PSC Y1DB: Construction of Laboratories and Clinics
Service code
Code facts
- Spend category
- Facilities & Construction Construction Related Services
- Part of
-
-
Y
- Y1
-
Y
- Contract awards
- 13 In the last 12 months
- Contract obligations
- $513,862,950 In FY2025
PSC codes and definitions come from the GSA PSC Manual and contract spending from SAM.gov/FPDS.
Contract obligations by fiscal year
| Fiscal year | Obligated |
|---|---|
| FY2027 To date | $30,248 |
| FY2026 | $1,509,115,049 |
| FY2025 | $513,862,950 |
| FY2024 | $351,251,807 |
| FY2023 | $531,592,937 |
Top contractors by obligations
| Rank | Contractor | Obligated, FY2026–FY2027 | Share |
|---|---|---|---|
| 1 | M.a. Mortenson Company | $677,472,565 | |
| 2 | Manhattan Torcon A Joint Venture | $491,767,200 | |
| 3 | Messer Construction Co | $82,471,000 | |
| 4 | BL Harbert International LLC | $70,320,688 | |
| 5 | Dpr-Rq Construction, LLC | $39,266,771 | |
| 6 | Ross Group Construction Corporation, LLC | $36,203,180 | |
| 7 | Dean Snyder Construction CO. | $32,862,429 | |
| 8 | Richard Group LLC | $32,709,104 | |
| 9 | Covington Firelake JV, LLC | $19,999,990 | |
| 10 | HBP Joint Venture | $12,028,168 |
See the full FY2025 ranking of PSC Y1DB contractors, by parent company.
Top funding agencies by obligations
| Rank | Agency | Obligated, FY2026–FY2027 | Share |
|---|---|---|---|
| 1 | Department of the Army | $689,925,659 | |
| 2 | Department of Health and Human Services | $542,456,075 | |
| 3 | Department of Agriculture | $135,552,969 | |
| 4 | Department of the Navy | $123,881,005 | |
| 5 | Department of Veterans Affairs | $33,285,544 | |
| 6 | Federal Trade Commission | $597,656 |
Top NAICS codes by obligations
| Rank | NAICS code | Obligated, FY2026–FY2027 | Share |
|---|---|---|---|
| 1 | 236220 Commercial and Institutional Building Construction | $1,510,088,310 | |
| 2 | 541611 Administrative Management and General Management Consulting Services | $597,656 | |
| 3 | 238220 Plumbing, Heating, and Air-Conditioning Contractors | $159,581 |
Contract obligations by state
| Rank | Place of performance | Obligated, last 12 months | Share |
|---|---|---|---|
| 1 | Texas | $668,928,619 | |
| 2 | Georgia | $491,742,776 | |
| 3 | California | $86,610,078 | |
| 4 | Kentucky | $82,471,000 | |
| 5 | South Carolina | $70,320,688 | |
| 6 | Arkansas | $36,301,615 | |
| 7 | Louisiana | $19,999,990 | |
| 8 | New York | $12,087,749 | |
| 9 | Massachusetts | $4,197,639 | |
| 10 | Florida | $2,147,299 | |
| 11 | Washington | $1,092,671 | |
| 12 | Maryland | $1,000,000 | |
| 13 | District of Columbia | $597,656 | |
| 14 | Nebraska | $567,395 | |
| 15 | Delaware | $500,626 | |
| 16 | Oklahoma | $200,761 | |
| 17 | Pennsylvania | $126,996 | |
| 18 | North Carolina | $94,294 | |
| 19 | Ohio | $93,631 | |
| 20 | Iowa | $82,833 | |
| 21 | New Hampshire | $45,579 | |
| 22 | Montana | $43,977 | |
| 23 | Kansas | $39,385 | |
| 24 | Mississippi | $13,500 |
Show all 24
Shares are of everything obligated under PSC Y1DB 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 343 listed here. See the rest on GovTribe.
Quick answers
What is PSC Y1DB?
PSC Y1DB is Construction of Laboratories and Clinics, a service code in PSC Y, Construction of Structures/
How much do federal agencies spend under PSC Y1DB?
Federal contracts under PSC Y1DB obligated $513,862,950 in fiscal year 2025 and $2,905,852,991 in fiscal years 2023 through 2027.
Who are the largest contractors under PSC Y1DB?
The contractors with the most obligated under PSC Y1DB in fiscal years 2026 and 2027 are M.a. Mortenson Company ($677,472,565), Manhattan Torcon A Joint Venture ($491,767,200) and Messer Construction Co ($82,471,000).
Which agencies buy the most under PSC Y1DB?
The agencies that obligated the most under PSC Y1DB in fiscal years 2026 and 2027 are Department of the Army ($689,925,659), Department of Health and Human Services ($542,456,075) and Department of Agriculture ($135,552,969).
Which NAICS codes are used with PSC Y1DB?
The NAICS codes with the most obligated under PSC Y1DB in fiscal years 2026 and 2027 are 236220 Commercial and Institutional Building Construction; 541611 Administrative Management and General Management Consulting Services; and 238220 Plumbing, Heating, and Air-Conditioning Contractors.
Where is the work under PSC Y1DB performed?
By place of performance, the states with the most contract obligations under PSC Y1DB over the last 12 months are Texas ($668,928,619), Georgia ($491,742,776) and California ($86,610,078).
What is the latest contract opportunity under PSC Y1DB?
The latest contract opportunity under PSC Y1DB is Detection Sciences Testing and Applied Research (DSTAR), special notice from ENDIST Philadelphia (USACE), posted October 16, 2026.
On GovTribe
See everything under PSC Y1DB
- Federal contract opportunities, awards and IDVs under this code
- Funding analysis by contractor, agency and set-aside
- Contacts who buy under this code
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