The Indian Space Research Organization is the essential space office of India. ISRO is among the biggest government space organizations on the planet.

India has dispatched 83 Indian satellites (starting 28 April 2016) of numerous sorts since its first in 1975. Satellites have been propelled from different vehicles, including those dispatched by American, Russian and European rockets, and in addition those dispatched indigenously by India. The association in charge of India's satellite system is the Indian Space Research Organization (ISRO).

ISRO Centres
• Vikram Sarabhai Space Centre (VSSC)
 Liquid Propulsion Systems Centre (LPSC)
• SDSC SHAR
 ISRO Satellite Centre (ISAC)
 IPRC Mahendragiri
 Space Applications Centre (SAC)
 National Remote Sensing Centre (NRSC)
 ISRO Telemetry, Tracking and Command Network (ISTRAC)
 ISRO Inertial Systems Unit (IISU)
 Laboratory for Electro-Optics Systems (LEOS)
 Development and Educational Communication Unit (DECU)
 Indian Institute of Space Science and Technology (IIST)
 Indian Institute of Remote Sensing (IIRS)
• Physical Research Laboratory (PRL)
• National Atmospheric Research Laboratory (NARL)
 Master Control Facility (MCF)
 North Eastern-Space Applications Centre (NE-SAC)
 Semi-Conductor Laboratory (SCL)
 Department of Space and ISRO HQ
 Antrix Corporation Limited