You also don't need to be using the same ip for collusion, ((like you said you wasn't))
And they didn't randomly ban just you 2, that happen to know each other, you most likely got reported by players (not that hard to spot) and they reviewed your hand history.
Your post only makes you look more guilty with these claims
You most likely was cheating and now you're both complaining because your funds was frozen.
You post only makes you look more like a casino rep.
Seriously... you can't take someone to court, decide he's guilty, and then when he refutes things you say respond with "that only makes you look more guilty".
What's going on here is very kafkaesque and very disturbing and if you weren't a casino rep I'd be surprised you don't see that.