01 / Contracting Office Profile
Defense Ci and Security Agency Federal Contracts and Spending
Office code HS0021
Defense Ci and Security Agency is a federal contracting office within DEFENSE COUNTERINTELLIGENCE AND SECURITY AGENCY (DCSA). This profile shows the office’s purchasing scale, incumbent vendors, market classifications, competition, and recent contract activity.
02 / Market Size
Defense Ci and Security Agency contract market at a glance
Net obligations, purchasing activity, and supplier participation measured consistently across FY 2019–FY 2025.
Across FY 2019–FY 2025, Defense Ci and Security Agency accounts for 100.0% of its parent agency’s net contract obligations. Net obligations include positive obligations and later deobligations recorded during the same period.
03 / Spending Trend
Defense Ci and Security Agency contract spending by year
Annual net obligations for FY 2019–FY 2025 show whether the office’s recorded contract market is growing or contracting. Actions and vendors indicate whether that change reflects broader purchasing activity or a smaller number of large transactions.
Total obligations$997.41M
FY 2025ObligationsHistorical spending range
| Fiscal year | Obligations | Actions | Vendors | Change |
|---|---|---|---|---|
| FY 2025 | $997.41M | 620 | 178 | +7.8% |
| FY 2024 | $925.30M | 584 | 196 | +15.5% |
| FY 2023 | $800.80M | 551 | 177 | +14.2% |
| FY 2022 | $701.40M | 444 | 160 | −15.8% |
| FY 2021 | $833.01M | 419 | 188 | +55.9% |
| FY 2020 | $534.22M | 336 | 156 | −16.4% |
| FY 2019 | $638.82M | 300 | 156 | — |
04 / Buying Hierarchy
Where does Defense Ci and Security Agency sit in the federal buying structure?
The office executes procurement within a contracting agency, which belongs to a federal department. Follow either profile to compare this office with the broader organizations directing and funding its activity.
| Organization level | Organization | Code | Explore |
|---|---|---|---|
| Contracting agency | DEFENSE COUNTERINTELLIGENCE AND SECURITY AGENCY (DCSA) | 97AV | View agency profile |
| Federal department | DEPT OF DEFENSE | 9700 | View department profile |
05 / Top NAICS Industries
Which industries receive the most Defense Ci and Security Agency contract spending?
NAICS industries ranked by recorded obligations show where this office’s contract demand is concentrated and how many actions and vendors participate in each market.
| NAICS | Description | Obligations | Actions | Vendors | Office share |
|---|---|---|---|---|---|
| 561611 | INVESTIGATION SERVICES | $3.35B | 294 | 16 | 61.7% |
| 541519 | OTHER COMPUTER RELATED SERVICES | $238.00M | 427 | 76 | 4.4% |
| 541513 | COMPUTER FACILITIES MANAGEMENT SERVICES | $237.91M | 56 | 4 | 4.4% |
| 541611 | ADMINISTRATIVE MANAGEMENT AND GENERAL MANAGEMENT CONSULTING SERVICES | $214.89M | 446 | 34 | 4.0% |
| 511210 | SOFTWARE PUBLISHERS | $208.82M | 243 | 29 | 3.8% |
| 541512 | COMPUTER SYSTEMS DESIGN SERVICES | $178.54M | 202 | 26 | 3.3% |
| 541511 | CUSTOM COMPUTER PROGRAMMING SERVICES | $151.16M | 98 | 20 | 2.8% |
| 541330 | ENGINEERING SERVICES | $129.65M | 226 | 21 | 2.4% |
| 518210 | DATA PROCESSING, HOSTING, AND RELATED SERVICES | $106.72M | 82 | 9 | 2.0% |
| 541219 | OTHER ACCOUNTING SERVICES | $91.48M | 59 | 1 | 1.7% |
06 / Top Product and Service Codes
What products and services does Defense Ci and Security Agency buy?
