Who Owns Optus? A Look at the Telecom Giant’s Parent Company

Who Owns Optus

Optus stands as a pivotal player in the telecommunications landscape of Australia, providing a vast array of services from mobile and fixed telephony to Internet and television.

As the second-largest telecommunications company in Australia, Optus has established a significant presence since its inception.

Its operations are headquartered in Macquarie Park, Sydney, a testament to its robust integration within the Australian market.

Who Owns Optus
Photo via Optus, Glassdoor.

Ownership of Optus traces back overseas, as it’s an entirely owned subsidiary of Singapore Telecommunications Limited (Singtel), a major communications group.

Singtel’s acquisition of Optus in 2001 marked a strategic expansion for the Singaporean company, enabling it to gain a solid foothold in the competitive Australian telecommunications sector.

The Optus network and its strategic decisions are influenced by an executive leadership team, with policies and directions steered from their parent company, Singtel.

So when layered governance has seen Optus navigate through the tech landscape, adapting to consumer demands and tech advancements to maintain its position in the Australian market.

Ownership and Corporate Structure

Optus, a huge player in Australian telco, operates as a wholly-owned subsidiary of Singapore Telecommunications Limited (Singtel), serving as a significant asset in Singtel’s portfolio.

The ownership landscape and corporate hierarchy of Optus are marked by strategic acquisitions, a complex web of subsidiaries, and a dynamic leadership team steering the company’s direction.

Singtel’s Acquisition of Optus

Singtel, a publicly listed telecommunications group in Singapore, finalized its acquisition of Optus in 2001, enhancing its position as a communications heavyweight in Asia and beyond.

This strategic move enabled Singtel to considerably expand its global footprint by managing Optus as an Australian subsidiary and extending its range of services to the continent.

Subsidiaries and Brands

Subsidiaries: Post-acquisition, Optus has established and maintained a diverse portfolio of brands and businesses, which have consolidated its market presence.

Brands: Through these subsidiaries, Optus offers an array of services that encompass mobile, enterprise, and business, as well as consumer multimedia solutions, demonstrating a multifaceted approach to telecommunications.

Leadership and Key Figures

  • CEO: Michael Venter stepped into the CEO role, bringing a forward-thinking vision to guide Optus’ strategies and operations within the competitive landscape. This was after the previous CEO resigned due to controversy.
  • Key Figures: Lee Theng Kiat presides as Chairman, instilling robust governance, while figures like Gail Kelly and John Arthur serve on the board, leveraging their vast experience to propel Optus forward.

Services and Infrastructure

A bustling city with skyscrapers and a prominent Optus logo on a modern office building. Telecommunication towers stand tall in the background

Optus, as Australia’s second-largest telecommunications company, provides a comprehensive range of services and leverages an extensive infrastructure network.

The offerings include mobile and internet services powered by advanced technologies such as 5G, while the infrastructure maintains a high standard through various mediums including a hybrid fiber-coaxial network and satellite systems.

Mobile and Internet Services

Optus offers an array of mobile services, catering to over 10 million subscribers with a variety of plan options that include data, voice, and messaging.

The network is continually advancing, and now Optus has made considerable progress in the deployment of a 5G network, promising faster speeds and more reliable connections.

Moreover, it is responsible for serving numerous Amaysim customers, a brand now under the Optus umbrella, which further extends its market share in the mobile industry.

Alongside mobile services, the company facilitates Internet services, utilizing its infrastructure to provide broadband, including NBN (National Broadband Network) services to a broad customer base.

Its offerings range from fixed-line to mobile broadband, ensuring extensive coverage and connectivity solutions catered to the varied needs of Australian residents and businesses.

Network Infrastructure

Optus boasts a robust network infrastructure that is essential to the delivery of its various telecom services.

This infrastructure encompasses a Mobile Network that supports both 4G and 5G services, allowing the company to offer cutting-edge internet speeds and network reliability across significant portions of the country.

Through these diverse means of connectivity, Optus ensures that robust infrastructure supports its comprehensive service portfolio, maintaining its position as a competitive force in the telecommunications sector.

Business Performance and Customer Relations

Optus Sim Only Plans

Optus, as illustrated by its Annual Report, has demonstrated resilience and growth by focusing on customer relations and a strong market position.

Their strategies center on delivering quality service and securing customer trust, which are pivotal for their performance.

Customer Trust and Satisfaction

Optus’s customer-centric approach plays a significant role in maintaining high levels of customer trust and satisfaction. Regular assessments by independent bodies like Canstar Blue have been influential in evaluating and recognizing the company’s service quality.

Optus’s commitment to ensuring a trustworthy relationship with its customers is further reflected through compliance with ASIC regulations, ensuring transparency and ethical business practices.

This dedication to customer satisfaction is essential for the company’s aim to continue to be a preferred provider for over 10 million subscribers.

Optus & TPG Regional Deal

Optus and TPG Telecom have just struck a deal that could be a game-changer for Australia’s regional mobile market.

While TPG has often struggled to compete outside of metro areas, this network-sharing agreement gives it a massive coverage boost.

In return, Optus benefits from accelerated 5G rollout funded by TPG’s fees. This win-win situation has some serious upsides for consumers.

Challenges and Controversies

In the life of a telco, there is nothing worse than a cyberattack, few events are as damaging as data security issues and service disruptions.

These incidents often have wide-reaching implications, not only for the trustworthiness of the company but also for the privacy and daily lives of the customers.

Data Security and Breaches

Optus, while a prominent player in the telecom sector, has not been immune to data security challenges.

data breach in 2023 exposed the personal information of millions of customers, becoming a pivotal moment that called attention to the company’s digital defense.

The aftermath involved the engagement of the Federal Police as the breach was treated as a cyber attack.

This incident highlighted the constant threat that all telcos face and underscored the importance of robust cybersecurity measures.

Network Outages and Service Disruptions

Network outages and service disruptions can cause notable inconvenience to customers nationwide. Optus has experienced such disruptions, leading to temporary nationwide outages affecting large numbers of subscribers.

The most recent being the 2023 outage disaster for the company.

These outages bring to light the challenges inherent in maintaining a resilient network infrastructure capable of withstanding a myriad of potential failure points, whether due to technical faults or external interference that could lead to security concerns.


That’s it! Now you know more about who owns Optus as well as the current structure and previous history of this Aussie telco giant. Thanks for reading and subscribe to our newsletter for more.


  • David Everson

    Telecommunications & Technology enthusiast, I have worked multiple years in the telco and tech space, so have a strong passion towards delivering terrific insights.

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