NAICS 212312: Crushed and Broken Limestone Mining and Quarrying
National industry
SBA small business size standard: 750 employees
Code facts
- Part of
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21
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212
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2123
- 21231
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2123
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212
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21
- Contract awards
- 60 In the last 12 months
- Contract obligations
- $27,283,494 In FY2025
NAICS codes and definitions come from the U.S. Census Bureau, size standards from the SBA and contract spending from SAM.gov/FPDS.
Contract obligations by fiscal year
| Fiscal year | Obligated |
|---|---|
| FY2027 To date | $0 |
| FY2026 | $15,416,710 |
| FY2025 | $27,283,494 |
| FY2024 | $13,055,378 |
| FY2023 | $10,213,901 |
Top contractors by obligations
| Rank | Contractor | Obligated, FY2026–FY2027 | Share |
|---|---|---|---|
| 1 | FPA Pacific Corp. | $11,072,965 | |
| 2 | Giving Tree Capital, LLC | $695,211 | |
| 3 | American Classic Construction Inc. | $605,988 | |
| 4 | Crowley Holdings LLC | $529,483 | |
| 5 | Grarok LLC | $406,350 | |
| 6 | Knife River Corporation - North Central | $385,725 | |
| 7 | New Enterprise Stone & Lime Co Inc. | $329,154 | |
| 8 | Lineport Excavating, LLC | $317,981 | |
| 9 | Willard Quarries, Inc. | $310,361 | |
| 10 | U.s.a. Fanter Corporation, LTD. | $228,242 |
See the full FY2025 ranking of NAICS 212312 contractors, by parent company.
Top funding agencies by obligations
| Rank | Agency | Obligated, FY2026–FY2027 | Share |
|---|---|---|---|
| 1 | Air Force | $11,351,587 | |
| 2 | Department of the Army | $2,208,531 | |
| 3 | Department of the Interior | $1,488,334 | |
| 4 | Department of Agriculture | $228,669 | |
| 5 | Department of the Navy | $139,589 |
Top PSC codes by obligations
| Rank | PSC code | Obligated, FY2026–FY2027 | Share |
|---|---|---|---|
| 1 | 5610 Mineral Construction Materials, Bulk | $11,078,085 | |
| 2 | 5680 Miscellaneous Construction Materials | $4,248,246 | |
| 3 |
Z1LB Maintenance of Highways/ |
$50,000 | |
| 4 | 6810 Chemicals | $40,379 |
Contract obligations by state
| Rank | Place of performance | Obligated, last 12 months | Share |
|---|---|---|---|
| 1 | Northern Mariana Islands | $11,072,965 | |
| 2 | Florida | $599,530 | |
| 3 | Missouri | $463,105 | |
| 4 | New York | $406,350 | |
| 5 | Minnesota | $385,725 | |
| 6 | Kentucky | $367,981 | |
| 7 | Pennsylvania | $329,154 | |
| 8 | Mississippi | $301,059 | |
| 9 | Wisconsin | $288,227 | |
| 10 | Washington | $199,474 | |
| 11 | West Virginia | $177,324 | |
| 12 | Texas | $165,006 | |
| 13 | Ohio | $136,189 | |
| 14 | Louisiana | $125,391 | |
| 15 | Arkansas | $67,138 | |
| 16 | Virginia | $60,000 | |
| 17 | Tennessee | $47,880 | |
| 18 | Georgia | $34,750 | |
| 19 | Oklahoma | $29,676 | |
| 20 | California | $29,295 | |
| 21 | Utah | $22,338 | |
| 22 | Illinois | $11,844 | |
| 23 | Indiana | $126 |
Show all 23
Shares are of everything obligated under NAICS 212312 in the last 12 months before deobligations, including work performed abroad or with no place of performance on record.
Contract opportunities
Show 40 more
Latest 50 of 767 listed here. See the rest on GovTribe.
Definition
This U.S. industry comprises (1) establishments primarily engaged in developing the mine site, mining or quarrying crushed and broken limestone (including related rocks, such as dolomite, cement rock, marl, travertine, and calcareous tufa) and (2) preparation plants primarily engaged in beneficiating limestone (e.g., grinding or pulverizing).
Illustrative examples
- Agricultural limestone mining and/or beneficiating
- Calcareous tufa crushed and broken stone mining and/or beneficiating
- Cement rock crushed and broken stone mining and/or beneficiating
- Chalk crushed and broken stone mining and/or beneficiating
- Chalk, ground or otherwise treated, mining and/or beneficiating
- Dolomite crushed and broken stone mining and/or beneficiating
- Lime rock, ground, mining and/or beneficiating
- Limestone (except bituminous) crushed and broken stone mining and/or beneficiating
- Limestone beneficiating plants (e.g., grinding or pulverizing)
- Marl crushed and broken stone mining and/or beneficiating
- Riprap, limestone, mining or quarrying
- Riprap, limestone, preparation plants
- Travertine crushed and broken stone mining and/or beneficiating
- Tufa, calcareous, crushed and broken stone, mining and/or beneficiating
- Whiting crushed and broken stone, mining and/or beneficiating
Show all 15
Quick answers
What is NAICS 212312?
NAICS 212312 is Crushed and Broken Limestone Mining and Quarrying, a national industry in NAICS 21, Mining, Quarrying, and Oil and Gas Extraction.
What is the NAICS code for agricultural limestone mining and/or beneficiating?
The NAICS code for agricultural limestone mining and/
What is the NAICS code for marl crushed and broken stone mining and/or beneficiating?
The NAICS code for marl crushed and broken stone mining and/
What is the NAICS code for chalk crushed and broken stone mining and/or beneficiating?
The NAICS code for chalk crushed and broken stone mining and/
How much do federal agencies spend under NAICS 212312?
Federal contracts under NAICS 212312 obligated $27,283,494 in fiscal year 2025 and $65,969,483 in fiscal years 2023 through 2027.
Who are the largest contractors under NAICS 212312?
The contractors with the most obligated under NAICS 212312 in fiscal years 2026 and 2027 are FPA Pacific Corp. ($11,072,965); Giving Tree Capital, LLC ($695,211); and American Classic Construction Inc. ($605,988).
Which agencies buy the most under NAICS 212312?
The agencies that obligated the most under NAICS 212312 in fiscal years 2026 and 2027 are Air Force ($11,351,587), Department of the Army ($2,208,531) and Department of the Interior ($1,488,334).
Which PSC codes are used with NAICS 212312?
The PSC codes with the most obligated under NAICS 212312 in fiscal years 2026 and 2027 are 5610 Mineral Construction Materials, Bulk; 5680 Miscellaneous Construction Materials; and Z1LB Maintenance of Highways/
Where is the work under NAICS 212312 performed?
By place of performance, the states with the most contract obligations under NAICS 212312 over the last 12 months are the Northern Mariana Islands ($11,072,965), Florida ($599,530) and Missouri ($463,105).
What is the latest contract opportunity under NAICS 212312?
The latest contract opportunity under NAICS 212312 is FWS ottawa NWR-aggregate BPA 2026, award notice from Fish and Wildlife Service, posted September 24, 2026.
On GovTribe
See everything under NAICS 212312
- Federal contract opportunities, awards and IDVs under this code
- Funding analysis by contractor, agency and set-aside
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