What types of projects do corporate foundations fund?

They fund projects that align with their company values and their foundation guidelines. Here is a list of the top wealthiest foundations worldwide. http://en.wikipedia.org/wiki/List_of_wealthiest_foundations
You can write them and get their guidelines. You can also speak with fund raisers or grant writers for information, too. Here’s a good website about fund raising: http://www.fundraisers.com/index.php

P. S. You can also get the guideslines on some of the foundations’ websites. Just google off of the wealthiest foundations list.