Nothing an afternoon of Googling can't tell you. Too much work to list them all. Current and previous British crown dependencies (also the UK) are generally good.
Unless you're an American. You'll probably be out of luck then.
Yes, a lot of companys stopped do business with Americans.
They are all afraid about the crazy US law system. Special in the last recent years, when the US government likes to see everybodys underwear, if you do business with US customers.
Unless you're an American. You'll probably be out of luck then.