Oriental Carbon & Chemicals Ltd
Oriental Remedies & Herbals Ltd
Orissa Minerals Development Company Ltd
Omnitex Industries (India) Ltd
Oriental Rail Infrastructure Ltd
One Global Service Provider Ltd
Objectone Information Systems Ltd
Olympic Management & Financial Services Ltd
Oracle Financial Services Software Ltd
Oswal Spinning and Weaving Mills Ltd
Otoklin Plants & Equipment Ltd
Omega Interactive Technologies Ltd
Orient Green Power Company Ltd
Orissa Sponge Iron & Steel Ltd
Omkar Speciality Chemicals Ltd
