In its March 2026 6-K, Transportadora de Gas del Sur (TGS) announced a significant $220 million capital commitment to loop 20 km of pipeline and add compression capacity on the Neuba II system, enabling a 12 MMm3/d throughput increase. This capex aligns with the recently finalized five-year tariff review with ENARGAS that introduces inflation-indexed tariff adjustments, improving near-term revenue visibility. TGS’s integrated business model spans regulated natural gas transport, liquids production, midstream services in Vaca Muerta, and telecommunications through its subsidiary Telcosur—all bolstered by infrastructure scale and regulatory tenure to 2047. Growth is driven by Argentina’s gas market expansion and strategic infrastructure projects, although currency risk and regulatory environment remain constraints.