Universal Licensing System
WDB4477
Great Lakes Dredge & Dock Company, LLC
License details
| ULS identifier | 2524913 |
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| Call sign | WDB4477 |
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| Radio service | SB |
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| Status | A |
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| Grant date | 2023-06-02 |
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| Expiration | 2033-06-20 |
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| Source archive | l_ship.zip |
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| Dataset refreshed | 2026-08-02 02:58:07 |
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Licensee
| Name | Great Lakes Dredge & Dock Company, LLC |
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| Applicant type | C |
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| FRN | 0011437274 |
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| Location | Houston, TX |
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| Address | 9811 Katy Fwy Suite 1200, Houston, TX, 77024 |
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License history
| Date | File or call sign | Action |
|---|
| 2023-06-02 | WDB4477 | LIREN |
| 2023-03-27 | WDB4477 | LETRES |
| 2022-04-09 | WDB4477 | LIAUA |
| 2020-12-10 | WDB4477 | LIAUA |
| 2013-06-13 | WDB4477 | LIREN |
| 2013-03-25 | WDB4477 | LETRES |
| 2011-06-08 | WDB4477 | ESUFNR |
| 2003-06-20 | WDB4477 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 2524913 | 2026-08-02 02:58:07 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WDB4477 | ULS 2524913 | 2026-08-02 02:58:07 |
| Status | A | ULS 2524913 | 2026-08-02 02:58:07 |
| Service | SB | ULS 2524913 | 2026-08-02 02:58:07 |
| Grant Date | 2023-06-02 | ULS 2524913 | 2026-08-02 02:58:07 |
| Expiration Date | 2033-06-20 | ULS 2524913 | 2026-08-02 02:58:07 |