NAICS 2371: Utility System Construction
Industry group
Code facts
- Part of
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-
23
- 237
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23
- Codes under it
- 3
- Contract awards
- 899 In the last 12 months
- Contract obligations
- $2,620,492,438 In FY2025
NAICS codes and definitions come from the U.S. Census Bureau and contract spending from SAM.gov/FPDS.
Contract obligations by fiscal year
| Fiscal year | Obligated |
|---|---|
| FY2027 To date | $1,748,213 |
| FY2026 | $2,459,214,361 |
| FY2025 | $2,620,492,438 |
| FY2024 | $2,620,629,228 |
| FY2023 | $2,381,146,974 |
Top contractors by obligations
| Rank | Contractor | Obligated, FY2026–FY2027 | Share |
|---|---|---|---|
| 1 | PCL Construction Inc. | $445,975,526 | |
| 2 | Record Steel And Construction, Inc. | $129,799,402 | |
| 3 | Ames Federal Contracting Group LLC | $129,487,964 | |
| 4 | G.s.e. Construction Company, Inc. | $109,487,800 | |
| 5 | Kiewit Infrastructure South Co | $90,299,000 | |
| 6 | Carstensen Contracting Inc. | $72,863,608 | |
| 7 | Perini Management Services, Inc. | $70,480,122 | |
| 8 | CCI Facility Contractors, LLC | $69,267,003 | |
| 9 | Olsson Industrial Electric, Inc. | $68,735,480 | |
| 10 | CCI General Contractors LLC | $62,015,049 |
See the full FY2025 ranking of NAICS 2371 contractors, by parent company.
Top funding agencies by obligations
| Rank | Agency | Obligated, FY2026–FY2027 | Share |
|---|---|---|---|
| 1 | Department of the Interior | $753,986,542 | |
| 2 | Department of the Army | $520,420,544 | |
| 3 | International Boundary and Water Commission U.S.-Mexico | $447,405,854 | |
| 4 | Department of the Navy | $241,423,436 | |
| 5 | Department of Transportation | $119,510,653 | |
| 6 | National Aeronautics and Space Administration | $95,811,832 | |
| 7 | Department of Veterans Affairs | $90,698,972 | |
| 8 | Department of Agriculture | $40,488,485 | |
| 9 | Defense Logistics Agency | $39,158,448 | |
| 10 | Air Force | $34,750,398 |
Top PSC codes by obligations
| Rank | PSC code | Obligated, FY2026–FY2027 | Share |
|---|---|---|---|
| 1 | Y1ND Construction of Sewage and Waste Facilities | $740,079,279 | |
| 2 | Y1NZ Construction of Other Utilities | $351,594,430 | |
| 3 | Y1NE Construction of Water Supply Facilities | $322,559,793 | |
| 4 | Y1JZ Construction of Miscellaneous Buildings | $93,828,634 | |
| 5 | Y1NA Construction of Fuel Supply Facilities | $90,563,830 | |
| 6 | Z2NE Repair or Alteration of Water Supply Facilities | $90,495,312 | |
| 7 | Z2NZ Repair or Alteration of Other Utilities | $81,850,124 | |
| 8 | Y1GC Construction of Fuel Storage Buildings | $78,979,106 | |
| 9 | Z2MD Repair or Alteration of Electric Power Generation Facilities – Hydro | $68,735,480 | |
| 10 | Y1BC Construction of Radar and Navigational Facilities | $58,155,077 |
Contract obligations by state
| Rank | Place of performance | Obligated, last 12 months | Share |
|---|---|---|---|
| 1 | California | $709,487,606 | |
| 2 | Wyoming | $248,890,979 | |
| 3 | New Mexico | $227,770,353 | |
| 4 | Georgia | $123,140,885 | |
| 5 | Florida | $119,638,259 | |
| 6 | Alaska | $117,679,393 | |
| 7 | Alabama | $75,820,418 | |
| 8 | Arizona | $53,826,794 | |
| 9 | Washington | $52,755,228 | |
| 10 | Texas | $51,220,656 | |
| 11 | Michigan | $48,184,780 | |
| 12 | Colorado | $43,731,047 | |
| 13 | South Carolina | $42,746,506 | |
| 14 | Montana | $40,797,837 | |
| 15 | Arkansas | $39,977,573 | |
| 16 | Virginia | $39,558,023 | |
| 17 | North Carolina | $31,153,050 | |
| 18 | Tennessee | $29,657,916 | |
| 19 | Oklahoma | $28,909,348 | |
| 20 | Oregon | $20,292,004 | |
| 21 | Illinois | $19,120,921 | |
| 22 | Minnesota | $15,657,255 | |
| 23 | Maryland | $14,227,973 | |
