Company Name City R .B Business Promotion Pvt . Ltd Chennai R Systems International Ltd Chennai R-TECH Chennai R. STAHL (P) LTD. Chennai RAAM INFOTEC Chennai Rachna Transcriptions P Ltd Chennai Radko Systems Pvt Ltd Chennai Rage Communications Chennai Raison Technologies Chennai Rajasri Systems Private Limited Chennai Rajkamal Barscan Systems Pvt. Ltd. Chennai Raksha Technologies Private Limited Chennai RAL Software Chennai Ralco Synergy Pvt Ltd Chennai Raltes Technologies Chennai Ram Caddsys Pvt Ltd Chennai Ramco Systems Chennai RAMPRABAKAR & CO Chennai Random Infotech Chennai RAP Technologies Private Limited Chennai Rashi Peripherals Pvt Ltd. Chennai Rashmi Infomedia Limited Chennai Rashmi Infomedia Limited Chennai RATHNA NETWORK & COMMUNICATIONS PVT.LTD Chennai Raveen Systems Private Ltd. Chennai Ravel Electronics Private Limited Chennai Ravilla Communications Chennai Rayyaan Infotech P Ltd Chennai Reach Management Consultants Private Limited Chennai REACH Sewn Technologies and Consulting Pvt. Ltd. Chennai