The Indian Space Research Organisation (ISRO) is India's national space agency. With its headquarters in Bangalore, the ISRO employs approximately 20,000 people, with a budget of around US$815 million at March 2006 exchange rate. Its mandate is the development of technologies related to space and their application to India's development. The current Chairman of ISRO is G. Madhavan Nair. In addition to domestic payloads, it offers international launch services. ISRO currently launches satellites using the Polar Satellite Launch Vehicle and the GSLV for geostationary satellites.