Soumia LYAZID CHARA

1. In charge of purchasing of precious and basic metals, portfolio of M€ 50 worldwide • Leasing and purchasing gold, palladium platinum and rhodium according to the needs of the Group. • Providing analysis and evaluations to management. • Build relationships with internal stakeholders across trading, business management, market risk, and compliance • Negotiation of master agreements with banks and traders • Market analysis and monitoring. • Negotiation and realization of "big volume" purchases of tin • Coordination of tin purchasing and negotiation for big volume purchasing. • Simulation and optimization of financial hedging with the front office of Saint-Gobain 2. In charge of purchasing Alumina Minerals for national and international market (M€ 5.5) : Feldspar ( 2M€), Slag (1 M€) and Nepheline (2.5 M€) • Development of alternative local sources for imported raw materials which helps in cost saving. • Planning and budgeting of purchase functions, involving cost estimation, contract negotiations • Liaison with finance department for timely payment of bills • Contract negotiations with strong negotiation skills • Co-ordination with transportation

Energy purchaser Saint-Gobain Achats portfolio of 130 M€ for natural gas and 30 M€ for HFO, I am also in charge of energy reporting group worldwide approximate spend 2100 M€ • Natural gas, HFO purchaser and Energy savings certificates: call for tender, contracts follow-up • World Energy Reporting • Subscription for firm or interruptible capacity of natural gas on the PRISMA European Capacity Platform. • Ensure the commercial relations with customers and sustain the internal customer • Simulation and optimization of the financial coverage • Optimize energy costs by optimizing plants production • Optimize commodity, transport and tax costs • Ensure physical delivery of energy to the plants • Risk management • Contracts legal review • Market following (Oil, gas and HFO) • Implementation of a new reporting tools