Top DoD petroleum refineries contractors
In the 12 months ending Oct 5, 2026, the Department of Defense obligated $8.6B in net prime contract dollars under NAICS 324110, up 3.9% from $8.3B in the preceding 12 months. 348 prime contractors received positive obligations, and 23 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 324110
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 | Motor OIL (Hellas) Corinth Refineries S.A. | $763.8M | $565.3M | 8.8% | ▲ 3 |
| 2 | Phillips 66 Company | $676.0M | $644.3M | 7.8% | — |
| 3 | Marathon Petroleum Company LP | $581.5M | $544.0M | 6.7% | ▲ 2 |
| 4 | S-OIL Corporation | $537.5M | $608.5M | 6.2% | ▼ 1 |
| 5 | Valero Marketing and Supply Co | $525.8M | $1.1B | 6.1% | ▼ 4 |
| 6 | BP Products North America Inc. | $448.8M | $66.5M | 5.2% | ▲ 22 |
| 7 | SK Energy Co., Ltd. | $386.9M | $135.6M | 4.5% | ▲ 7 |
| 8 | BP OIL International Limited | $379.1M | $0 | 4.4% | New |
| 9 | Chevron USA Inc. | $339.7M | $231.0M | 3.9% | ▼ 2 |
| 10 | Vetjet Fuels LLC | $333.3M | $189.0M | 3.9% | ▼ 1 |
| 11 | Moeve S.A. | $302.6M | $131.7M | 3.5% | ▲ 4 |
| 12 | South National for Logistics | $269.8M | $111.4M | 3.1% | ▲ 7 |
| 13 | United Capital Investments Group, Inc. | $173.7M | $155.9M | 2.0% | ▼ 1 |
| 14 | Placid Refining Company LLC | $172.8M | $159.1M | 2.0% | ▼ 3 |
| 15 | GS Caltex Corporation | $163.9M | $127.2M | 1.9% | ▲ 2 |
What changed in the last 12 months
Contractors with the largest change in reported obligations versus the preceding 12 months.
Largest gains
- BP Products North America Inc.$66.5M → $448.8M (+$382.3M) · now #6
- BP OIL International Limited$0 → $379.1M (+$379.1M) · now #8
- SK Energy Co., Ltd.$135.6M → $386.9M (+$251.3M) · now #7
Largest declines
- Valero Marketing and Supply Co$1.1B → $525.8M (−$618.1M) · now #5
- Petromax Refining Company LLC$391.3M → $106.1M (−$285.3M) · now #21
- Glenn OIL Company LLC$94.1M → −$81.9M (−$176.0M) · no latest-period obligations
New to this market
40 contractors received their first obligations in this market (since FY2022) during the latest 12 months. The largest:
| Contractor | First obligation | Latest 12 mo |
|---|---|---|
| HF Sinclair Refining & Marketing LLC | Oct 27, 2025 | $124.0M |
| Dyno OIL & Electric LLC | Oct 21, 2025 | $78.8M |
| Modern Aviation Mather LLC | Apr 2, 2026 | $2.8M |
| Gresham Petroleum Co | Jan 2, 2026 | $2.2M |
| Vitus Marine LLC | Apr 21, 2026 | $1.6M |
| Road Lion Transport, LLC | Jun 15, 2026 | $867K |
| Exxonmobil Energy Partners LLC | Jun 9, 2026 | $839K |
| Onyx Logistics Group LLC | Feb 24, 2026 | $821K |
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 |
|---|---|---|---|
| Defense Logistics Agency | $8.6B | $8.0B | Up $552.8M (6.9%) |
| Department of the Army | $7.1M | $237.5M | Down $230.4M (97.0%) |
| Department of the Air Force | $1.5M | $850K | Up $684K (80.5%) |
| Department of the Navy | $715K | $701K | Up $15K (2.1%) |
| Defense Finance and Accounting Service | $51K | $61K | Down $10K (16.0%) |
| Defense Commissary Agency | $3K | $50K | Down $47K (94.5%) |
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 |
|---|---|---|---|
| SPE60226FC89M | BP Products North America Inc. 8512141434!TURBINE FUEL,AVIATION | $3.8M | Mar 31, 2027 |
| W9124B25FA049 | SAN Luis Butane Distributors LIQUID PROPANE GAS | $4.3M | Apr 30, 2027 |
Common questions
Who are the top DoD contractors for NAICS 324110?
In the latest 12 months, Motor OIL (Hellas) Corinth Refineries S.A. ($763.8M), Phillips 66 Company ($676.0M), Marathon Petroleum Company LP ($581.5M) received the most DoD obligations for petroleum refineries.
How concentrated is this market?
The eight largest primes held 49.7% of positive obligations, and Motor OIL (Hellas) Corinth Refineries S.A. alone held 8.8%. 40 contractors won their first obligations in this market during the latest 12 months.
Are any large DoD NAICS 324110 contracts ending soon?
2 of the largest awards in this market reach their current end date in the next 18 months. The first is SPE60226FC89M (BP Products North America Inc., $3.8M obligated), ending Mar 31, 2027. An end date is a research lead, not a confirmed recompete: options and extensions often move it.
Related markets
NAICS 324110 across all agencies
USDA · NAICS 324110
$14.7MState Department · NAICS 324110
$11.6MInterior · NAICS 324110
$6.5MFigures 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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