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.
PIER SERVICES AT FUJAIRAH, UAE.
RYZHKA INTERNATIONAL LLC
TO REQUISITION BOOMING SERVICES AT NH BETWEEN SEPTEMBER TO DECEMBER 2024
S.C.A. - SHIPPING CONSULTANTS ASSOCIATED LTD.
PIER SERVICES CGC ROBERT GOLDMAN FUJAIRAH, UAE POP: 11NOV25-12NOV25
S.C.A. - SHIPPING CONSULTANTS ASSOCIATED LTD.
HUSBANDING SERVICES IN SUPPORT OF USS FORREST SHERMAN CANARY ISLANDS SPAIN
S.C.A. - SHIPPING CONSULTANTS ASSOCIATED LTD.
PIER SERVICES CGC SCHEUERMAN FUJAIRAH, UAE POP: 08OCT25
S.C.A. - SHIPPING CONSULTANTS ASSOCIATED LTD.
USS FORREST SHERMAN @ JEDDAH-SAUDI ARABIA (10/09/2025-10/13/2025)
S.C.A. - SHIPPING CONSULTANTS ASSOCIATED LTD.
PIER SERVICES CGC JOHN SCHEUERMAN NAVAL BASE, KUWAIT POP: 24NOV25-26NOV25
BLACK BULL GROUP INC.
USS FITZGERALD PORT VISIT @SRI LANKA, COLOMBO
MLS-MULTINATIONAL LOGISTIC SERVICES LIMITED
THIS TASK ORDER IS A FIRM-FIXED PRICE ORDER FOR PORT SERVICES PROVIDED TO CGC ALDER AT ENSENADA MX FROM JANUARY 22-25, 2026, IAW TERMS AND CONDITIONS OF NAVSUP GMAC
S.C.A. - SHIPPING CONSULTANTS ASSOCIATED LTD.
HUSBANDING SERVICES IN SUPPORT OF USS UNIT HEKKINGEN, NORWAY PORT VISIT 53861
WAYPOINT LLC
USS JOHN FINN TO WHITE BEACH (OKINAWA), JAPAN (29SEP-01OCT25).
PARSH MARINE (S) PTE. LTD.
PVST 53521 USNS SALVOR @ PHILIPPINES, SUBIC BAY (11/02/2025 - 11/05/2025)
PORT OF SEATTLE
NOAA SHIP OSCAR DYSON REQUESTS DOCKAGE AT PORT OF SEATTLE WHEN AVAILABLE BETWEEN 28 DECEMBER, 2023 THROUGH 31 JANUARY, 2024. VESSEL PREFERS TERMINAL 91, PIER 90 91.
S.C.A. - SHIPPING CONSULTANTS ASSOCIATED LTD.
HUSBANDING SERVICES FOR USS MITSCHER @ SAUDI ARABIA, YANBU (11/01/2025 - 11/02/2025). PORT VISIT #53361
CROWLEY MARINE SERVICES, INC.
EXPEDITED TUG SERVICES FOR HICKORY MOORING TO SD PIER
S.C.A. - SHIPPING CONSULTANTS ASSOCIATED LTD.
USS TRIPOLI PORT VISIT TO SASEBO JAPAN WITH PVST ID 51461
S.C.A. - SHIPPING CONSULTANTS ASSOCIATED LTD.
USCGC ACTIVE - MANZANILLO - 08 DEC 2025 - 10 DEC 2025
PORT OF SEATTLE
PROVIDE DOCKAGE AND CERTAIN ADDITIONAL SERVICES FOR THE NOAA SHIP OSCAR ELTON SETTE AT SEATTLE, WA ON THE DATES SPECIFIED BELOW AT A SECURE DEEP WATER CARGO PIER. ARRIVAL NOVEMBER 8TH DEPARTURE NOVEMBER 14TH, 2024
DOWNIE JONES SHIP STORES LIMITED
GMAC PORT SERVICES FOR LOGISTICAL RON IN MAJURO, MARSHALL ISLANDS FROM JAN 7 2025- JAN 8 2025
INCHCAPE SHIPPING SERVICES DUBAI LLC
HUSBANDING SERVICES FOR USS MILIUS PORT VISIT TO YOKOSUKA, JAPAN (11DEC2025)
S.C.A. - SHIPPING CONSULTANTS ASSOCIATED LTD.
HUSBANDING SERVICES IN SUPPORT OF USS UNIT IN HEKKINGEN, NORWAY FOR PORT VISIT 53922
PARADIGM MARINE, LLC
ICE BREAKING SERVICES FOR WOMANS BAY, KODIAK, ALASKA
S.C.A. - SHIPPING CONSULTANTS ASSOCIATED LTD.
USCGC JOSEPH TEZANOS SANTO DOMINGO, DR. 04-07 JAN 2026
EMS SHIPPING & TRADING GMBH
USCGC WILLIAM FLORES NASSAU THE BAHAMAS 24 TO 26 JAN 2026
PARADIGM MARINE, LLC
ICE BREAKING SERVICES FOR WOMANS BAY, KODIAK, ALASKA