Can I bring my Friend parents to Bahrain on 3 months visit.

Can I bring my Friend parents to Bahrain on 3 months visit. Will company issue such type of visa's as they are my friend parents......or is there any agent who can provide me visa's directly on less cost....Please reply

You have to ask your company. No one here can answer.

For agents, Google search document clearing agencies in Bahrain. There are many who offer such services. But I can't recommend any particular one.