
A few websites I bumped into when looking into Disney and Disneyfication (not vouching for their reliability, I'll leave that to you).
New Internationalist: Inside Disney's Dream Machine - Various articles on Disney(fication)
Global Media Giants - Information on the biggest media conglomerates
Media Conglomerates, Mergers, Concentration of Ownership on Global Issues Website created by Anup Shah. The site has over 550 articles and 7000 links to external articles on issues like trade, poverty and globalization, human rights, geopolitics, the environment etc. etc.