The Industry's Most Trusted

Nuclear Valve Specialists

NWS Technologies specializes in the testing, certification, and repair of nuclear safety, relief, and line valves.

Testing & Certification

NWS’s broad test program covers an extensive array of air, liquid, and steam valves. We would love to work with you to develop a benchmark test procedure.

Repair & Refurbishment

NWS’s repair and refurbishment procedures ensure all components, inspection points, and assembly techniques are in line with industry best practices and OEM requirements.

Program Development

Utilizing our extensive library of test and repair procedures and protocols, NWS will work with you to generate a cost-effective repair and test program tailored to your unique valves, plant technical requirements, and objectives.

Technical Support & Field Services

NWS offers industry and code expertise as well as field services including valve program oversight, troubleshooting, installation, and repair and certification services. We also support custom projects upon request.


We provide temperature-controlled, locked, and monitored storage that meets the requirements of NQA-1 Subpart 2.2. We offer secure, Quality Assurance controlled parts storage in our warehouse.

We’re the Total Solution for You

For over 25 years, we have dedicated ourselves to providing our customers the highest possible quality of services and documentation. Our staff will work with your team to develop a program to save you time and money.