For private grants, you may want to check the Foundation Center's Foundation Grants for Individuals Online. It's a subscription based website ($9.95 per month) but their opening blurb only says that the database is ideal for "students, ...
Nell Derick Debevoise, Founder and CEO of Inspiring Capita, shares what she thinks are the three main ingredients in finding your place in social enterprise.
Business Grant Application Process | Personal Government Grants