Given Conway's Law, I wonder what sort of structure this cluster will have. The companies which recieve this funding will have to report according to some stand

Given Conway's Law, I wonder what sort of structure this cluster will have. The companies which recieve this funding will have to report according to some standard, which becomes the metric which becomes the target. If the project does not succeed it really should spell the end of the EU's organizational structure... Does anyone know examples of EU-wide mega-engineering projects like this?