Northwestern Shipbuilding Co., South Bellingham WA
Northwestern Shipbuilding was located at 201 Harris Avenue, in the Port of Bellingham. It was formed in 1942 and closed in 1945. If anyone can provide any additional information about this yard or about the boats that it built, please e-mail it to me at tim@coltoncompany.com.
| Customer | Type | Navy Type | Pennant # | Tons | Delivery | Disposition |
| US Army | Coastal Freighter | FS | 37 | 270 | Jan-43 | Sold as "Expansion" |
| US Army | Coastal Freighter | FS | 38 | 270 | Jan-43 | |
| US Army | Coastal Freighter | FS | 39 | 270 | Jan-43 | |
| US Army | Coastal Freighter | FS | 40 | 270 | Jan-43 | Sold as "Coastal Glacier" |
| US Army | Coastal Freighter | FS | 41 | 270 | Jan-43 | |
| US Navy | Minesweeper | YMS | 285 | 278 | 26-Jun-43 | To the USSR 1945 as T-610 |
| US Navy | Minesweeper | YMS | 286 | 278 | 27-Jul-43 | Struck 1946 |
| US Army | Tug | LT | 156 | Sep-43 | To US Navy 1946 as ATA 244, later "Tyonek", abandoned in Vietnam | |
| US Army | Tug | LT | 157 | Oct-43 | Later "Santiam", abandoned in Vietnam | |
| US Army | Tug | LT | 158 | Nov-43 | Later yacht "Mary Mackin", abandoned and burnt on Burrard beach 2004 | |
| US Army | Tug | LT | 159 | Dec-43 | To Italy 1946 as "Forte", scrapped | |
| US Army | Tug | LT | 160 | Jan-44 | Later "Makah", sank in Vietnam 1969 | |
| US Navy | Tug | ATR | 31 | 850 | Jan-44 | Disposed of 1946 |
| US Navy | Tug | ATR | 32 | 850 | 19-Jan-44 | Disposed of 1946 |
| US Navy | Tug | ATR | 33 | 850 | Feb-44 | Disposed of 1946 |
| US Navy | Tug | ATR | 34 | 850 | Feb-44 | Disposed of 1946 |
| US Army | Coastal Freighter | FS | 243 | 540 | Mar-44 | |
| US Army | Coastal Freighter | FS | 244 | 540 | Apr-44 | Sold as "Expansion" |
| US Army | Coastal Freighter | FS | 245 | 540 | May-44 | Later "Libby", sold 1949 as "Veta C", later "Chelan", sank off Cape Decision 1954 |
| US Army | Coastal Freighter | FS | 246 | 540 | Jun-44 | Retained by USA as "LT Raymond Zussman", to FWS 1950 as "Penguin II" for service between Seattle and the Pribilofs, retired 1964 |
| US Army | Coastal Freighter | FS | 247 | 540 | Jul-44 | |
| US Army | Coastal Freighter | FS | 248 | 540 | Aug-44 | Sold as "Garland" |
| US Army | Tug | LT | 451 | Aug-44 | To Crowley/Red Stack 1946 as "Sea Wolf", burnt off Hawaii 1964 and scrapped | |
| US Army | Tug | LT | 452 | Sep-44 | To Peru 1977 as Ann W, sunk as target by Bolivian Navy 1979 |