- Business
- PT Indosat Ooredoo Hutchison Tbk (ISAT.JK) operates as Indonesia's second-largest mobile telecommunications provider, delivering digital telecom services through its Cellular, Multimedia Interactive Data Internet (MIDI), and Fixed Telecommunications segments. The company offers prepaid and postpaid mobile services including voice, SMS, data packages, international direct dialing (IDD), roaming for outbound users, international calls and SMS, and overseas call products; fixed broadband internet and wireless services; data communication and IT solutions such as IPVPN, leased lines, hybrid cloud, managed IT, data centers, disaster recovery, and iSOC security; electronic payment and remittance services; as well as IoT solutions, eSIM, VoLTE, and digital platforms for streaming music, video, e-commerce, and financial services under brands including IM3, Tri (3), and Ooredoo. It serves retail consumers, corporate clients, and wholesale customers across Indonesia with nationwide 4G LTE and 5G coverage.
Founded in 1967 and headquartered at Jalan Medan Merdeka Barat No. 21 in Jakarta, Indonesia, the company functions as a subsidiary of Ooredoo Hutchison Asia Pte. Ltd., a joint venture between Ooredoo Group and CK Hutchison Holdings; key subsidiaries include PT Aplikanusa Lintasarta for enterprise data services. PT Indosat Ooredoo Hutchison Tbk emerged from the 2022 merger of PT Indosat Tbk and PT Hutchison 3 Indonesia, creating a stronger entity with expanded spectrum, infrastructure synergies, and a combined subscriber base to accelerate digital transformation.
Recent developments include a landmark two-year extension of its partnership with Nokia, signed in December 2024, to expand 4G and 5G networks nationwide from 2025 to 2027 using AirScale equipment, multiband radio, high-capacity baseband, AI, and machine learning for optimized deployment in high-demand areas. In November 2025, the company hosted Indonesia AI Day for the financial industry to advance AI-driven transformation. These initiatives support operational enhancements, network improvements, and integration of advanced technologies to empower digitalization across Indonesia.