TGS Financial and Infrastructure Overview

Shareholders and Management CIESA (Holding Co.) Pampa Energía 50% Sielecki 27.1% Safra 22.9% OWNERSHIP STRUCTURE 51% tgs Argentine Pension Fund anses 24% tgs STRONG SPONSORSHIP FROM SHAREHOLDERS • Pampa Energia is a leading energy company with upstream O&G production providing experienced support. • Sielecki group is a large player in the petrochemical and pharmaceutical industries. 5% tgs 20% Free Float NYSE BYMA SEASONED MANAGEMENT • Highly experienced management team with at least +25 years of experience in the industry. • Committed personnel with low turnover. ⚫5 independent board members out of 9. ⚫Global standards of corporate governance. ⚫Publicly listed since 1994 in NYSE and BYMA. 2

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