Birla Institute of Technology Old Students Association Rajasthan (BITOSA Rajasthan) is a community of 2500+ BITians either living in Rajasthan or from Rajasthan. BITOSA Global (Birla Institute of Technology Old Students Global Association) is BIT Mesra's (A 65 year old institute, with 9 campuses and home of 100,000+ BITians) Alumni body, and an umbrella organization that has been formed to coordinate the activities of its various alumni chapters. It has 25000+ registered alumni and has 9 chapters in UK, SV-USA, Mumbai, Delhi-NCR, Bangalore, Gujarat, Pune, Kolkata & Ranchi. Rajasthan is the 10th and youngest chapter under the umbrella organization.