PSC C1BZ: Architect and Engineering – Construction: Other Airfield Structures
Service code
Code facts
- Spend category
- Facilities & Construction Construction Related Services
- Part of
-
-
C
- C1
-
C
- Contract awards
- 13 In the last 12 months
- Contract obligations
- $163,966,980 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 | -$1,282,121 |
| FY2026 | $357,801,300 |
| FY2025 | $163,966,980 |
| FY2024 | $279,623,670 |
| FY2023 | $115,655,466 |
Top contractors by obligations
| Rank | Contractor | Obligated, FY2026–FY2027 | Share |
|---|---|---|---|
| 1 | Ptsi Managed Services Inc. | $330,685,817 | |
| 2 | Nippo Corporation | $12,031,255 | |
| 3 | Jacobs Government Services Company | $3,632,836 | |
| 4 | HDR Environmental, Operations And Construction, Inc. | $2,496,947 | |
| 5 | Citrine-Olsson JV LLC | $1,572,381 | |
| 6 | Benham - Mead & Hunt | $1,242,697 | |
| 7 | Burns Wald-Hopkins Shambach Architects, Inc. | $778,494 | |
| 8 | Michael Baker International, Inc. | $711,611 | |
| 9 | Jacobs / B&M A Joint Venture | $686,459 | |
| 10 | Atkins - Black & Veatch - FSB JV | $524,344 |
See the full FY2025 ranking of PSC C1BZ contractors, by parent company.
Top funding agencies by obligations
| Rank | Agency | Obligated, FY2026–FY2027 | Share |
|---|---|---|---|
| 1 | Department of Transportation | $330,685,817 | |
| 2 | Air Force | $21,653,563 | |
| 3 | Department of the Army | $2,130,617 | |
| 4 | Department of the Navy | $1,505,760 | |
| 5 | Department of Homeland Security | $348,119 | |
| 6 | National Aeronautics and Space Administration | $195,302 |
Top NAICS codes by obligations
| Rank | NAICS code | Obligated, FY2026–FY2027 | Share |
|---|---|---|---|
| 1 | 541990 All Other Professional, Scientific, and Technical Services | $330,685,817 | |
| 2 | 541330 Engineering Services | $13,651,043 | |
| 3 | 236220 Commercial and Institutional Building Construction | $12,053,731 | |
| 4 | 541310 Architectural Services | $128,588 |
Contract obligations by state
| Rank | Place of performance | Obligated, last 12 months | Share |
|---|---|---|---|
| 1 | District of Columbia | $332,080,375 | |
| 2 | Texas | $3,271,294 | |
| 3 | Colorado | $2,096,725 | |
| 4 | Wisconsin | $1,242,697 | |
| 5 | California | $840,199 | |
| 6 | Arizona | $778,494 | |
| 7 | Guam | $665,561 | |
| 8 | Minnesota | $430,281 | |
| 9 | Kentucky | $327,311 | |
| 10 | Indiana | $294,641 | |
| 11 | Idaho | $162,731 | |
| 12 | Missouri | $105,777 | |
| 13 | Iowa | $22,348 | |
| 14 | North Carolina | $14,512 | |
| 15 | North Dakota | $8,769 |
Show all 15
Shares are of everything obligated under PSC C1BZ in the last 12 months before deobligations, including work performed abroad or with no place of performance on record.
Contract opportunities
Show all 41
Quick answers
What is PSC C1BZ?
PSC C1BZ is Architect and Engineering – Construction: Other Airfield Structures, a service code in PSC C, Architect/
How much do federal agencies spend under PSC C1BZ?
Federal contracts under PSC C1BZ obligated $163,966,980 in fiscal year 2025 and $915,765,295 in fiscal years 2023 through 2027.
Who are the largest contractors under PSC C1BZ?
The contractors with the most obligated under PSC C1BZ in fiscal years 2026 and 2027 are Ptsi Managed Services Inc. ($330,685,817), Nippo Corporation ($12,031,255) and Jacobs Government Services Company ($3,632,836).
Which agencies buy the most under PSC C1BZ?
The agencies that obligated the most under PSC C1BZ in fiscal years 2026 and 2027 are Department of Transportation ($330,685,817), Air Force ($21,653,563) and Department of the Army ($2,130,617).
Which NAICS codes are used with PSC C1BZ?
The NAICS codes with the most obligated under PSC C1BZ in fiscal years 2026 and 2027 are 541990 All Other Professional, Scientific, and Technical Services; 541330 Engineering Services; and 236220 Commercial and Institutional Building Construction.
Where is the work under PSC C1BZ performed?
By place of performance, the states with the most contract obligations under PSC C1BZ over the last 12 months are the District of Columbia ($332,080,375), Texas ($3,271,294) and Colorado ($2,096,725).
What is the latest contract opportunity under PSC C1BZ?
The latest contract opportunity under PSC C1BZ is PN 110205 - SOS Hangar Renovation - Progressive-Design-Build OT, special notice from ENDIST Wilmington (USACE), posted October 20, 2026.
On GovTribe
See everything under PSC C1BZ
- Federal contract opportunities, awards and IDVs under this code
- Funding analysis by contractor, agency and set-aside
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