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 USS MGK @SRIRACHA, THAILAND (11/9/2025 - 11/24/2025) MILCREW
OPS CORPORATION
USS SHOUP PORT VISIT TO BUSAN REPUBLIC OF KOREA (ROK) WITH PORT VISIT NUMBER 52180
TOLL REMOTE LOGISTICS PTY LTD
HUSBANDING SERVICES FOR USNS WALLY SCHIRRA PORT VISIT 50011 TO SASEBO JAPAN
S.C.A. - SHIPPING CONSULTANTS ASSOCIATED LTD.
PORT VISIT #53260 USS SANTA BARBARA @ BAHRAIN, NSA BAHRAIN QUAY WALL (11/05/2025 - 11/08/2025)
S.C.A. - SHIPPING CONSULTANTS ASSOCIATED LTD.
HUSBANDING SERVICES FOR USNS PATUXENT PVST 54087
OPS CORPORATION
USS MILIUS PORT VISIT TO BUSAN ROK WITH PVST ID 52563
NORTON LILLY INTERNATIONAL, INC
HUSBANDING SERVICES FOR USS WICHITA PVST 53300
S.C.A. - SHIPPING CONSULTANTS ASSOCIATED LTD.
HUSBANDING SERVICES FOR USS PIERRE PVST 53100
S.C.A. - SHIPPING CONSULTANTS ASSOCIATED LTD.
PIER SERVICES CGC EMLEN TUNNELL FUJAIRAH, UAE 22JAN26-24JAN26
DOWNIE JONES SHIP STORES LIMITED
THIS IS A FIRM FIXED TASK ORDER FOR CGC JAEMS (WMSL 754) PORT SERVICES RECEIVED IN GOLFITO, COSTA RICA IN OCTOBER 2025.
DAEKEE GLOBAL CO.,LTD
USS DEWEY PORT VISIT TO PYEONGTAEK SOUTH KOREA PVST 53921
MLS-MULTINATIONAL LOGISTIC SERVICES LIMITED
HUSBANDING SERVICES FOR PORT VISIT OF USS MITSCHER AT FUJAIRAH PORT.
S.C.A. - SHIPPING CONSULTANTS ASSOCIATED LTD.
HSP SERVICES IN SUPPORT OF USS ROOSEVELT IN NAPLES, ITALY PORT VISIT 51643
S.C.A. - SHIPPING CONSULTANTS ASSOCIATED LTD.
PIER SERVICES CGC SCHEUERMAN MUSCAT, OMAN POP: 24 OCT25-26OCT25
S.C.A. - SHIPPING CONSULTANTS ASSOCIATED LTD.
HUSBANDING SERVICES FOR USNS KANAWHA PVST 52261
S.C.A. - SHIPPING CONSULTANTS ASSOCIATED LTD.
THIS TASK ORDER IS PORT SERVICES PROVIDED TO CGC CHARLES MOULTHROPE DURING THEIR PORT VISIT TO HAMAD MULTI USE TERMINAL, QATAR ON DECEMBER 16-18, 2025
OPS CORPORATION
USNS SACAGAWEA PVST TO CHINHAE SOUTH KOREA (03 SEP - 01 SEC 2025)
S.C.A. - SHIPPING CONSULTANTS ASSOCIATED LTD.
PORT VISIT #53740 USNS CATAWBA @ BAHRAIN, MINA SALMAN (11/02/2025 - 11/30/2025)
S.C.A. - SHIPPING CONSULTANTS ASSOCIATED LTD.
HUSBANDING SERVICES FOR THE USNS CESAR CHAVEZ AT JEBEL ALI PORT, UAE
INCHCAPE SHIPPING SERVICES DUBAI LLC
HUSBANDING SERVICES FOR USNS WALLY SCHIRRA (T-AKE-8) PORT VISIT TO SASEBO, JAPAN (07OCT2025 - 10OCT2025).
INCHCAPE SHIPPING SERVICES DUBAI LLC
HSP SERVICES IN SUPPORT OF USS PAUL IGNATIUS PVST 53180 TOULON, FRANCE
DOWNIE JONES SHIP STORES LIMITED
THIS FIRM FIXED PRICE TASK ORDER IS FOR CGC WILLIAM HART EXPEDITIONARY PATROL - MULTIPLE PORTS ON FEBRUARY 10-24,2026 TO APIA, SAMOA AND RAROTONGA, COOK ISLANDS IN REGION 28 AT THE OFFERED PRICE OF $20,619.37.
S.C.A. - SHIPPING CONSULTANTS ASSOCIATED LTD.
FORCE PROTECTION FUNDED SERVICES
BEN LINE AGENCIES (SINGAPORE) PTE LTD
HUSBANDING SERVICES - BASE PERIOD; FFP THE CONTRACTOR SHALL PERFORM HUSBANDING SERVICES IN ACCORDANCE WITH THE GMAC PERFORMANCE WORK STATEMENT (PWS) FOR USNS AMELIA EARHART @ SRIRACHA, THAILAND.RT09#N6264925S49820
MLS-MULTINATIONAL LOGISTIC SERVICES LIMITED
HUSBANDING SERVICES FOR THE USS CANBERRA AT UMM AL HOUL, QATAR