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Division Spotlight
Fusion Energy
This division promotes the development and timely introduction of fusion energy as a sustainable energy source with favorable economic, environmental, and safety attributes. The division cooperates with other organizations on common issues of multidisciplinary fusion science and technology, conducts professional meetings, and disseminates technical information in support of these goals. Members focus on the assessment and resolution of critical developmental issues for practical fusion energy applications.
Meeting Spotlight
Nuclear Energy Conference & Expo (NECX)
September 8–11, 2025
Atlanta, GA|Atlanta Marriott Marquis
Standards Program
The Standards Committee is responsible for the development and maintenance of voluntary consensus standards that address the design, analysis, and operation of components, systems, and facilities related to the application of nuclear science and technology. Find out What’s New, check out the Standards Store, or Get Involved today!
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Jun 2025
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Nuclear Science and Engineering
August 2025
Nuclear Technology
July 2025
Fusion Science and Technology
Latest News
WIPP’s SSCVS: A breath of fresh air
This spring, the Department of Energy’s Office of Environmental Management announced that it had achieved a major milestone by completing commissioning of the Safety Significant Confinement Ventilation System (SSCVS) facility—a new, state-of-the-art, large-scale ventilation system at the Waste Isolation Pilot Plant, the DOE’s geologic repository for defense-related transuranic (TRU) waste in New Mexico.
2022 ANS Winter Meeting and Technology Expo
John R. Longenecker, the Chief Executive Officer of Longenecker & Associates, Inc. (L&A), has more than 35 years experience in energy and national defense. L&A was founded in 1989 and is a woman-owned, Nevada-based small business, specializing in project delivery, mission assurance and business solutions to the nuclear, environmental management and defense industries. Mr. Longenecker also serves as the Managing Director of the Energy Facility Contractors Group (EFCOG). EFCOG promotes excellence in all aspects of the operation, management, and integration of DOE facilities in a safe, environmentally sound, efficient and cost-effective manner through the ongoing exchange of information on lessons learned.
President Bush appointed Mr. Longenecker in December 1992 to serve as Transition Manager for the United States Enrichment Corporation, a government-owned, for-profit corporation that provides uranium enrichment services to electric utilities throughout the world. From 1983 to 1987 Mr. Longenecker served in the Reagan Administration as the Deputy Assistant Secretary for Uranium Enrichment in the U.S. Department of Energy. Prior to managing the U.S. uranium enrichment enterprise, Mr. Longenecker held other management positions in DOE and its predecessor agencies, including serving from 1981 to 1983 as the Program Manager for the CRBRP Project. In this position, Mr. Longenecker was the primary interface with the NRC during the project licensing process.
Mr. Longenecker has appeared before the Congress of the United States on numerous occasions, and has presented papers in various national and international forums.
Mr. Longenecker is a member of Tau Beta Pi Honorary Engineering Society, the American Nuclear Society (ANS), the University Club, the Porsche Club of America, and the Desert Sportsman Club. Mr. Longenecker serves as a member as a member of the Executive Committee and the Board of Directors of WM Symposia, a non-profit organization dedicated to providing education and information exchange on global waste management issues. L&A directly supports these efforts by providing scholarships annually to students via the Roy Post Foundation.
Mr. Longenecker is a lifetime member of the Walter Reed Society, and L&A annually provides financial support to its Wounded Warriors programs. He also is a Trustee of the Nevada Test Site Historical Foundation and a member of the Development Committee of the Las Vegas based National Atomic Testing Museum.
Mr. Longenecker received both his Bachelor of Science and Master of Science degrees, with academic honors, from the Pennsylvania State University. Mr. Longenecker was recognized in April 2006 as an Outstanding Engineering Alumnus by Penn State.
Last modified April 12, 2022, 12:17pm MST
