nuclear engineering

world-class engineering services and nuclear organization. We connect people, data and technology to transform the world’s infrastructure and energy systems.

decommissioningdigital twinsengineering consultancylife extensionprogram managementwaste management

Container Technologies Industries, LLC (CTI Fab) is a Tennessee-based metal fabrication company providing design and engineering solutions with expertise in mechanical, civil, structural, and nuclear engineering. Since its founding in 1999, CTI Fab has delivered ASME Nuclear Quality Assurance-1 containers to the U.S. Department of Energy and prime contractors, the U.S. Department of Defense, the commercial nuclear industry, and the chemical industry for over 25 years, with over 300 container designs.

ASME NQA-1 manufacturingAWS D1.1 & D1.3 weldingcivil engineeringdesign and engineeringinspection and testingMechanical Engineeringmetal fabricationstructural engineeringwelding

C S Engineering, Inc. is a veteran-owned small business providing quality technical services to the nuclear and chemical industries for over 30 years. Established in 1992 and headquartered in Knoxville, Tennessee, it retains a core group of highly experienced engineers supporting long-term and short-term projects in any location.

configuration managementindustrial safety programsnuclear criticality safetyproject managementsystem engineeringtechnical & safety audits

Denali Engineering Services is a multi-disciplinary engineering firm offering integrated engineering solutions across HVAC, process, machine design, structural, electrical, and I&C engineering. The firm serves industries including nuclear, MEP, manufacturing, fuels, energy, water treatment, and environmental, pairing modern digital workflows with engineering discipline to deliver efficient, compliant, and scalable solutions.

3D Modelingcomputational fluid dynamicscondition assessmentDCS programmingElectrical Engineeringfield engineeringfinite element analysisHVAC system designI&C engineeringmachine designpiping system layoutPLC programmingpressure vessel designprocess engineeringstructural engineeringwater treatment system design

GSI-TS, LLC (GSI) is an engineering and security services company providing technical solutions for U.S. federal agencies, government contractors, and private commercial companies worldwide. It was established as a Joint Venture by GEM Technology International, Corp. and Spectra Tech, Inc.

biological & industrial engineeringelectrical engineering & instrumentation designinternational nuclear safeguardsMechanical Engineeringsecurity policy developmentstructural & civil engineeringtechnical securitytraining programsvulnerability analyses and risk assessments