Reeve (Cait Sith) is the WRO head, but dialogue in Dirge of Cerberus suggests Rufus might be providing funding.

That warning sign on the highway was quite apt, I thought - after all, it's an unfinished highway that ends in a sheer drop, so it's good that they've closed it off. Also, it heads back toward Midgar - and in DoC we're told that the leaking Mako energy from the damaged reactors have made the city unfit for re-colonisation. [q=Seal Evil]Dare I ask...

Um, WRO?[/q]World Regenesis Organization, a group that was formed after Shinra's downfall, in order to keep the planet stable and peaceful, and to prevent anyone threatening its existence again.