The private domain registration is not a good sign for a not for profit.
It makes it hard for someone to look up your 990. How about posting a link?
Given the fantastic response levels to this I'd hope to see more information about the group, the charities, and more extensive financial disclosure. It's all too easy to claim great utilization rates and great recipients. That said, it seems a very worthy cause and you seem to have picked a good place to promote it.