Longenecker & Associates (L&A) is a woman-owned small business with more than 35 years of experience aiding the national security, environmental remediation and clean energy missions to improve mission performance, deliver capital asset projects on schedule and budget, implement effective governance approaches, and develop targeted business strategies for both large and small businesses. L&A provides highly specialized integrated field work with a focus on project execution. L&A’s unparalleled roster of personnel, extensive past performance and market insight is a significant differentiator to any team or project.

Amentum is a global leader in advanced engineering and innovative technology solutions, trusted by the United States and its allies to address their most significant and complex challenges in science, security, and sustainability. Our people apply undaunted curiosity, relentless ambition and boundless imagination to challenge convention and drive progress. Our commitments are underpinned by the belief that safety, collaboration, and well-being are integral to success. Headquartered in Chantilly, Virginia, we have more than 53,000 employees in approximately 80 countries across all 7 continents.

Engineering a better future for our planet and its people. We are a world-class engineering services and nuclear organization. We connect people, data and technology to transform the world’s infrastructure and energy systems. Together, with our industry partners and clients, and our global team of consultants, designers, engineers, and project managers, we can change the world.

Nuclear specialists, from end to end. We’re at the forefront of end-to-end nuclear solutions, with the unique capabilities and people to deliver through the entire lifecycle, across many reactor technologies. From large-scale new builds and ongoing maintenance to decommissioning and waste management – we’re one of the very few providers in the world to work across the whole nuclear lifecycle. 

Bechtel has been a trusted partner with the U.S. Department of Energy for over 75 years while providing critical expertise – from management and operation of national nuclear laboratories and nuclear security complex production sites, design and construction of highly secure nuclear infrastructure, and management of complex nuclear capital programs – to support safety, security, and sustainment of our nation’s nuclear deterrent.

Centrus Energy is a trusted supplier of nuclear fuel and services for the nuclear power industry. Centrus provides value to its utility customers through the reliability and diversity of its supply sources – helping them meet the growing need for clean, affordable, carbon-free electricity. Since 1998, the Company has provided its utility customers with more than 1,750 reactor years of fuel, which is equivalent to 7 billion tons of coal. With world-class technical and engineering capabilities, Centrus is also advancing the next generation of centrifuge technologies so that America can restore its domestic uranium enrichment capability in the future.

Fluor is one of the world’s largest engineering, procurement, fabrication, construction and maintenance (EPFCM) companies, providing innovative and integrated solutions to government and private sector Clients in diverse industries.

HII’s Mission Technologies division develops integrated solutions that enable today’s connected, all-domain force. Capabilities include C5ISR systems and operations; the application of AI and machine learning to battlefield decisions; defensive and offensive cyberspace strategies and EW; unmanned, autonomous systems; LVC solutions; platform modernization; and critical nuclear operations. Together, HII’s domain expertise and advanced technologies support mission partners anywhere around the globe.

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Through superior performance, innovation, the infusion of its best in class operating system, transformational initiatives, and other technical services – Honeywell Federal Solutions is proud to support the Department of Energy and the National Nuclear Security Administration’s mission by making a safer, smarter, and sustainable world.

Kiewit is one of North America’s largest and most respected construction and engineering organizations. Built on 140 years of construction excellence, Kiewit executes more than 67 million work hours annually in self-perform/direct-hire construction. As an NQA-1, ASME Section III and N-Stamp provider, Kiewit delivers commercial grade dedication, constructability insights and diverse engineering, procurement and construction solutions as a leading contractor for nuclear and government projects.

Leidos is a Fortune 500® Leidos is an industry and technology leader serving government and commercial customers with smarter, more efficient digital and mission innovations. The company’s 48,000 employees collaborate to create smarter technology solutions for customers in heavily regulated industries.

Merrick & Company founded in 1955 is an employee-owned professional engineering services firm. Our employee-owned company thrives on serving our diverse clients, both domestically and internationally. Our company maintains 26 offices across the United States, Canada, Mexico and the UK. Merrick is a nimble and agile engineering firm who can address our clients’ needs efficiently. Our niche offerings in Nuclear Facility and Containment Equipment design allows Merrick to be a clear leader in any of our Nation’s Strategic Materials Production Facilities. Merrick currently has a presence at Los Alamos National Laboratory, Y12 and Pantex Security Complex and the Savannah River Site. Merrick has also executed projects for other key clients within the DOE/NNSA Complex.

