[2ion]

Europe has lost the hands and the knowledge to do that due to neglect over 30+ years. In order to be able to do such a thing, you need to educate a steady pipeline of people to become professionals that can handle the job. As for contractors who could actually be available for hire to handle this, Korea and Japan come to mind, but both are probably booked out well into the foreseeable future.

When you build a reactor, you probably don't want "first-timers" working on the project for you.