Product and Service Codes ranked by recorded obligations show the specific categories purchased by this office.
| PSC | Description | Obligations | Actions | Vendors | Office share |
|---|---|---|---|---|---|
| R615 | SUPPORT- ADMINISTRATIVE: BACKGROUND INVESTIGATION | $2.95B | 160 | 9 | 54.3% |
| R499 | SUPPORT- PROFESSIONAL: OTHER | $642.72M | 505 | 58 | 11.8% |
| DJ01 | IT AND TELECOM - SECURITY AND COMPLIANCE SUPPORT SERVICES (LABOR) | $229.59M | 54 | 5 | 4.2% |
| DA10 | IT AND TELECOM - BUSINESS APPLICATION/APPLICATION DEVELOPMENT SOFTWARE AS A SERVICE | $145.71M | 196 | 34 | 2.7% |
| DH10 | IT AND TELECOM - PLATFORM AS A SERVICE: DATABASE, MAINFRAME, MIDDLEWARE | $136.85M | 23 | 2 | 2.5% |
| DA01 | IT AND TELECOM - BUSINESS APPLICATION/APPLICATION DEVELOPMENT SUPPORT SERVICES (LABOR) | $123.20M | 75 | 12 | 2.3% |
| R799 | SUPPORT- MANAGEMENT: OTHER | $122.41M | 200 | 21 | 2.3% |
| 7A21 | IT AND TELECOM - BUSINESS APPLICATION SOFTWARE (PERPETUAL LICENSE SOFTWARE) | $121.06M | 153 | 41 | 2.2% |
| R611 | SUPPORT- ADMINISTRATIVE: CREDIT REPORTING | $106.71M | 66 | 2 | 2.0% |
| 7030 | INFORMATION TECHNOLOGY SOFTWARE | $78.83M | 149 | 38 | 1.5% |
07 / Top Vendors
Which contractors receive the most Defense Ci and Security Agency obligations?
Vendors are ranked by recorded obligations to show the office’s leading incumbents, their share of spending, purchasing activity, and primary NAICS and PSC markets.
| Vendor | Obligations | Awards / actions | Share | Primary NAICS / PSC |
|---|---|---|---|---|
| PERATON RISK DECISION INC. | $1.38B | 41 | 25.4% | NAICS 561611 · PSC R615 |
| CACI, INC. - FEDERAL | $599.25M | 23 | 11.0% | NAICS 561611 · PSC R615 |
| CACI PREMIER TECHNOLOGY, INC. | $576.85M | 24 | 10.6% | NAICS 561611 · PSC R615 |
| SECURITAS CRITICAL INFRASTRUCTURE SERVICES, INC. | $290.96M | 18 | 5.4% | NAICS 561611 · PSC R615 |
| ASRC FEDERAL PROFESSIONAL SERVICES LLC | $278.01M | 37 | 5.1% | NAICS 561611 · PSC R499 |
| CARAHSOFT TECHNOLOGY CORP. | $163.70M | 88 | 3.0% | NAICS 511210 · PSC DH10 |
| AGILE DECISION SCIENCES, LLC | $139.90M | 21 | 2.6% | NAICS 541513 · PSC DJ01 |
| VERATO, INC. | $97.45M | 61 | 1.8% | NAICS 541219 · PSC R611 |
| ECHELON SERVICES, LLC | $81.90M | 43 | 1.5% | NAICS 541513 · PSC DJ01 |
| IWORKS CORPORATION | $80.71M | 31 | 1.5% | NAICS 561611 · PSC R615 |
08 / Buying Pattern
How does Defense Ci and Security Agency award contract work?
Competition, small-business participation, set-asides, transaction size, and action types provide a compact view of how the office structures its recorded contract activity.
Competition rate 89.4%
Small-business share 4.5%
Set-aside share 26.7%
Average action value $1.67M
Largest recorded action $271.20M
09 / Recent Contract Awards
What did Defense Ci and Security Agency award most recently in FY 2019–FY 2025?
The latest recorded contract actions inside this profile’s closed fiscal-year window connect award activity with the vendors, markets, agencies, and offices shown above.
10 / Interpreting the Profile
What does this contract market mean for a supplier?
This profile combines spending scale, the buying hierarchy, incumbent vendors, market classifications, and competition indicators. Read them together before deciding whether Defense Ci and Security Agency represents an addressable market for your company.
Read spending in context
$5.43B in recorded obligations describes historical market scale. Compare it with 3,254 contract actions and an average action value of $1.67M to understand purchasing frequency and transaction size.
Follow the actual buyers
This office sits within DEFENSE COUNTERINTELLIGENCE AND SECURITY AGENCY (DCSA) and DEPT OF DEFENSE. Use that hierarchy to understand who directs its mission and how its purchasing compares with the broader organization.
Do not confuse scale with access
A large historical total does not mean the same amount is currently open for competition. Use the 89.4% competition rate, set-aside share, recent awards, and current opportunities to estimate what may actually be addressable.
Test market fit and incumbency
Compare leading vendors with NAICS 561611 and PSC R615. Supplier concentration and competition reveal whether demand aligns with your capabilities and how difficult displacement may be.