| U-299 | Type VIIC/41 |
| Feldpost Number | M 05 506 |
| Construction Yard | Bremer Vulkan, Bremen-Vegesack |
| Yard Number | 64
|
| Ordered | 23rd Mar 1942 |
| Keel laid | 1st Mar 1943 |
| Launched | 6th Nov 1943 |
| Commissioned | 15th Dec 1943
|
| Baubelehrung | 6.KLA, Bremen
|
| Training, Flotillas and Duties |
| 12.43 - 07.44 | 8.U-Flottille, Danzig Ausbildungsboot (under training)
|
| 08.44 - 10.44 | 11.U-Flottille, Bergen Frontboot (operational)
|
| 11.44 - 02.45 | 13.U-Flottille, Trondheim Frontboot (operational)
|
| 03.45 - 05.45 | 14.U-Flottille, Narvik Frontboot (operational)
|
| Commanders |
| 12.43 - 08.44 | OL Helmuth Heinrich see also: U-255 |
| 08.44 - 09.44 | OL Dietrich Zehle see also: U-1009 |
| 09.44 - 12.44 | OL Helmuth Heinrich see also: U-255 |
| 12.44 - 05.45 | OL Bernhard Emde see also: U-248 |
| Operations information for U-299 |
9.6.44 - 12.6.44 First Sailing
U-299 left Kiel under the command of Helmuth Heinrich on 9th Jun 1944 and arrived at Stavanger on 12th Jun 1944 after three days. |
5.7.44 - 20.7.44 Second Sailing - active patrol
On the 5th Jul 1944, U-299 left Stavanger under the command of Helmuth Heinrich and after just over two weeks arrived at Bergen on 20th Jul 1944. |
15.8.44 - 17.8.44 Third Sailing
U-299 departed under Dietrich Zehle from Bergen on 15th Aug 1944 and arrived at Larvik on 17th Aug 1944 after two days. |
30.9.44 - 1.10.44 Fourth Sailing
U-299 left Larvik under the command of Helmuth Heinrich on 30th Sep 1944 and after one day arrived at Kristiansand on 1st Oct 1944. |
11.10.44 - 28.10.44 Fifth Sailing - active patrol
On the 11th Oct 1944, U-299 left Kristiansand under the command of Helmuth Heinrich and arrived at Bergen on 28th Oct 1944 after two and a half weeks. |
13.11.44 - 16.11.44 Sixth Sailing - active patrol
U-299 departed under Bernhard Emde from Bergen on 13th Nov 1944 and after three days arrived at Trondheim on 16th Nov 1944. |
21.11.44 - 31.12.44 Seventh Sailing - active patrol
U-299 left Trondheim under the command of Bernhard Emde on 21st Nov 1944 and arrived at Bogenbucht on 31st Dec 1944 after more than five weeks. |
18.1.45 - 21.1.45 Eighth Sailing - active patrol
On the 18th Jan 1945, U-299 left Bogenbucht under the command of Bernhard Emde and after three days arrived at Trondheim on 21st Jan 1945. |
24.1.45 - 15.4.45 Ninth Sailing - active patrol
U-299 departed under Bernhard Emde from Trondheim on 24th Jan 1945 and arrived at Kristiansand on 15th Apr 1945 after eleven and a half weeks. |