Stephen Hanna, based in Mercer Island, Washington, United States, is currently a Additive Manufacturing and Materials Development Consultant at SDH Consulting, bringing experience from previous roles at 3d Systems Corporation. Stephen Hanna holds a 2000 - 2005 Doctor of Philosophy in Philosophy, Chemistry @ University of California, Los Angeles. With a robust skill set that includes Product Development, Lean Manufacturing, Business Modeling, Process Improvement, Rapid Prototyping and more, Stephen Hanna contributes valuable insights to the industry. Stephen Hanna has 1 email on RocketReach.