PSC DA01: IT and Telecom – Business Application/Application Development Support Services (Labor)
Service code
Code facts
- Spend category
- IT IT Professional Service (Labor)
- Part of
-
-
D
- DA
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D
- Contract awards
- 3,438 In the last 12 months
- Contract obligations
- $23,002,674,788 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 | $47,500,417 |
| FY2026 | $21,399,823,400 |
| FY2025 | $23,002,674,788 |
| FY2024 | $21,060,059,112 |
| FY2023 | $15,520,278,210 |
Top contractors by obligations
| Rank | Contractor | Obligated, FY2026–FY2027 | Share |
|---|---|---|---|
| 1 | Oracle Health Government Services, Inc. | $1,580,054,910 | |
| 2 | Accenture Federal Services LLC | $1,214,434,403 | |
| 3 | Booz Allen Hamilton Inc. | $1,199,747,478 | |
| 4 | Leidos, Inc. | $829,432,698 | |
| 5 | Caci, Inc. - Federal | $764,705,539 | |
| 6 | General Dynamics Information Technology, Inc. | $735,200,912 | |
| 7 | Deloitte Consulting LLP | $575,175,469 | |
| 8 | Science Applications International Corporation | $535,406,960 | |
| 9 | Leidos, Inc. | $342,729,270 | |
| 10 | CGI Federal Inc. | $327,387,418 |
See the full FY2025 ranking of PSC DA01 contractors, by parent company.
Top funding agencies by obligations
| Rank | Agency | Obligated, FY2026–FY2027 | Share |
|---|---|---|---|
| 1 | Department of Veterans Affairs | $4,140,177,434 | |
| 2 | Department of Health and Human Services | $3,025,437,850 | |
| 3 | Department of Homeland Security | $2,708,023,461 | |
| 4 | Air Force | $1,963,742,694 | |
| 5 | Department of the Navy | $1,367,849,856 | |
| 6 | Department of the Treasury | $1,096,795,014 | |
| 7 | Department of the Army | $961,491,339 | |
| 8 | Defense Information Systems Agency | $779,765,014 | |
| 9 | Department of State | $586,278,945 | |
| 10 | Department of Justice | $503,491,164 |
Top NAICS codes by obligations
| Rank | NAICS code | Obligated, FY2026–FY2027 | Share |
|---|---|---|---|
| 1 | 541512 Computer Systems Design Services | $10,688,467,751 | |
| 2 | 541519 Other Computer Related Services | $4,085,101,649 | |
| 3 | 541511 Custom Computer Programming Services | $3,738,647,148 | |
| 4 | 541513 Computer Facilities Management Services | $507,585,538 | |
| 5 | 541330 Engineering Services | $431,667,951 | |
| 6 | 518210 Computing Infrastructure Providers, Data Processing, Web Hosting, and Related Services | $378,808,881 | |
| 7 | 541611 Administrative Management and General Management Consulting Services | $368,021,801 | |
| 8 | 511210 Software Publishers | $169,723,671 | |
| 9 | 561421 Telephone Answering Services | $122,948,870 | |
| 10 | 513210 Software Publishers | $102,810,183 |
Contract obligations by state
| Rank | Place of performance | Obligated, last 12 months | Share |
|---|---|---|---|
| 1 | Virginia | $8,836,941,774 | |
| 2 | Maryland | $3,041,226,216 | |
| 3 | District of Columbia | $2,978,718,278 | |
| 4 | Kansas | $1,581,641,696 | |
| 5 | Texas | $720,773,784 | |
| 6 | California | $650,970,288 | |
| 7 | Florida | $442,462,172 | |
| 8 | New Jersey | $310,333,386 | |
| 9 | Ohio | $301,137,929 | |
| 10 | Alabama | $252,066,062 | |
| 11 | North Carolina | $185,978,392 | |
| 12 | Illinois | $182,888,685 | |
| 13 | Massachusetts | $153,989,369 | |
| 14 | Pennsylvania | $147,680,313 | |
| 15 | Hawaii | $142,029,170 | |
| 16 | Colorado | $130,630,234 | |
| 17 | Georgia | $126,831,567 | |
| 18 | Arizona | $107,336,997 | |
| 19 | Utah | $87,905,367 | |
| 20 | New Hampshire | $87,081,744 | |
