Yes - they would be violating US sanctions on the countries in question, and would be subject to heavy fines. For an example of a company being penalized for vi

Yes - they would be violating US sanctions on the countries in question, and would be subject to heavy fines. For an example of a company being penalized for violating these sanctions, see http://www.ibtimes.co.uk/rbs-iran-sanctions-fine-ross-mcewan-compliance-529411 http://www.ibtimes.co.uk/rbs-iran-sanctions-fine-ross-mcewan...