Sui Southern Gas Company Limited is a Pakistan-based integrated energy utility primarily engaged in the transmission, distribution, and marketing of natural gas and regasified liquefied natural gas (RLNG) across southern Pakistan. Founded in 1954 and headquartered in Karachi, Pakistan, the company operates an extensive gas infrastructure network serving residential, commercial, industrial, power generation, fertilizer, and compressed natural gas (CNG) sectors throughout the provinces of Sindh and Balochistan. The company's core operations and product portfolio encompass high-pressure natural gas transmission pipeline management; low-pressure natural gas distribution networks; regasified liquefied natural gas (RLNG) transport and off-take infrastructure; domestic and commercial gas meter manufacturing, calibration, and maintenance via its specialized meter manufacturing facility; liquefied petroleum gas (LPG) extraction, storage, cylinder bottling, and marketing managed through its wholly owned subsidiary, SSGC LPG (Private) Limited; pipeline engineering, procurement, construction (EPC), cathodic protection, and compression services; and off-grid alternative fuel solutions including synthetic natural gas (SNG) and LPG-air mix systems. In recent developments, Sui Southern Gas Company Limited has progressed on corporate unbundling and operational restructuring into distinct transmission and distribution entities in compliance with national gas market liberalization and Third-Party Access (TPA) regulations. The company has also accelerated the deployment of Advanced Metering Infrastructure (AMI), smart gas meters, and Electronic Volume Correctors (EVC) across its consumer network to mitigate Unaccounted-for-Gas (UFG) losses and curb network theft. Additionally, through its subsidiary SSGC Alternative Energy (Private) Limited, the company has initiated expansions into biomethane, biogas, and waste-to-energy projects, while executing pipeline capacity expansions and interconnection facilities to connect newly developed private LNG import terminals and domestic gas discoveries into the national grid.