NAICS 928: National Security and International Affairs
Subsector
Code facts
- Part of
-
- 92
- Codes under it
- 1
- Contract awards
- 69 In the last 12 months
- Contract obligations
- $63,202,772 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 | $244,528 |
| FY2026 | $34,157,251 |
| FY2025 | $63,202,772 |
| FY2024 | $55,716,708 |
| FY2023 | $99,896,445 |
Top contractors by obligations
| Rank | Contractor | Obligated, FY2026–FY2027 | Share |
|---|---|---|---|
| 1 | American Institute In Taiwan | $19,900,666 | |
| 2 | Raven Advisory LLC | $582,792 | |
| 3 | Trustwave Government Solutions, LLC | $340,481 | |
| 4 | Stellar Science LTD. CO. | $275,000 | |
| 5 | Khalid B Simaan | $266,724 | |
| 6 | Bloomberg Finance LP | $226,560 | |
| 7 | Ishikawa Linda J | $174,683 | |
| 8 | Egbert Warner Ospina | $162,740 | |
| 9 | Teresa A Cochran | $142,118 | |
| 10 | Thomas Benjamin Gilmer | $137,758 |
See the full FY2025 ranking of NAICS 928 contractors, by parent company.
Top funding agencies by obligations
| Rank | Agency | Obligated, FY2026–FY2027 | Share |
|---|---|---|---|
| 1 | Department of State | $20,277,148 | |
| 2 | Department of the Treasury | $14,896,748 | |
| 3 | National Gallery of Art | $340,481 | |
| 4 | Air Force | $275,000 | |
| 5 | Department of Energy | $135,000 | |
| 6 | Department of the Interior | $5,000 |
Top PSC codes by obligations
| Rank | PSC code | Obligated, FY2026–FY2027 | Share |
|---|---|---|---|
| 1 | B599 Other Special Studies and Analysis | $23,998,144 | |
| 2 | R497 Personal Services Contracts | $14,896,748 | |
| 3 | U009 Education Services | $4,319,097 | |
| 4 | 7J20 IT and Telecom – Security and Compliance Products (Hardware and Perpetual License Software) | $475,481 | |
| 5 | AC32 National Defense R&D Services; Defense-Related Activities; Applied Research | $275,000 | |
| 6 | 5810 Communications Security Equipment and Components | $226,560 | |
| 7 | R418 Legal Services | $105,896 | |
| 8 | R430 Support – Professional: Physical Security and Badging | $40,215 | |
| 9 | 7510 Office Supplies | $16,894 | |
| 10 | 7A21 IT and Telecom – Business Application Software (Perpetual License Software) | $15,401 |
Contract obligations by state
| Rank | Place of performance | Obligated, last 12 months | Share |
|---|---|---|---|
| 1 | Virginia | $30,890,792 | |
| 2 | District of Columbia | $8,885,666 | |
| 3 | New Mexico | $275,000 | |
| 4 | Georgia | $231,156 | |
| 5 | Maryland | $135,282 | |
| 6 | Florida | $135,203 | |
| 7 | South Carolina | $135,000 |
Shares are of everything obligated under NAICS 928 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 1,077 listed here. See the rest on GovTribe.
Codes under 928
Definition
The National Security and International Affairs subsector groups government establishments primarily engaged in national security and international affairs.
Quick answers
What is NAICS 928?
NAICS 928 is National Security and International Affairs, a subsector in NAICS 92, Public Administration.
What codes are under NAICS 928?
NAICS 928 has one code under it with its own GovTribe page, 9281 National Security and International Affairs.
How much do federal agencies spend under NAICS 928?
Federal contracts under NAICS 928 obligated $63,202,772 in fiscal year 2025 and $253,217,704 in fiscal years 2023 through 2027.
Who are the largest contractors under NAICS 928?
The contractors with the most obligated under NAICS 928 in fiscal years 2026 and 2027 are American Institute In Taiwan ($19,900,666); Raven Advisory LLC ($582,792); and Trustwave Government Solutions, LLC ($340,481).
Which agencies buy the most under NAICS 928?
The agencies that obligated the most under NAICS 928 in fiscal years 2026 and 2027 are Department of State ($20,277,148), Department of the Treasury ($14,896,748) and National Gallery of Art ($340,481).
Which PSC codes are used with NAICS 928?
The PSC codes with the most obligated under NAICS 928 in fiscal years 2026 and 2027 are B599 Other Special Studies and Analysis, R497 Personal Services Contracts and U009 Education Services.
Where is the work under NAICS 928 performed?
By place of performance, the states with the most contract obligations under NAICS 928 over the last 12 months are Virginia ($30,890,792), the District of Columbia ($8,885,666) and New Mexico ($275,000).
What is the latest contract opportunity under NAICS 928?
The latest contract opportunity under NAICS 928 is Senior Advisor, Government Debt and Infrastructure Finance - Personal Services Contractor, solicitation, posted October 7, 2026.
On GovTribe
See everything under NAICS 928
- Federal contract opportunities, awards and IDVs under this code
- Funding analysis by contractor, agency and set-aside
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- Ask GovTribe AI about this code