"BAE Systems has signed an agreement with Barzan Maintenance Shield and the Qatar Emiri Naval Force (QENF) to develop Warship Support and Naval Base Management Services for the QENF."
https://www.baesystems.com/en/article/bae-systems-announces-agreement-to-support-qatar-emiri-naval-forces-naval-base-and-warships -Cosha
https://www.baesystems.com/en/article/bae-systems-announces-agreement-to-support-qatar-emiri-naval-forces-naval-base-and-warships -Cosha