Manufacturing & industry
Alpha Design Technologies
Bengaluru defence-electronics maker held as a subsidiary by Adani Defence since 2018, whose consortium assembled ISRO's IRNSS-1H, IRNSS-1I and EOS-04 satellites.
Company directory
Indian space companies and agencies
Profiles of the organisations shaping spaceflight from India — agencies, launch companies, satellite builders and their suppliers — plus the international players our reporting covers, each linked to our coverage.
Manufacturing & industry
Manufacturing & industry
Ananth Technologies
Hyderabad electronics maker reported as the first private firm to hand ISRO fully integrated satellites, and authorised to sell geostationary broadband from 2028.
Manufacturing & industry
Centum Electronics
Bengaluru electronics maker that says its parts have flown on satellites since 2002 and counts ISRO among its customers; its French and Canadian subsidiaries were wound up in 2026.
Manufacturing & industry
Godrej Aerospace
Mumbai manufacturer of ISRO's Vikas engines and CE20 thrust chambers, which delivered the first human-rated L110 stage engine for Gaganyaan in November 2025.
Manufacturing & industry
Hindustan Aeronautics Limited
India's state-owned aerospace maker, licensed since 2025 to build and sell ISRO's SSLV and, with L&T, producer of the first industry-built PSLV.
Manufacturing & industry
Larsen & Toubro
Mumbai engineering group and one of ISRO's oldest industrial suppliers — booster segments, umbilical plates and tracking radar, and half of the HAL–L&T PSLV consortium.
Manufacturing & industry
Lockheed Martin
American aerospace manufacturer that reported Space segment sales of $13.029 billion for 2025 and whose Orion capsule flew NASA's Artemis II crew around the Moon in April 2026.
Manufacturing & industry
Northrop Grumman
NYSE-listed defence contractor whose Space Systems sector builds the Cygnus station freighter, solid rocket motors and the James Webb Space Telescope's spacecraft bus.
Manufacturing & industry
Paras Defence and Space Technologies
Navi Mumbai optics and optronics company supplying ISRO and DRDO; it reported FY26 revenue of Rs 476.57 crore and a closing order book of Rs 986 crore.
Manufacturing & industry
Walchandnagar Industries
Pune heavy-engineering company that has supplied ISRO booster casings and segments since the SLV-3 in 1973, and cut its net loss to Rs 14.68 crore in FY26.