Storage / Transport Experts

Manager, Cask Development Projects

Steve Sisley is Manager of Cask Development Projects, responsible for directing the progress of new design development, licensing and amendments for the NAC’s spent fuel storage and transportation cask systems.

Mr. Sisley has over 25 years of experience in similar roles, specifically focused on the evolution of spent fuel management technology licensed by the U.S. Nuclear Regulatory Commission and foreign authorities. He produces licensing strategies for spent fuel management systems, establishes the bases for licensed technologies, and assures continual compliance with regulatory requirements.

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Director of Transportation Projects

Mike Valenzano, Director of Transportation Projects for NAC International, is responsible for supporting transportation operations using NAC’s fleet of NRC-licensed casks in performing worldwide transportation of used nuclear fuel (UNF), fresh fuel, and other nuclear materials. He directs resources and activities required for NAC’s transport services projects for the U.S. Department of Energy, U.S. Department of Defense, other domestic and international government agencies, and commercial clients.

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Manager, Applied Mechanics Engineering Design

Mike Yaksh is Manager of Applied Mechanics Engineering Design, responsible for the structural and thermal analyses of spent fuel storage and transport packages and operational equipment design. He is the primary technical interface for these analyses with the U.S. Nuclear Regulatory Commission and other international competent authority organizations supporting NAC’s fuel transportation and storage operations.

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