?- Honeywell International Inc.
- General Electric Company
- Thales Group
- BAE Systems PLC
- Cobham Limited
- Esterline Technologies Corporation (TransDigm Group)
- Diehl Stiftung & Co. KG
- L3Harris Technologies Inc.
- Raytheon Technologies Corporation
- Meggitt PLC
- Teledyne Technologies Incorporated
- Safran SA