| 21 | Kentucky | $85,328,435 | |
| 22 | West Virginia | $80,567,161 | |
| 23 | New York | $80,326,370 | |
| 24 | Oklahoma | $63,589,566 | |
| 25 | Nebraska | $61,075,547 | |
| 26 | Nevada | $57,860,722 | |
| 27 | Louisiana | $43,691,282 | |
| 28 | South Carolina | $41,625,534 | |
| 29 | Indiana | $41,244,750 | |
| 30 | Wisconsin | $38,450,661 | |
| 31 | Vermont | $33,718,209 | |
| 32 | Missouri | $31,601,165 | |
| 33 | Alaska | $28,907,354 | |
| 34 | Delaware | $25,362,771 | |
| 35 | Michigan | $21,642,150 | |
| 36 | Mississippi | $18,035,112 | |
| 37 | Washington | $13,025,819 | |
| 38 | New Mexico | $8,318,004 | |
| 39 | Wyoming | $8,221,191 | |
| 40 | Connecticut | $6,353,653 | |
| 41 | Iowa | $4,180,394 | |
| 42 | Montana | $3,855,053 | |
| 43 | Puerto Rico | $3,773,682 | |
| 44 | Idaho | $1,393,406 | |
| 45 | South Dakota | $1,328,066 | |
| 46 | Rhode Island | $1,124,374 | |
| 47 | Oregon | $722,079 | |
| 48 | Tennessee | $684,035 | |
| 49 | Minnesota | $602,584 | |
| 50 | North Dakota | $442,824 | |
| 51 | Arkansas | $109,164 | |
| 52 | Guam | $9,954 |
Show all 52
Shares are of everything obligated under PSC DA01 in the last 12 months before deobligations, including work performed abroad or with no place of performance on record.
Contract opportunities
Show 37 more
Latest 47 of 5,415 listed here. See the rest on GovTribe.
Definition
Support services for activities involved with application development and support to include analysis, design, development, coding, testing, and release packaging, as well as support of off-the-shelf Business Applications.
Includes: User Research, Human Center Design, Development/Security/Operations (DevSecOps), Customer Experience (UX) Application development for new software projects and support for existing applications.
Quick answers
What is PSC DA01?
PSC DA01 is IT and Telecom – Business Application/
How much do federal agencies spend under PSC DA01?
Federal contracts under PSC DA01 obligated $23,002,674,788 in fiscal year 2025 and $81,030,335,927 in fiscal years 2023 through 2027.
Who are the largest contractors under PSC DA01?
The contractors with the most obligated under PSC DA01 in fiscal years 2026 and 2027 are Oracle Health Government Services, Inc. ($1,580,054,910); Accenture Federal Services LLC ($1,214,434,403); and Booz Allen Hamilton Inc. ($1,199,747,478).
Which agencies buy the most under PSC DA01?
The agencies that obligated the most under PSC DA01 in fiscal years 2026 and 2027 are Department of Veterans Affairs ($4,140,177,434), Department of Health and Human Services ($3,025,437,850) and Department of Homeland Security ($2,708,023,461).
Which NAICS codes are used with PSC DA01?
The NAICS codes with the most obligated under PSC DA01 in fiscal years 2026 and 2027 are 541512 Computer Systems Design Services, 541519 Other Computer Related Services and 541511 Custom Computer Programming Services.
Where is the work under PSC DA01 performed?
By place of performance, the states with the most contract obligations under PSC DA01 over the last 12 months are Virginia ($8,836,941,774), Maryland ($3,041,226,216) and the District of Columbia ($2,978,718,278).
What is the latest contract opportunity under PSC DA01?
The latest contract opportunity under PSC DA01 is DA01--FY 27 NYH iscv data recovery services - 1 year only, pre-solicitation from Veterans Integrated Service Network 2 (VHA), posted October 16, 2026.
On GovTribe
See everything under PSC DA01
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