Quite a few do. However, in My opinion that is a totally illogical positon to take. In todays society, we spend the vast majority of our time at work and therefore the overwhelming amount of our social interaction will occur there. Think about it; are you most likely to mention to others that you met your Significant Other at work -or at some bar when you were attempting to drown away the stresses of work... ?
It is an international service firm and actually selective in accepting clients. I happen to think it is successful because clients actually believe the company hype about training and selection.Neither are anywhere near what is claimed. I will forego naming them until changing employment.