Mr. William Kohnen is President/CEO of Hydrospace Group which provides expert knowledge in pressure vessels and underwater vehicle systems. With 25 years experience in space and subsea engineering, the expertise extends to pressure applications in medical, commercial & naval subsea vehicles as well as nuclear containment systems. Hydrospace offers a full array of engineering analysis capabilities, integrated project management, design and fabrication solutions and testing for manned and unmanned systems, sub-systems and components. Mr. Kohnen is also co-founder of SEAmagine Hydrospace Corp. which specializes in the design and construction of manned submersibles. Mr. Kohnen has a background in aerospace with a B.Eng and M.Sc. Electrical Engineering from McGill University, Canada. Mr. Kohnen has a broad range of field operations planning and management expertise with manned submersibles coupled with an extensive technical knowledge of critical sub-systems including Pressure Vessels for Human Occupancy, high reliability power & propulsion, life support, launch & recovery and emergency systems for certification with ABS, US Coast Guard and Cayman Islands Shipping Registry. His extensive field experience includes operations in the Mediterranean, Caribbean, US Pacific Coast, Central America and Australia. Mr. Kohnen has been chair of the Marine Technology Society Manned Underwater Vehicles Committee since 2003 and organizes the yearly MTS MUV program at the Underwater Intervention conference to cover the many issues regarding the manned submersible industry. He is an active member of the ASME Pressure Vessel for Human Occupancy (PVHO) Committee and of the Deep Submersible Pilot Association. He is also engaged as an industry representative on the ALVIN Replacement HOV Oversight Committee (RHOC and is a member of the ABS Special Committee on Underwater Systems and Vehicles.