Top DoD other support activities for water transportation contractors
In the 12 months ending Oct 5, 2026, the Department of Defense obligated $71.3M in net prime contract dollars under NAICS 488390, down 47.4% from $135.7M in the preceding 12 months. 41 prime contractors received positive obligations, and 5 of them accounted for 80% of that spend.
Prime contracts funded by the Department of Defense. Latest 12 months: Oct 6, 2025 to Oct 5, 2026. Source: USAspending.gov.
DoD publishes contract data to USAspending with a 90-day delay, so the most recent months understate DoD activity.
Obligations by fiscal year
Net prime contract obligations by federal fiscal year (October to September).
Top DoD contractors for NAICS 488390
Ranked by positive obligations in the latest 12 months. Share is of all positive obligations in this market.
| # | Contractor | Latest 12 mo | Prior 12 mo | Share | Rank change |
|---|---|---|---|---|---|
| 1 | Global Pcci (GPC) | $42.6M | $67.9M | 58.0% | — |
| 2 | Yokohama Engineering Works, Ltd. | $6.0M | $0 | 8.1% | New |
| 3 | Systems Application & Technologies Inc | $5.2M | $5.6M | 7.1% | ▲ 3 |
| 4 | Seafix Incorporated | $4.3M | $4.5M | 5.9% | ▲ 5 |
| 5 | Seaward Marine Services, LLC | $2.8M | $7.9M | 3.8% | — |
| 6 | Steelcoast Company, LLC | $2.8M | $0 | 3.8% | New |
| 7 | Donjon Marine Co., LLC | $2.5M | $5.4M | 3.5% | — |
| 8 | Asahi Tanker Co.,ltd. | $1.7M | $3.6M | 2.3% | ▲ 2 |
| 9 | The Metamorphosis Group, Inc. | $1.4M | $549K | 1.9% | ▲ 7 |
| 10 | Arwadh Trading Establishment | $918K | $858K | 1.3% | ▲ 4 |
| 11 | Sasebo Marine and Port Services Co., Ltd. | $616K | $1.1M | 0.8% | ▲ 1 |
| 12 | EZ Docks Unlimited LLC | $497K | $0 | 0.7% | New |
| 13 | Chelsea Boat Center Inc | $323K | $98K | 0.4% | ▲ 9 |
| 14 | Acquisition Logistics LLC | $311K | −$54K | 0.4% | New |
| 15 | MID Atlantic Engineering Technical Services, Inc. | $279K | $0 | 0.4% | New |
What changed in the last 12 months
Contractors with the largest change in reported obligations versus the preceding 12 months.
Largest gains
- Yokohama Engineering Works, Ltd.$0 → $6.0M (+$6.0M) · now #2
- Steelcoast Company, LLC$0 → $2.8M (+$2.8M) · now #6
- Seaward Services, Inc.−$2.7M → $0 (+$2.7M) · no latest-period obligations
Largest declines
- Global Pcci (GPC)$67.9M → $42.6M (−$25.3M) · now #1
- Smit Singapore PTE Ltd$13.4M → $0 (−$13.4M) · no latest-period obligations
- Smit Salvage Americas, LLC$9.2M → −$1.9M (−$11.0M) · no latest-period obligations
New to this market
21 contractors received their first obligations in this market (since FY2022) during the latest 12 months. The largest:
| Contractor | First obligation | Latest 12 mo |
|---|---|---|
| Steelcoast Company, LLC | Aug 6, 2026 | $2.8M |
| EZ Docks Unlimited LLC | May 20, 2026 | $497K |
| MID Atlantic Engineering Technical Services, Inc. | Jan 30, 2026 | $279K |
| Summit Point Raceway Associates, Inc. | Apr 30, 2026 | $153K |
| Atlantic Fabrication & Boiler Services, Inc. | Feb 10, 2026 | $98K |
| Maritime Tactical Systems Inc. | May 28, 2026 | $46K |
| Air-Sea Safety & Survival, Inc. | May 1, 2026 | $35K |
| Blue Project SRL | May 18, 2026 | $31K |
Where the money comes from
Funding sub-agencies within the Department of Defense, latest 12 months. The funding organization can differ from the office that runs the requirement.
| Funding sub-agency | Latest 12 mo | Prior 12 mo | Change |
|---|---|---|---|
| Department of the Navy | $62.0M | $127.6M | Down $65.7M (51.4%) |
| Department of the Army | $6.6M | $3.6M | Up $3.0M (81.7%) |
| Defense Logistics Agency | $1.5M | $3.4M | Down $1.8M (53.8%) |
| Department of the Air Force | $1.2M | $1.0M | Up $173K (16.5%) |
Potential recompetes
Large awards in this market whose current period of performance ends in the next 18 months. Treat these as research leads: options, extensions, and follow-on vehicles often change the timing.
| Award | Incumbent | Obligated | Current end |
|---|---|---|---|
| N0002423F4A91 | Global Pcci (GPC) USCG CHAMBER PROCUREMENTS | $7.4M | Nov 1, 2026 |
| N0002424F4A08 | Global Pcci (GPC) FY24 DLSS PROCUREMENTS | $5.9M | Dec 1, 2026 |
| M6700426F1001 | Seafix Incorporated NAVY WATERCRAFT AFLOAT MAINTENANCE SERVICES II TASK ORDER II | $4.3M | Jan 14, 2027 |
| N0002425F4A42 | Global Pcci (GPC) DIVING PROCUREMENTS | $12.6M | Jan 30, 2027 |
| N0002425F4E02 | Smit Salvage Americas, LLC USS ARIZONA PLATFORM RECOVERY | $4.4M | May 13, 2027 |
| N0002426F4A21 | Global Pcci (GPC) POLLUTION BASE OPS | $8.5M | Jun 30, 2027 |
| N0002425F4D02 | Donjon Marine Co., LLC CVN-65 EX-ENTERPRISE TOW | $4.5M | Jun 30, 2027 |
| N0002426F4A98 | Global Pcci (GPC) (FY26 00C3 OPN) ADDITIONAL DLSS PROCUREMENTS | $3.3M | Dec 31, 2027 |
| N0002424F4D05 | Donjon Marine Co., LLC FY24 COMNAEUR/COMNAVAF/COMSIXTHFLT OMN | $3.3M | Jan 15, 2028 |
| N0002424F4F00 | Smit Singapore PTE Ltd (FY24 LOGISTICS/USINDOPACOM OMN)C7F SALV | $8.3M | Mar 1, 2028 |
Common questions
Who are the top DoD contractors for NAICS 488390?
In the latest 12 months, Global Pcci (GPC) ($42.6M), Yokohama Engineering Works, Ltd. ($6.0M), Systems Application & Technologies Inc ($5.2M) received the most DoD obligations for other support activities for water transportation.
How concentrated is this market?
The eight largest primes held 92.3% of positive obligations, and Global Pcci (GPC) alone held 58.0%. 21 contractors won their first obligations in this market during the latest 12 months.
Are any large DoD NAICS 488390 contracts ending soon?
10 of the largest awards in this market reach their current end date in the next 18 months. The first is N0002423F4A91 (Global Pcci (GPC), $7.4M obligated), ending Nov 1, 2026. An end date is a research lead, not a confirmed recompete: options and extensions often move it.
Related markets
NAICS 488390 across all agencies
DOT · NAICS 488390
$73.8MFigures are net obligations on prime contracts (award types A–D) from USAspending.gov, grouped by funding agency and the NAICS code on each award. Net obligations include deobligations and corrections, so they can differ from positive-obligation totals. See methodology.
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