Top DoD crushed and broken limestone mining and quarrying contractors
In the 12 months ending Oct 5, 2026, the Department of Defense obligated $14.1M in net prime contract dollars under NAICS 212312, down 29.3% from $20.0M in the preceding 12 months. 13 prime contractors received positive obligations, and 2 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 212312
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 | FPA Pacific Corp. | $11.1M | $7.5M | 78.4% | — |
| 2 | Crowley Holdings LLC | $648K | $3.2M | 4.6% | ▲ 1 |
| 3 | New Enterprise Stone & Lime Co Inc | $456K | $262K | 3.2% | ▲ 8 |
| 4 | American Classic Construction Inc. | $409K | $962K | 2.9% | — |
| 5 | Grarok LLC | $406K | $686K | 2.9% | ▲ 1 |
| 6 | Willard Quarries, Inc. | $310K | $910K | 2.2% | ▼ 1 |
| 7 | U.S.A. Fanter Corporation, Ltd. | $228K | $0 | 1.6% | New |
| 8 | Lineport Excavating, LLC | $221K | $504K | 1.6% | ▲ 1 |
| 9 | Yabudoken Co. | $140K | $3.9M | 1.0% | ▼ 7 |
| 10 | Constantine Global LLC | $120K | $0 | 0.9% | New |
| 11 | The Allen Co Inc | $50K | $0 | 0.4% | New |
| 12 | Next Generation Logistics, LLC | $42K | $673K | 0.3% | ▼ 5 |
| 13 | Johnson's Ready MIX Concrete Products, Inc . | $25K | $0 | 0.2% | New |
What changed in the last 12 months
Contractors with the largest change in reported obligations versus the preceding 12 months.
Largest gains
- FPA Pacific Corp.$7.5M → $11.1M (+$3.6M) · now #1
- U.S.A. Fanter Corporation, Ltd.$0 → $228K (+$228K) · now #7
- New Enterprise Stone & Lime Co Inc$262K → $456K (+$194K) · now #3
Largest declines
- Yabudoken Co.$3.9M → $140K (−$3.7M) · now #9
- Crowley Holdings LLC$3.2M → $648K (−$2.6M) · now #2
- Next Generation Logistics, LLC$673K → $42K (−$632K) · now #12
New to this market
3 contractors received their first obligations in this market (since FY2022) during the latest 12 months. The largest:
| Contractor | First obligation | Latest 12 mo |
|---|---|---|
| U.S.A. Fanter Corporation, Ltd. | Dec 30, 2025 | $228K |
| Constantine Global LLC | May 5, 2026 | $120K |
| Johnson's Ready MIX Concrete Products, Inc . | May 20, 2026 | $25K |
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 Air Force | $11.3M | $7.7M | Up $3.6M (46.9%) |
| Department of the Army | $2.7M | $8.4M | Down $5.7M (68.0%) |
| Department of the Navy | $140K | $3.9M | Down $3.8M (96.4%) |
Common questions
Who are the top DoD contractors for NAICS 212312?
In the latest 12 months, FPA Pacific Corp. ($11.1M), Crowley Holdings LLC ($648K), New Enterprise Stone & Lime Co Inc ($456K) received the most DoD obligations for crushed and broken limestone mining and quarrying.
How concentrated is this market?
The eight largest primes held 97.3% of positive obligations, and FPA Pacific Corp. alone held 78.4%. 3 contractors won their first obligations in this market during the latest 12 months.
Related markets
Figures 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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