Roberto Bonatti

Siderca SAIC manufactures and supplies seamless steel pipe products. Its products include casing, tubing, line pipe, and mechanical pressure and temperature tubing that is used for gas and oil pipelines. The company was founded in 1990 and is headquartered in Buenos Aires, Argentina.

Part of Rocca & Partners SA, San Faustin SA is an investment vehicle. The company is based in Willemstad, Netherlands.

Tenova SpA is engaged in providing metal making and mining solutions. It offers steelmaking, thermal, rolling, and strip processing services. The company was founded in 1945 and is headquartered in Castellanza, Italy.

Tecpetrol SA explores and extracts petroleum. It operates production wells, primary and secondary oil recovery plants and facilities, and a pipeline transport system carrying natural gas. The company was founded in 1981 and is headquartered in Buenos Aires, Argentina.

Techint Compañía Técnica Internacional SACI provides engineering, procurement, and construction services. It offers basic engineering for front-end loading, technical and economic feasibility studies, feasibility analyses, cost estimating and specialty consulting services, master planning, and detailed engineering, as well as pre-commissioning, commissioning, and plant start-up services. The company is headquartered in Buenos Aires, Argentina.