Construction of Buildings Government Contracts
PSC Y1 Service group
Code facts
- Part of
-
- Y
- Codes under it
- 114
- Contract obligations
- $30,503,450,894 In FY2025
PSC codes and definitions come from the GSA PSC Manual and contract spending from SAM.gov/FPDS.
Market summary
Top buying agencies by obligations
| Rank | Agency | Obligated, FY2026–FY2027 | Share |
|---|---|---|---|
| 1 | Department of Homeland Security | $31,743,709,876 | |
| 2 | Department of the Army | $12,217,156,496 | |
| 3 | Department of the Navy | $4,870,031,002 | |
| 4 | Department of Veterans Affairs | $2,151,833,720 | |
| 5 | Department of Transportation | $1,938,837,081 | |
| 6 | Department of Energy | $1,253,810,693 | |
| 7 | General Services Administration | $1,252,305,729 | |
| 8 | Department of Health and Human Services | $1,209,616,264 | |
| 9 | Department of the Interior | $1,208,381,857 | |
| 10 | Department of State | $779,074,061 |
Top contractors by obligations
| Rank | Contractor | Obligated, FY2026–FY2027 | Share |
|---|---|---|---|
| 1 | Fisher Sand & Gravel Co | $13,008,087,940 | |
| 2 | Barnard Construction Company, Incorporated | $4,787,421,125 | |
| 3 | Southwest Valley Constructors Co | $2,693,647,344 | |
| 4 | SLS Federal Services LLC | $2,379,101,008 | |
| 5 | Spencer Construction LLC | $2,364,400,574 | |
| 6 | Thalle Construction Co Inc. | $1,918,401,611 | |
| 7 | Bechtel National, Inc. | $1,190,437,920 | |
| 8 | BL Harbert International LLC | $1,098,610,489 | |
| 9 | Ferrovial Construccion PR, LLC | $1,078,992,000 | |
| 10 | Walsh Federal LLC | $967,080,625 |
See the full FY2025 ranking of PSC Y1 contractors, by parent company.
Open contract opportunities
Show 15 more
Latest 25 of 315 listed here. See the rest on GovTribe.
Recent contract awards
Latest 10 of 3,817 awarded in the last 12 months listed here. See the rest on GovTribe.
Contract obligations by fiscal year
| Fiscal year | Obligated |
|---|---|
| FY2027 To date | $374,440,083 |
| FY2026 | $60,832,475,808 |
| FY2025 | $30,503,450,894 |
| FY2024 | $31,352,511,243 |
| FY2023 | $32,162,976,284 |
Top NAICS codes by obligations
| Rank | NAICS code | Obligated, FY2026–FY2027 | Share |
|---|---|---|---|
| 1 | 236220 Commercial and Institutional Building Construction | $45,558,844,650 | |
| 2 | 237990 Other Heavy and Civil Engineering Construction | $7,887,709,789 | |
| 3 | 237310 Highway, Street, and Bridge Construction | $1,385,772,567 | |
| 4 | 237110 Water and Sewer Line and Related Structures Construction | $1,321,377,992 | |
| 5 | 237130 Power and Communication Line and Related Structures Construction | $594,138,033 | |
| 6 | 336611 Ship Building and Repairing | $508,144,770 | |
| 7 | 236210 Industrial Building Construction | $502,906,592 | |
| 8 | 541512 Computer Systems Design Services | $431,236,938 | |
| 9 | 238990 All Other Specialty Trade Contractors | $382,469,492 | |
| 10 | 334511 Search, Detection, Navigation, Guidance, Aeronautical, and Nautical System and Instrument Manufacturing | $290,916,445 |
Contract obligations by state
| Rank | Place of performance | Obligated, last 12 months | Share |
|---|---|---|---|
| 1 | Texas | $19,246,772,932 | |
| 2 | Arizona | $6,587,332,663 | |
| 3 | California | $5,270,486,901 | |
| 4 | Florida | $3,636,739,818 | |
| 5 | New Mexico | $2,694,555,472 | |
| 6 | Washington | $2,266,447,340 | |
| 7 | Alaska | $1,382,872,653 | |
| 8 | Guam | $1,276,223,002 | |
| 9 | Virginia | $1,266,739,668 | |
| 10 | Puerto Rico | $1,223,277,968 | |
| 11 | Alabama | $1,058,313,609 | |
| 12 | Maryland | $1,052,070,255 | |
| 13 | Georgia | $1,033,315,394 | |
| 14 | South Carolina | $913,169,002 | |
| 15 | Louisiana | $821,697,916 | |
| 16 | Hawaii | $791,245,340 | |
| 17 | North Carolina | $710,657,414 | |
| 18 | New Jersey | $576,070,413 | |
| 19 | Kentucky | $551,032,510 | |
| 20 | District of Columbia | $381,876,036 | |
