Here are some locally-listed companies that possess economic moats.
Singpost
Singpost possesses a great economic moat – namely it’s the virtually the only provider of mail services in Singapore. No other close competitor exists to rival it due to regulatory constraints. In other words, as long as regulations do not change, Singpost has pretty much been given a license to print money.
Do note however that Singpost has also branched into other businesses whereby it possesses little or no economic moat whatsoever.
SPH
SPH is the dominant provider of printed newspaper and magazines in Singapore. It has done extremely well over the years. However, its economic moat has weakened somewhat in recent years with the rising popularity of the Internet.
As you can see, companies with economic moats tend to do extremely well over the years. Some of the hallmarks of economic moats (by no means exhaustive) are good ROE ......