Perusahaan Perseroan Persero Pt Telekomunikasi Indonesia Tbk known as Telkom is the largest telecommunications company in Indonesia by revenue and subscriber count. The company provides fixed and mobile telecommunications services and solutions as well as ancillary services such as data centers satellite capacity and tower leasing. It operates a nationwide network that includes fiber optic cables microwave links submarine cables and a fleet of satellites.

Telkom generates revenue from mobile voice and data services offered through its majority owned subsidiary Telkomsel. It also earns income from fixed broadband and IPTV services sold under the IndiHome brand. Enterprise ICT solutions cloud services and cybersecurity contribute to revenue. The wholesale and international business supplies tower leases wholesale traffic data center capacity and satellite bandwidth to other carriers. Additional revenue comes from digital platforms content e commerce and property management activities.

The company operates through the following segments: Mobile Consumer Enterprise Wholesale and international business and Other.

• Mobile segment: This segment provides mobile voice SMS and data services as well as digital offerings such as e health e education financial services video on demand music gaming IoT solutions big data analytics value added services digital ads and mobile legacy services. These are delivered primarily through Telkomsel.

• Consumer segment: This segment offers fixed voice fixed broadband IPTV and related consumer digital services under the IndiHome brand. Customers can choose one or more of these services in a bundled package.

• Enterprise segment: This segment supplies ICT and digital platform services including enterprise grade connectivity IT services cloud computing cybersecurity business process outsourcing e health and adjacent solutions.

• Wholesale and international business segment: This segment provides wholesale telecommunications network traffic international business wholesale platform services telecommunications tower operations satellite services data centers and infrastructure and network management.

• Other segment: This segment delivers digital smart platform digital content e commerce solutions for business to business customers and property management activities that leverage the company’s real estate assets across Indonesia.

Telkom holds the leading position in the Indonesian telecom market with the largest revenue and subscriber base. Its main competitors in mobile services are Indosat Ooredoo and XL Axiata which together with Smartfren have pursued mergers to create a more balanced competitive landscape. Telkom’s advantages include an extensive fiber optic backbone a large portfolio of telecommunications towers a satellite fleet and early adoption of 4G and 5G technologies. The company’s scale and government ownership provide stable access to capital and regulatory support.

Telkom serves a diverse customer base that includes individual consumers purchasing mobile and fixed services enterprise customers such as corporations government agencies and small and medium enterprises wholesale carriers and other telecom operators seeking tower leases data center capacity or satellite bandwidth and international clients accessing its submarine cable systems and data centers abroad.