Transportadora de Gas del Sur (TGSU2) Investor presentation summary

Ownership and governance

• Majority owned by CIESA, with Pampa Energía as a key sponsor and strong industry experience.

• Seasoned management team with over 30 years of industry experience and low turnover.

• Five out of nine board members are independent, adhering to global governance standards.

• Publicly listed since 1994 on NYSE and BYMA.

Business overview and operations

• Operates the largest gas pipeline system in Latin America, transporting 61% of Argentina’s natural gas consumption.

• 9,248 km of pipelines and 89 MMm³/day firm contracted capacity.

• Major producer and exporter of propane, butane, ethane, and natural gasoline.

• Provides midstream, engineering, O&M, and telecom services.

Market and industry context

• Natural gas is the dominant energy source in Argentina’s matrix, accounting for 52% of supply.

• Neuquina basin supplies 71% of natural gas; YPF and TotalEnergies are leading producers.

• Consumption is split among power plants (33%), industry (29%), and residential users (27%).