
Clear authority. Controlled regional execution.
Altum combines executive leadership in Dubai with accountable regional management and formal approval controls.

Yao Sylvain Kossonou · Founder & CEO
International-trade and petroleum-transaction structuring specialist with 14 years of experience in petroleum-product trading. As CEO of Altum Trading FZCO, the Group’s Dubai-based parent company, he leads global strategy, contractual negotiations and market development while overseeing the disciplined growth of the Group’s regional platforms.
- Fourteen years in petroleum-product trading
- International trade and petroleum-operation structuring
- Group strategy and contractual negotiations
- Global market development and regional oversight

Tié Frédéric Youan Bi · Managing Director West Africa
International trade-finance professional responsible for the growth strategy and regional expansion of Altum Trading West Africa. Drawing on experience with major American and European multinational companies, he structures reliable trade flows between importers and exporters of petroleum products and commodities, with particular expertise in pre-financing, post-financing and country-risk mitigation.
- International trade finance and structured financing
- Pre-financing and post-financing solutions
- Country-risk assessment and hedging mechanisms
- Regional growth, partner confidence and market development

Dage Nyave Sébastien · Director General Central Africa
Bilingual business professional and entrepreneur specialising in international trade and commercial development. His experience covers petroleum products, commodity transactions, supplier and buyer relations, preliminary counterparty due diligence, trade-finance instruments, maritime logistics and cross-border business development across Central Africa and international markets.
- International trade and petroleum-product transactions
- Commercial negotiation and strategic partnerships
- Counterparty review and transaction documentation
- Maritime logistics and regional supply-chain development
Governance model
Banking instruments, strategic contracts, high-risk counterparties and material commitments remain reserved matters. Operational teams act within written mandates, hub restrictions and documented approval workflows.
Engage the appropriate Altum team.
Use the structured RFQ for a transaction, or the Partner Gateway for onboarding and controlled document exchange.