The base of the corporate pyramid is usually crowded with competition heating up as you rise through mid-level management and gets really lonely at the top. Only the best rise to the very top. We usually admire and look up to the success stories in the business world. How do you rise from an intern to a CEO? There are no secrets; Hard work, focus, ambition, loyalty and people skills have a way of rewarding the faithful. Here are five ordinary CEO’s who rose from interns to CEO by walking the talk.