NAICS Code 238910: Site Preparation Contractors
National industry
SBA small business size standard: $19 million in average annual receipts
Definition
This industry comprises establishments primarily engaged in site preparation activities, such as excavating and grading, demolition of buildings and other structures, and septic system installation. Earthmoving and land clearing for all types of sites (e.g., building, nonbuilding, mining) is included in this industry. Establishments primarily engaged in construction equipment rental with operator (except cranes) are also included.
Government contracts for this service: PSC P400 Demolition of Buildings
Code facts
- Part of
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23
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238
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2389
- 23891
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2389
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238
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23
- Contract awards
- 251 In the last 12 months
- Contract obligations
- $147,556,508 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.
Business activities under NAICS 238910
- Aerial or picker truck, construction, rental with operator
- Backfilling, construction
- Backhoe rental with operator
- Blast hole drilling (except mining)
- Blasting, building demolition
- Blasting, construction site
- Boring, for building construction
- Building demolition
- Bulldozer rental with operator
- Caisson (i.e., drilled building foundations) construction
- Cesspool construction
- Concrete breaking and cutting for demolition
- Construction equipment (except crane) rental with operator
- Core drilling and test boring for construction
- Crawler tractor rental with operator
- Cutting new rights of way
- Demolition contractor
- Demolition, building and structure
- Dewatering contractors
- Digging foundations
- Dirt moving for construction
- Dismantling engineering structures (e.g., oil storage tank)
- Drainage system (e.g., cesspool, septic tank) installation
- Drilled pier (i.e., for building foundations) contractors
- Drilled shaft (i.e., drilled building foundations) construction
- Dry well construction
- Equipment rental (except crane), construction, with operator
- Excavating, earthmoving or land clearing, mining (except overburden removal at open pit mine sites or quarries)
- Excavating, earthmoving, or land clearing contractors
- Excavation contractors
- Foundation digging (i.e., excavation)
- Foundation drilling contractors
- Grading construction sites
- Grave excavation contractors
- Ground thawing for construction site digging
- House demolishing
- House razing
- Hydrodemolition (i.e., demolition with pressurized water) contractors
- Land clearing
- Land leveling contractors
- Line slashing or cutting (except maintenance)
- Machinery, construction (except cranes), rental with operator
- Mine site preparation and related construction activities, construction contractors
- Pile driving, building foundation
- Piling (i.e., bored, cast-in-place, drilled), building foundation, contractors
- Power shovel, construction, rental with operator
- Power, communication and pipe line right of way clearance (except maintenance)
- Right of way cutting (except maintenance)
- Septic system contractors
- Septic tank and weeping tile installation
- Soil compacting
- Soil test drilling
- Test boring for construction
- Trenching (except underwater)
- Underground tank (except hazardous material) removal
- Weeping tile installation
- Wrecking, building or other structure
Show all 57
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Contract obligations by fiscal year
| Fiscal year | Obligated |
|---|---|
| FY2027 To date | $43,046 |
| FY2026 | $140,966,367 |
| FY2025 | $147,556,508 |
| FY2024 | $230,507,343 |
| FY2023 | $200,154,570 |
Top contractors by obligations
| Rank | Contractor | Obligated, FY2026–FY2027 | Share |
|---|---|---|---|
| 1 | Clark Construction Group LLC | $32,296,925 | |
| 2 | Bhate Environmental Associates, Inc. | $6,655,528 | |
| 3 | Byrd Enterprises Unlimited Inc. | $6,637,881 | |
| 4 | Defenderco LLC | $6,053,676 | |
| 5 | Copper Creek, LLC | $5,998,888 | |
| 6 | Cavu Consulting LLC | $5,695,068 | |
| 7 | JKS Industries LLC | $4,100,701 | |
| 8 | Scrimgeours Farm All, LLC | $3,809,665 | |
| 9 | JD Bravo Co Inc. | $3,718,439 | |
| 10 | Junot Group, LLC | $3,102,600 |
See the full FY2025 ranking of NAICS 238910 contractors, by parent company.
