In terms of the current definition of a mercenary, many of these companies can be classified as mercenaries or employing mercenaries, although they themselves do not define their activities in that way.
依现行雇佣军定义，私营军事和安保公司有许多都可归类为雇佣军或在雇用雇佣军，不过它们本身不这么定义自己的活动。