| 24 | New York | $13,242,485 | |
| 25 | New Jersey | $10,337,532 | |
| 26 | Northern Mariana Islands | $9,747,025 | |
| 27 | Louisiana | $8,115,919 | |
| 28 | Missouri | $7,647,343 | |
| 29 | Puerto Rico | $6,966,247 | |
| 30 | Hawaii | $5,947,731 | |
| 31 | Indiana | $5,926,570 | |
| 32 | Pennsylvania | $5,690,929 | |
| 33 | South Dakota | $5,233,595 | |
| 34 | District of Columbia | $4,926,985 | |
| 35 | Kansas | $4,866,580 | |
| 36 | Guam | $4,290,994 | |
| 37 | Utah | $4,031,674 | |
| 38 | North Dakota | $3,983,709 | |
| 39 | Nebraska | $3,440,953 | |
| 40 | Massachusetts | $3,078,251 | |
| 41 | Nevada | $2,870,292 | |
| 42 | Maine | $2,716,524 | |
| 43 | Mississippi | $2,676,298 | |
| 44 | West Virginia | $1,445,204 | |
| 45 | Kentucky | $1,421,964 | |
| 46 | Wisconsin | $1,300,630 | |
| 47 | Idaho | $1,139,002 | |
| 48 | Delaware | $1,063,235 | |
| 49 | Ohio | $759,270 | |
| 50 | Rhode Island | $572,640 | |
| 51 | Connecticut | $94,470 | |
| 52 | New Hampshire | $44,251 | |
| 53 | Iowa | $7,969 | |
| 54 | American Samoa | $4,000 |
Show all 54
Shares are of everything obligated under NAICS 2371 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 17,102 listed here. See the rest on GovTribe.
Codes under 2371
Definition
This industry group comprises establishments primarily engaged in the construction of distribution lines and related buildings and structures for utilities (i.e., water, sewer, petroleum, gas, power, and communication). All structures (including buildings) that are integral parts of utility systems (e.g., storage tanks, pumping stations, power plants, and refineries) are included in this industry group.
Quick answers
What is NAICS 2371?
NAICS 2371 is Utility System Construction, an industry group in NAICS 23, Construction.
What codes are under NAICS 2371?
NAICS 2371 has 3 codes under it with their own GovTribe pages: 23711 Water and Sewer Line and Related Structures Construction, 23712 Oil and Gas Pipeline and Related Structures Construction and 23713 Power and Communication Line and Related Structures Construction.
How much do federal agencies spend under NAICS 2371?
Federal contracts under NAICS 2371 obligated $2,620,492,438 in fiscal year 2025 and $10,083,231,214 in fiscal years 2023 through 2027.
Who are the largest contractors under NAICS 2371?
The contractors with the most obligated under NAICS 2371 in fiscal years 2026 and 2027 are PCL Construction Inc. ($445,975,526); Record Steel And Construction, Inc. ($129,799,402); and Ames Federal Contracting Group LLC ($129,487,964).
Which agencies buy the most under NAICS 2371?
The agencies that obligated the most under NAICS 2371 in fiscal years 2026 and 2027 are Department of the Interior ($753,986,542), Department of the Army ($520,420,544) and International Boundary and Water Commission U.S.-Mexico ($447,405,854).
Which PSC codes are used with NAICS 2371?
The PSC codes with the most obligated under NAICS 2371 in fiscal years 2026 and 2027 are Y1ND Construction of Sewage and Waste Facilities, Y1NZ Construction of Other Utilities and Y1NE Construction of Water Supply Facilities.
Where is the work under NAICS 2371 performed?
By place of performance, the states with the most contract obligations under NAICS 2371 over the last 12 months are California ($709,487,606), Wyoming ($248,890,979) and New Mexico ($227,770,353).
What is the latest contract opportunity under NAICS 2371?
The latest contract opportunity under NAICS 2371 is Nelson Drive Fuel Tank Removal, solicitation from Forest Service, posted October 23, 2026.
On GovTribe
See everything under NAICS 2371
- Federal contract opportunities, awards and IDVs under this code
- Funding analysis by contractor, agency and set-aside
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