Have a friend contact them and ask about opening an account - see how fast they respond to that email.
They are still claiming to be in Delaware? If so, contact the CFTC and ask them if GIG is properly licensed and registered to be operating in the USA.
Definitely keep everyone informed about this. Brokers suddenly not responding to withdrawal requests is often a sign that the broker is running out of cash.
Let James know that the FPA is watching this and keep the thread up to date.