I'm not surprised at all.
I support a grassroots rescue organization for dogs where I know the funds go TO the dogs - not those running it.
That said....this website is helpful and there are probably more that keep an eye on some of the charities...
Charity Navigator - America's Largest Charity Evaluator | Home
My late Aunt Bobbie had a policy of donating no more than $5.00 when she gave. But she donated to quite a few causes. Interesting...