Omega Technical Services is an award-winning Critical Infrastructure Lifecycle Management firm. Since its inception in 1995, Omega has operated as a Service-Disabled Veteran-Owned Small Business (SDVOSB) that is the recognized leader in nuclear and high reliability operations across the DOE and NNSA. Throughout its 30 years, Omega has worked to support the nuclear security enterprise across the United States, completing over 1,000 contracts. We ensure the mission success of our national security clients through products aligned to our core capabilities: work integration & management; startup, readiness & commissioning; nuclear safety & operations; and program & project support.

Parsons (NYSE:PSN) is a leading disruptive technology provider in the national security and global infrastructure markets, with capabilities across cyber and electronic warfare, space and missile defense, transportation, water and environment, urban development, and critical infrastructure protection. Please visit www.parsons.com and follow us on LinkedIn and Facebook to learn how we’re making an impact.

SAIC® is a premier Fortune 500 mission integrator focused on advancing the power of technology and innovation to serve and protect our world. Our portfolio of offerings integrates emerging technology into mission critical operations. Headquartered in Reston, Virginia, SAIC has approximately 24,000 employees and annual revenues of about $7.5 billion.

TechSource is a leading high-technology science and engineering firm built on cultivating and retaining scientific, programmatic, and technical nuclear deterrence expertise. Our decades of hands-on experience and collective wisdom provides our clients unmatched insight into the evolution of the nuclear weapons complex, deterrence, and policy. Our uniquely talented and highly experienced experts have successfully navigated U.S. policies, addressed technical details, and engaged the global nuclear community. We are an authoritative voice in nuclear sciences, nonproliferation, nuclear systems technology, and in the management of national and international programs. Techsource is proud to be an active contributor to the future of deterrence.

The Aerospace Corporation supports the nuclear enterprise with agile systems and enterprise engineering, innovative technology solutions, and objective technical analyses. With over 60 years of experience advising the U.S. government on integrating complex systems, Aerospace – a national nonprofit that operates the only federally funded research and development center dedicated to space – enables the U.S. and its allies to outpace evolving threats by leveraging proven technical tools and engineering methods; advanced research, testing and evaluation labs and capabilities; and broad, deep, independent expertise in supporting U.S. military and civilian agencies on space, nuclear and national security programs.

Since the dawn of the atomic age, General Atomics innovations have advanced the state of the art across the full spectrum of science and technology – from nuclear energy and defense to medicine and high-performance computing. Behind a talented global team of scientists, engineers, and professionals, GA’s unique experience and capabilities continue to deliver safe, sustainable, economical, and innovative solutions to meet growing global demands.

With over 300 employees and offices in Rockville, MD, Washington, DC, and Albuquerque, NM, MELE is a veteran and minority-owned government contractor that has empowered its customers with innovative solutions for more than three decades. The company has an outstanding past performance history of delivering projects of all sizes for DOE, DoD, DHS, DOJ, INTERPOL, the International Atomic Energy Agency, and others. MELE’s services include National Security and Intelligence, CBRNE Defense and Security, Facility Management and Engineering, Law Enforcement and Emergency Response Training, Technical, Analytical, and Program Management Support, and IT/Cybersecurity.

ANSER is a nonprofit corporation specializing in innovative and actionable solutions to the complex national security challenges facing our nation. We have longstanding partnerships with our government clients, where ANSER employees serve as analysts, subject matter experts, and project managers, spanning a multitude of disciplines that impact national security. Our independent status enables objective, rigorous analyses and advice free from political or commercial influences.

ANSER’s strengths lie in its dedicated workforce, whose diverse knowledge, experiences and backgrounds share common ground in a strong work ethic embracing excellence and respect.

Constellis, a global leader in integrated security, training, and risk management solutions, provides physical security and emergency management services for Department of Energy facilities through its subsidiary, Centerra. Merging unmatched expertise with advanced technology, we protect people, infrastructure, and operations in the world’s most complex environments. Our highly skilled professionals are driven by a commitment to excellence, compliance, and integrity, delivering mission-critical support with confidence and precision. As a trusted partner across industries, domains, and geographies, Constellis empowers customers to secure mission success.

