with the ability to reinvest at high rates of return. When we examine debt levels, we first consider both cash and debt levels, together.
The image below, which you can click on for greater detail, shows that Sam Woo Construction Group had debt of HK$171.8m at the end of September 2025, a reduction from HK$243.9m over a year. On the flip side, it has HK$107.9m in cash leading to net debt of about HK$63.9m.
We can see from the most recent balance sheet that Sam Woo Construction Group had liabilities of HK$351.2m falling due within a year, and liabilities of HK$57.4m due beyond that. On the other hand, it had cash of HK$107.9m and HK$225.1m worth of receivables due within a year. So its liabilities total HK$75.6m more than the combination of its cash and short-term receivables.
This is a mountain of leverage relative to its market capitalization of HK$100.8m. Should its lenders demand that it shore up the balance sheet, shareholders would likely face severe dilution.
Check out our latest analysis for Sam Woo Construction Group
In order to size up a company's debt relative to its earnings, we calculate its net debt divided by its earnings before interest, tax, depreciation, and amortization (EBITDA) and its earnings before interest and tax (EBIT) divided by its interest expense (its interest cover). Thus we consider debt relative to earnings both with and without depreciation and amortization expenses.
With net debt sitting at just 0.56 times EBITDA, Sam Woo Construction Group is arguably pretty conservatively geared. And this view is supported by the solid interest coverage, with EBIT coming in at 7.9 times the interest expense over the last year. Even more impressive was the fact that Sam Woo Construction Group grew its EBIT by 487% over twelve months. That boost will make it even easier to pay down debt going forward. There's no doubt that we learn most about debt from the balance sheet. But it is Sam Woo Construction Group's earnings that will influence how the balance sheet holds up in the future. So when considering debt, it's definitely worth looking at the earnings trend. Click here for an interactive snapshot.
Finally, while the tax-man may adore accounting profits, lenders only accept cold hard cash. So we always check how much of that EBIT is translated into free cash flow. Over the last three years, Sam Woo Construction Group reported free cash flow worth 14% of its EBIT, which is really quite low. For us, cash conversion that low sparks a little paranoia about is ability to extinguish debt.
On our analysis Sam Woo Construction Group's EBIT growth rate should signal that it won't have too much trouble with its debt. However, our other observations weren't so heartening. For instance it seems like it has to struggle a bit to convert EBIT to free cash flow. When we consider all the factors mentioned above, we do feel a bit cautious about Sam Woo Construction Group's use of debt. While we appreciate debt can enhance returns on equity, we'd suggest that shareholders keep close watch on its debt levels, lest they increase. There's no doubt that we learn most about debt from the balance sheet. However, not all investment risk resides within the balance sheet - far from it. Case in point: We've spotted 3 warning signs for Sam Woo Construction Group you should be aware of, and 1 of them can't be ignored.
If you're interested in investing in businesses that can grow profits without the burden of debt, then check out this free list of growing businesses that have net cash on the balance sheet.
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This article by Simply Wall St is general in nature. We provide commentary based on historical data and analyst forecasts only using an unbiased methodology and our articles are not intended to be financial advice. It does not constitute a recommendation to buy or sell any stock, and does not take account of your objectives, or your financial situation. We aim to bring you long-term focused analysis driven by fundamental data. Note that our analysis may not factor in the latest price-sensitive company announcements or qualitative material. Simply Wall St has no position in any stocks mentioned.