NAICS 488310 — PORT AND HARBOR OPERATIONS
Federal contract awards classified under NAICS code 488310 (PORT AND HARBOR OPERATIONS) cover 364 unique federal contracts (407 total action records) from USASpending.gov. The top contractors, awarding agencies, and geographic concentration below are aggregated from the highest-value awards in this market — the right view for sizing competition and identifying incumbents.
Top Contractors in NAICS 488310
Largest recipients of federal contract dollars in this NAICS code (ranked by total obligated value). These are the incumbent competitors to know if you sell into this market.
| Contractor | Awards | Total Obligated |
|---|---|---|
| YULISTA SUPPORT SERVICES LLC | 1 | $36.6M |
| S.C.A. - SHIPPING CONSULTANTS ASSOCIATED LTD. | 157 | $32.4M |
| KIRA CONSTRUCTION MANAGEMENT LLC | 1 | $21.8M |
| METSON MARINE SERVICES, INC | 1 | $16.2M |
| WAYPOINT LLC | 25 | $6.1M |
| INCHCAPE SHIPPING SERVICES DUBAI LLC | 22 | $5.6M |
| BLACK BULL GROUP INC. | 8 | $4.1M |
| DOWNIE JONES SHIP STORES LIMITED | 15 | $4.0M |
| MLS-MULTINATIONAL LOGISTIC SERVICES LIMITED | 16 | $3.2M |
| OPS CORPORATION | 11 | $2.1M |
Top Awarding Agencies
Federal agencies that obligate the most spending in NAICS 488310. Click any agency to see its full contract portfolio, top contractors, and sub-agencies.
| Agency | Awards | Total Obligated |
|---|---|---|
| Department of Defense | 270 | $133.9M |
| Department of Homeland Security | 75 | $7.1M |
| Department of Commerce | 17 | $692,265.23 |
| Department of the Interior | 1 | $236,106 |
| Department of State | 1 |
Geographic Concentration
States where NAICS 488310 contract work is performed, ranked by total obligated value. Useful for sizing the local market and identifying state-level competitors.
| State | Awards | Total Obligated |
|---|---|---|
| AL | 1 | $36.6M |
| FL | 15 | $18.4M |
| VI | 10 | $13.5M |
| PA | 5 | $3.1M |
| PR | 22 | $3.0M |
| PW | 6 | $1.2M |
| GU | 6 | $901,104.9 |
| AK | 9 | $388,634.94 |
| TX | 2 | $335,175.35 |
| MI | 1 | $236,106 |
Most Recent Awards
PEARL BEACH CONSTRUCTION COMPANY
NOGRN, TOWING SERVICE - BASE PLUS THREE (3) OPTION YEARS.
MLSUSA CORP
USCGC STRATTON PORT SERVICES IN ST. THOMAS USVI.
TITANIUM LOGISTIC SERVICES, LLC
PROVIDE PORT AND HARBOR SUPPORT FOR THE NOAA SHIP GORDON GUNTER 4/12/26-5/11/26. TWO PORT CALLS
INCHCAPE SHIPPING SERVICES DUBAI LLC
CGC FEDERICK HATCH - PORT OF SAIPAN - JANUARY 12-14, 2026
S.C.A. - SHIPPING CONSULTANTS ASSOCIATED LTD.
THIS IS A FIRM FIXED PRICE TASK ORDER IS FOR PORT SERVICES PROVIDED TO CGC FLORENCE FINCH DURING THEIR PORT VISIT TO ENSENADA, MEXICO ON FEBRUARY 19-21, 2026.
All Unique Contracts in NAICS 488310
Showing 364 unique contracts (one entry per PIID, deduped from modifications) sorted by total dollars obligated.
S.C.A. - SHIPPING CONSULTANTS ASSOCIATED LTD.
HUSBANDING SERVICES FOR USNS ROBERT E PEARY PVST 54164
TITANIUM LOGISTIC SERVICES, LLC
PROVIDE PORT AND HARBOR SUPPORT FOR THE NOAA SHIP GORDON GUNTER 4/12/26-5/11/26. TWO PORT CALLS
S.C.A. - SHIPPING CONSULTANTS ASSOCIATED LTD.
