CORYS Inc Employee Directory

Computer SoftwareFlorida, United States11-50 Employees

Corys Thunder, Inc. operates as the North American arm of CORYS T.E.S.S., with its U.S. presence anchored in Jacksonville, Florida. It focuses on developing simulators and related services for the nuclear power and rail industries, and is described as the largest provider of these offerings in North America. In the United States, over 60% of nuclear plant simulators are powered by CORYS products, and the company has supplied more than 100 rail simulators in North America, part of a global total exceeding 500.

Its Jacksonville facility supports the full lifecycle of development and production, including software, fabrication, assembly, integration and testing. The company serves customers in the nuclear and rail sectors by delivering training and simulation tools, while maintaining Buy America compliance. In May 2026, Corys Thunder announced a contract with Framatome to develop a dynamic training simulator for a Vacuum Arc Remelting oven at the Ugine site.

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