Top funding agencies by obligations
| Rank | Agency | Obligated, FY2026–FY2027 | Share |
|---|---|---|---|
| 1 | Department of Homeland Security | $33,094,010 | |
| 2 | Department of the Army | $23,832,354 | |
| 3 | Department of Veterans Affairs | $20,588,749 | |
| 4 | Air Force | $17,925,184 | |
| 5 | Department of the Navy | $16,397,296 | |
| 6 | Department of Agriculture | $13,494,852 | |
| 7 | Department of the Interior | $11,064,722 | |
| 8 | Department of Commerce | $2,605,558 | |
| 9 | Department of State | $691,752 | |
| 10 | Department of Transportation | $614,055 |
Top PSC codes by obligations
| Rank | PSC code | Obligated, FY2026–FY2027 | Share |
|---|---|---|---|
| 1 | P400 Demolition of Buildings | $72,846,929 | |
| 2 | Y1PC Construction of Unimproved Real Property (Land) | $8,180,748 | |
| 3 | P500 Demolition of Structures or Facilities (Other than Buildings) | $7,427,521 | |
| 4 | Y1PZ Construction of Other Non-Building Facilities | $6,220,254 | |
| 5 | Z2DA Repair or Alteration of Hospitals and Infirmaries | $5,695,068 | |
| 6 | Y1JZ Construction of Miscellaneous Buildings | $5,453,611 | |
| 7 | Y1QA Construction of Restoration of Real Property (Public or Private) | $4,872,286 | |
| 8 | Z1KF Maintenance of Dredging Facilities | $3,718,439 | |
| 9 | Z2JZ Repair or Alteration of Miscellaneous Buildings | $3,328,373 | |
| 10 | Y1NZ Construction of Other Utilities | $3,103,875 |
Contract obligations by state
| Rank | Place of performance | Obligated, last 12 months | Share |
|---|---|---|---|
| 1 | District of Columbia | $32,332,165 | |
| 2 | California | $22,482,498 | |
| 3 | Washington | $9,796,746 | |
| 4 | Montana | $9,292,548 | |
| 5 | Pennsylvania | $9,168,301 | |
| 6 | Louisiana | $6,557,073 | |
| 7 | Alaska | $4,356,342 | |
| 8 | New York | $3,982,291 | |
| 9 | Virginia | $3,815,063 | |
| 10 | Florida | $3,630,380 | |
| 11 | Maryland | $3,372,049 | |
| 12 | North Carolina | $2,701,198 | |
| 13 | Texas | $2,545,401 | |
| 14 | Arizona | $2,490,990 | |
| 15 | Oregon | $1,788,380 | |
| 16 | Colorado | $1,724,312 | |
| 17 | Minnesota | $1,625,070 | |
| 18 | Puerto Rico | $1,394,461 | |
| 19 | Utah | $1,094,071 | |
| 20 | Massachusetts | $997,141 | |
| 21 | South Carolina | $934,328 | |
| 22 | West Virginia | $895,178 | |
| 23 | Rhode Island | $865,179 | |
| 24 | New Mexico | $710,651 | |
| 25 | Wyoming | $529,145 | |
| 26 | Alabama | $511,215 | |
| 27 | Idaho | $501,446 | |
| 28 | Illinois | $413,216 | |
| 29 | Wisconsin | $408,595 | |
| 30 | Oklahoma | $397,160 | |
| 31 | Georgia | $358,637 | |
| 32 | Ohio | $353,906 | |
| 33 | Kentucky | $342,183 | |
| 34 | Hawaii | $238,900 | |
| 35 | South Dakota | $219,392 | |
| 36 | Maine | $160,884 | |
| 37 | Guam | $110,007 | |
| 38 | Vermont | $87,685 | |
| 39 | Nevada | $83,860 | |
| 40 | Connecticut | $57,662 | |
| 41 | New Hampshire | $39,750 | |
| 42 | Kansas | $35,595 | |
| 43 | New Jersey | $30,227 | |
| 44 | Indiana | $12,026 | |
| 45 | Mississippi | $11,874 | |
| 46 | Arkansas | $10,408 | |
| 47 | Michigan | $3,000 | |
| 48 | North Dakota | $679 |
Show all 48
Shares are of everything obligated under NAICS 238910 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 6,053 listed here. See the rest on GovTribe.
Size standard history
Federal Register rules that named this code
From the NAICS codes each rule's amendments to 13 CFR 121.201 name. Rules that print their size standard tables as images aren't listed.
Quick answers
What is NAICS 238910?
NAICS 238910 is Site Preparation Contractors, a national industry in NAICS 23, Construction.
What is the NAICS code for house razing?
The NAICS code for house razing is 238910, Site Preparation Contractors.
What is the NAICS code for land clearing?
The NAICS code for land clearing is 238910, Site Preparation Contractors.
What is the NAICS code for soil compacting?
The NAICS code for soil compacting is 238910, Site Preparation Contractors.
When did the size standard for NAICS 238910 last change?
The most recent Federal Register rule on record that names NAICS 238910 in the SBA's size standards is "Small Business Size Standards: Adjustment of Monetary-Based Size Standards, Disadvantage Thresholds, and 8(a) Eligibility Thresholds for Inflation" (87 FR 69118), published Nov 17, 2022 and effective Dec 19, 2022.
How much do federal agencies spend under NAICS 238910?
Federal contracts under NAICS 238910 obligated $147,556,508 in fiscal year 2025 and $719,227,834 in fiscal years 2023 through 2027.
Who are the largest contractors under NAICS 238910?
The contractors with the most obligated under NAICS 238910 in fiscal years 2026 and 2027 are Clark Construction Group LLC ($32,296,925); Bhate Environmental Associates, Inc. ($6,655,528); and Byrd Enterprises Unlimited Inc. ($6,637,881).
Which agencies buy the most under NAICS 238910?
The agencies that obligated the most under NAICS 238910 in fiscal years 2026 and 2027 are Department of Homeland Security ($33,094,010), Department of the Army ($23,832,354) and Department of Veterans Affairs ($20,588,749).
Which PSC codes are used with NAICS 238910?
The PSC codes with the most obligated under NAICS 238910 in fiscal years 2026 and 2027 are P400 Demolition of Buildings, Y1PC Construction of Unimproved Real Property (Land) and P500 Demolition of Structures or Facilities (Other than Buildings).
Where is the work under NAICS 238910 performed?
By place of performance, the states with the most contract obligations under NAICS 238910 over the last 12 months are the District of Columbia ($32,332,165), California ($22,482,498) and Washington ($9,796,746).
What is the latest contract opportunity under NAICS 238910?
The latest contract opportunity under NAICS 238910 is Utility excavation and repair services IDIQ, solicitation from Fermi National Accelerator Laboratory (DOE), posted November 6, 2026.
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