Yasuhisa Okamoto (Yasu) is Managing Director for Drax Asia Japan, leading the organisation's business development team and Tokyo field office in Japan.

Yasu established Sumitomo Corporation's biomass business in 2002 and led its growth in wood pellets in Japan. While at Sumitomo, Yasu played an active role in establishing the company’s upstream integration into wood pellet manufacturing in South America and Canada. Following Sumitomo’s investment in Pacific Bioenergy, Yasu went on to support their sales team as SVP of Sales and Logistics, focusing on the long-term sustainability and traceability of wood pellets.