New London Ship and Engine Company
| Industry | Diesel engines |
|---|---|
| Founded | 1910 |
| Founder | Lawrence York Spear |
| Fate | Dissolved circa 1925 |
| Headquarters | Groton, Connecticut |
Key people |
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| Products | Diesel engines |
The New London Ship and Engine Company (NELSECO) was established in Groton, Connecticut as a subsidiary of the Electric Boat Company to manufacture diesel engines.