Eng3 is a privately held corporation headquartered in Seattle, WA. Their patented Activated Air technology is registered with the FDA as a Class I medical device. Eng3 has sales representatives throughout the U.S. and distribution partners to manage international sales. The company’s investment partner is a highly regarded technology and equipment provider for the pharmaceutical industry worldwide. Eng3 was founded in 2003.
Eng3’s Leadership Team
Hans-Joachim Eng, Founder and CEO
Hans is trained as a materials engineer and has spent 22 years successfully managing production, quality assurance and regulatory affairs for medical companies. Before founding Eng3, he had a leading role in numerous successful ventures in the field of human implants. Hans formed and built Eng Elektonenstrahlschweissen, a German-based company that designed and produced human implants for medical use and products for the space industry. This company was also a supplier to other leading human implants companies. Prior to this venture, Hans managed quality assurance and production for the human implant division at Johnson & Johnson Corporation, and before that at Mecron GmbH.
Hans holds an advanced degree in Mechanical Engineering and Material Science from the Technical University of Berlin. He is an avid mountaineer, snowboarder and sailor and has spent more than ten years providing volunteer rescue work as a certified rescue diver and paramedic.

Rowena Gates, VP Business Development
Rowena brings years of management, business development and consulting experience to Eng3. Prior to joining Eng3, she was the CEO of Aviarc Corporation, an innovator in document chain management. At Aviarc, Rowena built the team and infrastructure that delivered a major Internet-based software solution. Before forming Aviarc, she co-founded TransInk (now ImageSource) the largest imaging value-added reseller in the western U.S. She also co-founded nPassage (now Shiplogix), which was one of the earliest companies to offer an Internet-based solution to the logistics industry. Rowena has also served as a consultant to companies forming strategic international alliances.
Rowena received a Doctorate from the University of Washington in economic geography. She serves on the Executive and Education Committees of the Washington Council of the American Electronics Association. Rowena is an outdoor enthusiast and spends her free time skiing, sailing and hiking around Seattle and her native Vancouver, Canada.
Staff at Eng3 are supportive and responsive to all the things necessary to inform potential customer so they make more informed decisions.![]()
RB, Illinois
