QUINCY, Mass.--(BUSINESS WIRE)--Myriant Corporation (Myriant), an industrial biotech company focused on the production of bio-based chemicals that substitute for petroleum-based chemicals, announced today the appointment of Susan Hager as Senior Vice President of Corporate Communications and Government Affairs. Ms. Hager will lead the Company’s strategic communications efforts and government-related activities and will report directly to Stephen J. Gatto, Chairman and Chief Executive Officer.