| 21 | Colorado | $375,376,300 | |
| 22 | South Dakota | $360,118,099 | |
| 23 | Pennsylvania | $345,128,381 | |
| 24 | Ohio | $337,829,074 | |
| 25 | Arkansas | $330,029,423 | |
| 26 | Wyoming | $325,561,190 | |
| 27 | Mississippi | $319,764,571 | |
| 28 | Missouri | $317,596,331 | |
| 29 | New York | $308,978,234 | |
| 30 | Illinois | $248,400,569 | |
| 31 | Montana | $231,923,743 | |
| 32 | Oregon | $225,955,532 | |
| 33 | Oklahoma | $216,766,776 | |
| 34 | Tennessee | $206,417,228 | |
| 35 | Michigan | $202,984,598 | |
| 36 | Idaho | $193,150,234 | |
| 37 | Massachusetts | $176,208,830 | |
| 38 | Wisconsin | $156,926,620 | |
| 39 | Maine | $150,280,596 | |
| 40 | North Dakota | $141,295,188 | |
| 41 | West Virginia | $111,995,641 | |
| 42 | Iowa | $92,629,322 | |
| 43 | Nevada | $88,072,133 | |
| 44 | Nebraska | $87,062,879 | |
| 45 | Utah | $72,842,736 | |
| 46 | Connecticut | $69,338,435 | |
| 47 | Minnesota | $66,125,258 | |
| 48 | Northern Mariana Islands | $37,176,284 | |
| 49 | Rhode Island | $28,678,562 | |
| 50 | Indiana | $27,300,906 | |
| 51 | Kansas | $23,850,487 | |
| 52 | Delaware | $18,351,938 | |
| 53 | Vermont | $9,708,864 | |
| 54 | New Hampshire | $5,254,605 | |
| 55 | U.S. Virgin Islands | $1,872,248 |
Show all 55
Shares are of everything obligated under PSC Y1 in the last 12 months before deobligations, including work performed abroad or with no place of performance on record.
Codes under Y1
Show all 114
Quick answers
What is PSC Y1?
PSC Y1 is Construction of Buildings, a service group in PSC Y, Construction of Structures/
How many government contracts for construction of buildings are there?
315 contract opportunities under PSC Y1 are open now, and 1,286 notices were posted in the last 90 days. Federal agencies awarded 3,817 contracts under PSC Y1 in the last 12 months, obligating $60,352,649,730.
What codes are under PSC Y1?
PSC Y1 has 114 codes under it with their own GovTribe pages, including Y111 Construction of Office Buildings, Y112 Construction of Conference Space and Facilities and Y119 Construction of Other Administrative Facilities and Service Buildings.
How much do federal agencies spend under PSC Y1?
Federal contracts under PSC Y1 obligated $30,503,450,894 in fiscal year 2025 and $155,225,854,313 in fiscal years 2023 through 2027.
Who are the largest contractors under PSC Y1?
The contractors with the most obligated under PSC Y1 in fiscal years 2026 and 2027 are Fisher Sand & Gravel Co ($13,008,087,940); Barnard Construction Company, Incorporated ($4,787,421,125); and Southwest Valley Constructors Co ($2,693,647,344).
Which agencies buy the most under PSC Y1?
The agencies that obligated the most under PSC Y1 in fiscal years 2026 and 2027 are Department of Homeland Security ($31,743,709,876), Department of the Army ($12,217,156,496) and Department of the Navy ($4,870,031,002).
Which NAICS codes are used with PSC Y1?
The NAICS codes with the most obligated under PSC Y1 in fiscal years 2026 and 2027 are 236220 Commercial and Institutional Building Construction; 237990 Other Heavy and Civil Engineering Construction; and 237310 Highway, Street, and Bridge Construction.
Where is the work under PSC Y1 performed?
By place of performance, the states with the most contract obligations under PSC Y1 over the last 12 months are Texas ($19,246,772,932), Arizona ($6,587,332,663) and California ($5,270,486,901).
What is the latest open contract opportunity under PSC Y1?
The latest open contract opportunity under PSC Y1 is ACC003 Weapons Generation Complex and Northern Flightline, solicitation from ENDIST Alaska (USACE), posted November 10, 2026.
On GovTribe
See everything under PSC Y1
- Federal contract opportunities, awards and IDVs under this code
- Funding analysis by contractor, agency and set-aside
- Contacts who buy under this code
- Ask GovTribe AI about this code