I think by "big company" you probably mean those who do business in other countries. Doing business in other countries requires you to be subject to the decisio

I think by "big company" you probably mean those who do business in other countries. Doing business in other countries requires you to be subject to the decisions of they make if you want to do business there. I think if neither was doing business in the UK (I can only dream) there would be no case to answer.