Investor Presentaiton

SUSTAINABLE GROWTH IN TARGET MARKETS FACILITY PRODUCT SECTOR YEAR CAPACITY (tons) TR - Halkalı ERW and Cold Drawn Pipe 100,000 welded Industry & Construction 1958 40,000 drawn Industry & Construction, TR - Gemlik ERW Pipe 1976 550,000 Infrastructure & Project, Energy TR - Gemlik HSAW Pipe Infrastructure & Project 2011 300,000 3 Continents 11 Facilities 1.1 million m² Area 2,597 Employees 2 million ton Capacity 4,000 Product Types IT - Vobarno 3 * Commercial production to commence in the first quarter of 2024 TR - Bursa Service Center Automotive TR - Gemlik Cold Drawn Pipe Automotive USA - Baytown ERW Line Pipes Energy 2016 21 mln units 60,000 welded 2019 50,000 drawn 2014 300,000 USA Baytown* SRM Pipe Industry & Construction 2023 100,000 USA - Panama City LSAW Pipe Infrastructure & Project 1979 330,000 - USA Mobile HSAW Pipe Infrastructure & Project 2007 220,000 ERW and Cold Drawn Pipe Automotive 2001 30,000 drawn RO - Romania* Service Center* Automotive 2023 21 mln units BORUSAN MANNESMANN

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