Oriental Institute of Management (OIM) is affiliated to Mumbai University located in Vashi, Navi Mumbai, Maharashtra, India. This institute was established in by the parent body Oriental Education Society. Contents. [hide]. 1 Brief; 2 Facilities; 3 Academics. Master of Management Studies (MMS); Part-Time Courses. Oriental Institute of Management, Mumbai: See 3 courses. Read 1 questions. Find admission process, eligibility, fees, rankings, placements, infrastructure and . OIM among the top Leading Business School in Navi Mumbai providing MMS, PHD and Research courses in Navi Mumbai. It is rated among top Management.