exits from following shipyards and builders about present or former contracts as trials command:
| Abeking & Rasmussen |
 |
| bremenports |
 |
| Ferrostaal | |
| Hegemann |  |
| Kusch Yachtbau |  |
| Lloyd Werft |  |
| Lürssen Werft |  |
| MPC Marine |  |
| Motorenwerke Brhv. |  |
| Neptun Werft |  |
| Niedersachsen Port |  |
| Nobiskrug |  |
| Peterswerft |  |
| Rolandwerft und Peenewerft |  |
| Schichau Seebeck |  |
| J.J.Sietas |  |
| Bremer Vulkan |  |