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Singapore Telecommunications Limited

Singapore Β· SGX:Β Z74.SI Β· Market cap: $52.6B Β· P/E: 12.3 Β· P/S: 4.7

Singtel sells mobile, broadband, TV, cloud and cybersecurity services to consumers and businesses, mostly in Singapore and Australia.

Singtel is the phone company most Singaporeans grow up with. It sells mobile plans, home broadband, and pay-TV to ordinary people, and it sells networks, cloud computing, and cybersecurity to businesses and governments. If you live in Singapore, chances are your phone connects through Singtel's network, or through a rival that leases space on it.

Singapore Telecommunications Limited (Z74.SI) Data and Internet services: line art illustration of A smartphone showing Singtel mobile network signal bars and a 5G icon on screen
Mobile and Internet
Singtel connects mobile phones and homes to the internet across Asia and Australia.

The company makes most of its money in two home markets: Singapore and Australia, where its Optus brand is the second-largest mobile operator. Customers pay monthly bills for phone and internet service, and businesses pay for bigger contracts β€” connecting offices, running their software in Singtel's data centers, and guarding them against cyberattacks. The appeal is simple reliability: a network that works, backed by a brand people trust. Beyond selling directly, Singtel owns stakes in mobile operators across Asia and Africa, including major positions in India and Indonesia. These associates don't run Singtel's stores, but they send a stream of profits back to Singapore β€” a big chunk of the company's earnings arrives this way, which makes Singtel part investor as well as operator. Competition is fierce: StarHub and M1 fight for Singapore mobile and broadband customers, and Australian rivals like Telstra squeeze Optus on price.


The business is steady but not glamorous. Phone and internet service is something people need every month, so cash flows in reliably β€” but prices keep falling as competitors and new 5G networks pile in, and heavy spending on spectrum and infrastructure eats into profits. Singtel pays a sizable dividend from that cash, which is a big reason investors own it. It also carries a painful memory: a 2022 cyberattack on Optus exposed data on millions of Australian customers, leading to lawsuits and a costly cleanup β€” a reminder that for a company selling trust, a breach hurts the brand, not just the balance sheet.

Saved answer Β· last researched 12 Nov 2026