They were Pwned long ago.....
"stealing corporate secrets and rifling through their customers' networks". How is this different than using armies of nearly competent 3rd party resources for key support/stewardship of your IT?
You gave your data away when you made those economical decisions. Hope your "solution partner" SLA covers all your damage...
Is it really vastly skilled hax0rs targeting things, or do the service providers _need_ it to be a very advanced attack to avoid liability.