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.
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.
S.C.A. - SHIPPING CONSULTANTS ASSOCIATED LTD.
PORT SERVICES AS REQUIRED DURING VISIT TO INCLUDE SEWAGE, POTABLE WATER, VEHICLE RENTALS, TUG SERVICES AND PILOT RESERVATION
S.C.A. - SHIPPING CONSULTANTS ASSOCIATED LTD.
THIS IS A FIRM FIXED TASK ORDER FOR CGC JAMES (WMSL 754) BSF ON 14 OCT 2025 IN PUERTO QUETZAL, GUATEMALA
INCHCAPE SHIPPING SERVICES DUBAI LLC
USS PREBLE PORT VISIT TO WHITE BEACH, OKINAWA, JAPAN (14 - 15 OCTOBER 2025)
WAYPOINT LLC
THIS TASK ORDER IS FOR THE HUSBANDING SERVICES FOR CGC ROBERT WARD RECEIVED DURING THEIR PORT VISIT TO CABO SAN LUCAS MEXICO ON 30 AUGUST- SEPTEMBER 03, 2025.
AMBYTH SHIPPING MICRONESIA, INC.
USCG FREDERICK HATCH - PORT OF TINIAN - JANUARY 02-04, 2025
S.C.A. - SHIPPING CONSULTANTS ASSOCIATED LTD.
THIS IS A FIRM FIXED TASK ORDER FOR CGC JAMES (WMSL 754) PORT SERVICES RECEIVED IN PUERTO QUETZAL GUATEMALA
S.C.A. - SHIPPING CONSULTANTS ASSOCIATED LTD.
HUSBANDING SERVICES PROVIDED FOR USS ROOSEVELT PVST @ SAUDI ARABIA, JEDDAH (11/17/2025 - 11/18/2025)
DOWNIE JONES SHIP STORES LIMITED
CGC OLIVER BERRY -APIA HARBOUR , SAMOA - 25-28SEPT2025
INCHCAPE SHIPPING SERVICES DUBAI LLC
PORT VISIT #47532 USS PAUL IGNATIUS @ DENMARK, DANISH STRAITS (06/12/2025 - 06/13/2025)
UNIVERSITY OF ALASKA FAIRBANKS
PROCUREMENT OF MOORAGE/HUSBANDRY SERVICES FOR NOAA SHIP OKEANOS EXPLORER DURING THEIR STAY AT THE UNIVERSITY OF ALASKA-FAIRBANKS SEWARD MARINE CENTER.
AMBYTH SHIPPING MICRONESIA, INC.
CGC OLIVER HENRY - YAP, 05-08 NOV
RESOLVE MARINE GROUP INC
EMERGENCY SHIPBOARD CASUALTY REPAIR REQUIRED TO RETURN FROM AWS25 PATROL
SIGNET MARITIME CORP
PROVIDE A TUG ASSISTANCE TO NOAA SHIP GORDON GUNTER
INCHCAPE SHIPPING SERVICES DUBAI LLC
USS FITZGERALD (DDG 62) PORT VISIT TO NAVSTA OKINAWA (WHITE BEACH), JAPAN (25NOV2025)
BROWARD, COUNTY OF
PIER SPACE FOR PORT CALL
S.C.A. - SHIPPING CONSULTANTS ASSOCIATED LTD.
THIS IS A FIRM FIXED PRICE TASK ORDER FOR PORT SERVICES PROVIDED TO CGC ROLLIN FRITCH AT NASSAU BAHAMAS, REGION 6 FROM SEPTEMBER 16-18, 2025.
S.C.A. - SHIPPING CONSULTANTS ASSOCIATED LTD.
THIS IS A FIRM FIXED TASK ORDER FOR CGC JAMES (WMSL 754) FOR PORT SERVICES RECEIVED DURING PORT VISIT IN PANAMA CITY, PANAMA 09-13 NOV 2025
DOWNIE JONES SHIP STORES LIMITED
HUSBANDING SERVICES FOR USS WICHITA PVST 52641
AMBYTH SHIPPING MICRONESIA, INC.
CGC OLIVER HENRY - ROTA, CNMI - 3-4 SEPTEMBER
EN BISSO CANAVERAL INC
TUG SERVICE
PORT OF SEATTLE
MOORAGE AND ANCILLARY SERVICES SEPTEMBER 9 - 12, 2023 FOR NOAA SHIP BELL M. SHIMADA.
INCHCAPE SHIPPING SERVICES DUBAI LLC
CGC FEDERICK HATCH - PORT OF SAIPAN - JANUARY 12-14, 2026
OPS CORPORATION
USS JOHN FINN (DDG 113) PORT VISIT TO SASEBO, JAPAN (30-31 OCT 2025)
CITIBANK, N.A.
DIVERTED EMERGENCY DOCKING SERVICES DURING CGC HICKORY TRANSIT TO GUAM