Profiles and reporting for 17 Indian space organisations working in engineering. Only capabilities shared by at least three published profiles receive an index page.
Aero Dimensions is an active Kerala aerospace engineering and manufacturing company; its website describes spacecraft and satellite assemblies, prototyping, fabrication, and testing services.
Bengaluru startup founded in 2024 building EVEREST, an 800 kN full-flow staged combustion methalox engine unveiled in August 2026 with no full-scale firing or flight yet.
Varanasi startup developing a proposed LEO positioning, navigation and timing system; a 2026 conference paper describes GNSS-resilience work and constellation plans.
Bengaluru multi-sensor Earth-observation company whose OptoSAR satellite Drishti reached orbit on 3 May 2026 and fell silent weeks later after a geomagnetic storm.
Chennai company building the SIDRP satellite docking-and-refuelling port; its first satellite, AayulSAT, was lost when ISRO's PSLV-C62 failed on 12 January 2026.
Bengaluru startup building a reusable landing rocket; it hot-fired a 3D-printed 5 kN liquid-oxygen and methane cryogenic engine in August 2026 after three failed ignitions.
Bengaluru hyperspectral Earth-observation company flying six Firefly satellites and leading the ₹1,200 crore consortium building India's national EO constellation.
Chennai aerospace organisation whose student-built satellites include Satish Dhawan SAT launched on PSLV-C51; its site documents AzaadiSAT, KalamSAT and ongoing missions.
Bengaluru propulsion company supported by Indian government programmes and IISc, developing solid propulsion, pyrotechnics and dual-use aerospace systems.