?- Hindustan Aeronautics Limited (HAL)
- Defense Research and Development Organisation (DRDO)
- Ordance Factory Board (OFB)
- Bharat Electronics Limited (BEL)
- Goa Shipyard Limited (GSL)
- Hinduja Group
- Kalyani Group
- Tata Sons Private Limited
- Reliance Group
- Mahindra & Mahindra Ltd.
- Rafael Advanced Defense Systems Ltd.
- Israel Aerospace Industries
- Rostec
- United Aircraft Corporation
- The Boeing Company