Govini builds software to accelerate the Defense Acquisition Process. The Ark, Govini’s flagship product, combines commercial data and artificial intelligence into applications that solve challenges across the entire spectrum of Defense Acquisition, including Supply Chain, Science and Technology, Production, Sustainment, and Modernization. With the Ark, the acquisition community eliminates slow, manual processes and gains the ability to rapidly imagine, produce, and field critical warfighting capabilities. The Ark transforms Defense Acquisition into a strategic advantage.

Holtec Government Services is an innovative company, with engineering, design, analysis, manufacturing, and site services capabilities available to meet our client’s challenges in the areas of defense, energy, high-level waste and spent nuclear fuel. Our expertise ranges from state-of the-art, multi-discipline analytical services, to field engineering and highly specialized manufacturing. Our team is comprised of experts in nuclear analyses, heat transfer and fluid flow, stress analyses, spent nuclear fuel management, and clean energy technologies and the computational tools to support them. Holtec Government Services can provide specialized reach-back services and equipment through its affiliation with Holtec International. Holtec has over 1.1 million square feet of manufacturing capacity in the U.S.  situated in Orrville, OH, Turtle Creek, PA, and at the Camden, NJ campus, which integrates state-of-the-art manufacturing with our corporate technology center and main office.  Holtec also boasts a considerable international footprint with projects, manufacturing, and operations offices in Rio de Janeiro, Brazil; Madrid, Spain; Suffolk, UK; Warsaw, Poland; Kyiv, Ukraine; and Pune, India.  Our QA program is guided by DOE Order 414.1D, which establishes the overarching requirements for a government-compliant QA system. This QA program is also in full accordance with Holtec International’s QA Program, which complies with the provisions of 10CFR 50 Appendix B, NQA-1, 10CFR72 Subpart G, 10CFR71 Subpart H, ISO 3834, and ISO 9001, and is docketed with the USNRC under docket No. 71-0784. 

SMSI is a small northern New Mexico business specializing in national security missions for the nuclear weapons complex. Our customers rely on our expert management and technical consulting services focused on federal and large industrial clients for environmental management, national security missions, large infrastructure initiatives, and specialized operations and facilities.

As a technical and management services provider and small business, SMSI knows that business success relies upon people – our clients, employees, and in the communities where we live and work.

Kellenberger is a leading provider of precision grinding solutions, specializing in innovative technologies for the manufacturing industry. With a commitment to quality and customer satisfaction, Kellenberger’s advanced machines and tailored services enhance productivity and efficiency, making them a trusted partner for businesses aiming for excellence in precision engineering.

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Lindahl Reed is a women-owned, small disadvantaged professional services firm delivering program management, scientific, technical, and advisory solutions across energy, nuclear, national security, and environmental markets. The company helps government and industry clients strengthen resilience, improve performance, and advance a safer, sustainable, and secure world for communities nationwide and globally.

Lockheed Martin operates in the nuclear deterrence market by developing and modernizing advanced delivery systems, such as ballistic missiles, and missile defense technologies. Its strategic solutions enhance U.S. national security and contribute to maintaining a credible nuclear deterrent, ensuring effectiveness against evolving global threats through robust research and collaboration with government agencies.

Spectra Tech provides nuclear and criticality safety, radiation protection, spent nuclear fuel facility management and operations, and engineering services to DOE, NNSA, and other government and commercial clients worldwide.

The Advanced Nuclear Weapons Alliance Deterrence Center focuses on enhancing global security through effective deterrence strategies, fostering international collaboration, and advancing technologies related to nuclear weapons, aiming to prevent conflict and ensure strategic stability.

TradeWind has provided technical staffing services and project-based technical support to an array of clients since 2005. Over the past twenty (20) years, TradeWind has successfully executed work tied to the US Department of Energy (DOE), the National Nuclear Security Administration (NNSA), the Department of Defense/ Department of War (DOD/DOW) as well and various other government and commercial clients in the defense, mining, and nuclear sectors. TradeWind’s primary business lines include Project Management & Business Services, Full Spectrum Engineering, Safety, Health, Security & Quality (SHS&Q), as well as Science & Technological expertise.