USNS PVST 50743 MALAGA SPAIN
OPS CORPORATION
HUSBANDING SERVICE FOR THE USNS SACAGAWEA (T-AKE-2) PVST TO CHINHAE, SOUTH KOREA (18 OCT - 01 DEC 2025)
PARSH MARINE (S) PTE. LTD.
USNS YUKON
S.C.A. - SHIPPING CONSULTANTS ASSOCIATED LTD.
HUSBANDING SERVICES FOR HOMEPORTED SHIPS MSPS 01-31 DECEMBER 2025
WAYPOINT LLC
USS CINCINNATI PORT VISIT TO DILI EAST TIMOR HUSBANDING SERVICES TASK ORDER
S.C.A. - SHIPPING CONSULTANTS ASSOCIATED LTD.
HUSBANDING SERVICES FOR PORT VISIT #51841 USS CANBERRA, NSA BAHRAIN QUAY WALL
S.C.A. - SHIPPING CONSULTANTS ASSOCIATED LTD.
PORT VISIT #52960 USNS CESAR CHAVEZ @ BAHRAIN, KHALIFA BIN SALMAN PORT (10/30/2025 - 11/16/2025)
S.C.A. - SHIPPING CONSULTANTS ASSOCIATED LTD.
HUSBANDING SERVICES FOR USS MGK @SRIRACHA, THAILAND (11/9/2025 - 11/24/2025)
S.C.A. - SHIPPING CONSULTANTS ASSOCIATED LTD.
HUSBANDING SERVICES FOR USS GETTYSBURG PVST 53800
S.C.A. - SHIPPING CONSULTANTS ASSOCIATED LTD.
USS JLC HUSBANDING FUNDED SERVICES
DOWNIE JONES SHIP STORES LIMITED
USS JOHN L CANLEY MILCREW SUFPAC PORT VISIT TO KOROR PALAU
S.C.A. - SHIPPING CONSULTANTS ASSOCIATED LTD.
HUSBANDING SERVICE FOR THE USNS TIPPECANOE (T-AO 199) PVST TO SASEBO, JAPAN (15-17 OCT 2025)
PARADIGM MARINE, LLC
PROVIDE HUSBANDRY SERVICES TO THE NOAA SHIP FAIRWEATHER IN KODIAK.
TITANIUM LOGISTIC SERVICES, LLC
NOAA SHIP FAIRWEATHER NOME, ALASKA HUSBANDRY SERVICES.
S.C.A. - SHIPPING CONSULTANTS ASSOCIATED LTD.
HUSBANDING SERVICES FOR USS RAFAEL PERALTA @ DA NANG, VIETNAM (07-10 DEC 2025)
AMBYTH SHIPPING MICRONESIA, INC.
USNS SALVOR PVST TO PITI, GUAM (13-16 SEP 2025)
S.C.A. - SHIPPING CONSULTANTS ASSOCIATED LTD.
SEPTEMBER MSPS TASK ORDER 01-31 OCTOBER 2025
DAEKEE GLOBAL CO.,LTD
USNS SACAGAWEA (T-AKE-2) PORT VISIT TO CHINHAE, SOUTH KOREA (24SEP25 - 01NOV25)
S.C.A. - SHIPPING CONSULTANTS ASSOCIATED LTD.
HUSBANDING SERVICES FOR USNS CESAR CHAVEZ AT AL DUQM PORT, OMAN.
MLS-MULTINATIONAL LOGISTIC SERVICES LIMITED
HUSBANDING SERVICE SUEZ CANAL SOUTHBOUND FOR MAYLASIA CASE MF-P-SAZ
INCHCAPE SHIPPING SERVICES DUBAI LLC
HUSBANDING SERVICES IN APRA, GUAM FOR CSB-8022 IN ACCORDANCE WITH VIETNAM FMS CASE VM-P-SAH.
DAEKEE GLOBAL CO.,LTD
USNS REB PVST TO CHINHAE, SOUTH KOREA (25SEP-18OCT2025)
S.C.A. - SHIPPING CONSULTANTS ASSOCIATED LTD.
HUSBANDING SERVICES FOR USNS CARL BRASHEAR JEBEL ALI, UNITED ARAB EMIRATES