Rayonier Advanced Materials Inc. announced changes to the management structure in its High Purity Cellulose segment and Pulp business. Dr. Christoph Koenig will assume responsibility for all High Purity Cellulose sales, while Tomas Fernandez will assume responsibility for marketing and customer service, sustainability, high yield pulp and lignin sales, research and development, and other strategic growth initiatives. Dr. Christoph Koenig and Tomas Fernandez each bring over 25 years of experience in business leadership, sales and research and development in the specialty chemical industry. On January 12, 2021, the company announced that Frank A. Ruperto, the company's current Executive Vice President, High Purity and High Yield Cellulose Business will resign effective January 22, 2021.