Top DHS computer systems design services contractors
In the 12 months ending Oct 5, 2026, the Department of Homeland Security obligated $4.0B in net prime contract dollars under NAICS 541512, up 9.7% from $3.6B in the preceding 12 months. 232 prime contractors received positive obligations, and 21 of them accounted for 80% of that spend.
Prime contracts funded by the Department of Homeland Security. Latest 12 months: Oct 6, 2025 to Oct 5, 2026. Source: USAspending.gov.
Obligations by fiscal year
Net prime contract obligations by federal fiscal year (October to September).
Top DHS contractors for NAICS 541512
Ranked by positive obligations in the latest 12 months. Share is of all positive obligations in this market.
| # | Contractor | Latest 12 mo | Prior 12 mo | Share | Rank change |
|---|---|---|---|---|---|
| 1 | CACI, Inc. - Federal | $645.2M | $661.0M | 16.1% | — |
| 2 | Anduril Industries, Inc. | $431.2M | $148.5M | 10.8% | ▲ 7 |
| 3 | Science Applications International Corporation | $238.7M | $194.8M | 5.9% | — |
| 4 | Accenture Federal Services LLC | $219.9M | $186.8M | 5.5% | — |
| 5 | General Dynamics Information Technology, Inc. | $197.9M | $162.5M | 4.9% | ▲ 1 |
| 6 | ECS Federal, LLC | $189.9M | $116.1M | 4.7% | ▲ 4 |
| 7 | Leidos, Inc. | $180.3M | $176.5M | 4.5% | ▼ 2 |
| 8 | Booz Allen Hamilton Inc | $177.0M | $262.8M | 4.4% | ▼ 6 |
| 9 | CGI Federal Inc. | $164.9M | $151.8M | 4.1% | ▼ 1 |
| 10 | Steampunk, Inc. | $161.9M | $106.3M | 4.0% | ▲ 1 |
| 11 | Deloitte Consulting LLP | $107.3M | $75.1M | 2.7% | ▲ 3 |
| 12 | Mantech Advanced Systems International, Inc. | $103.7M | $159.3M | 2.6% | ▼ 5 |
| 13 | Salient CRGT, Inc. | $68.6M | $37.8M | 1.7% | ▲ 5 |
| 14 | Peraton Enterprise Solutions LLC | $68.3M | $76.5M | 1.7% | ▼ 1 |
| 15 | Inserso Corporation | $59.9M | $54.1M | 1.5% | ▲ 2 |
What changed in the last 12 months
Contractors with the largest change in reported obligations versus the preceding 12 months.
Largest gains
- Anduril Industries, Inc.$148.5M → $431.2M (+$282.7M) · now #2
- ECS Federal, LLC$116.1M → $189.9M (+$73.8M) · now #6
- Steampunk, Inc.$106.3M → $161.9M (+$55.6M) · now #10
Largest declines
- Booz Allen Hamilton Inc$262.8M → $177.0M (−$85.9M) · now #8
- International Business Machines Corporation$88.3M → $28.4M (−$59.8M) · now #21
- Mantech Advanced Systems International, Inc.$159.3M → $103.7M (−$55.6M) · now #12
New to this market
31 contractors received their first obligations in this market (since FY2022) during the latest 12 months. The largest:
| Contractor | First obligation | Latest 12 mo |
|---|---|---|
| Peregrine Digital Services, LLC | May 12, 2026 | $9.3M |
| ADG Tech Consulting LLC | May 15, 2026 | $8.5M |
| Evotech, LLC | Dec 31, 2025 | $8.2M |
| Bowhead Protection & Security Services LLC | Aug 13, 2026 | $6.2M |
| Akima Secure Technologies, LLC | Sep 29, 2026 | $4.8M |
| Ntvi Solutions, LLC | Sep 4, 2026 | $3.4M |
| JCS Solutions LLC | Sep 18, 2026 | $2.2M |
| Navitas Business Consulting, Inc. | May 1, 2026 | $2.0M |
Where the money comes from
Funding sub-agencies within the Department of Homeland Security, latest 12 months. The funding organization can differ from the office that runs the requirement.
| Funding sub-agency | Latest 12 mo | Prior 12 mo | Change |
|---|---|---|---|
| U.S. Customs and Border Protection | $1.4B | $1.0B | Up $360.3M (34.8%) |
| Cybersecurity and Infrastructure Security Agency | $1.0B | $1.0B | Up $2.6M (0.3%) |
| U.S. Citizenship and Immigration Services | $366.8M | $482.6M | Down $115.8M (24.0%) |
| Transportation Security Administration | $276.4M | $226.5M | Up $49.9M (22.0%) |
| U.S. Immigration and Customs Enforcement | $227.5M | $192.1M | Up $35.4M (18.5%) |
| Office of the Under Secretary for Management | $169.6M | $139.2M | Up $30.4M (21.8%) |
Potential recompetes
Large awards in this market whose current period of performance ends in the next 18 months. Treat these as research leads: options, extensions, and follow-on vehicles often change the timing.
| Award | Incumbent | Obligated | Current end |
|---|---|---|---|
| 70B04C23F00000074 | Accenture Federal Services LLC CBP'S DATA CENTER SUPPORT SERVICES (DCSS). | $273.1M | Oct 26, 2026 |
| 70RDA124FR0000005 | General Dynamics Information Technology, Inc. OPERATE AND MAINTAIN THE OBIM INFRASTRUCTURE COMPONENTS AND ASSOCIATED APPLICATIONS AND OTHER FUNCTIONALITY OF THE PRODUCTION AND NON-PRODUCTION ENVIRONMENTS AND ASSOCIATED… | $342.8M | Dec 30, 2026 |
| 70T03022F7667N003 | Peraton Enterprise Solutions LLC IT MANAGEMENT, PERFORMANCE ANALYSIS, AND COLLABORATIVE TECHNOLOGIES (IMPACT) II TASK ORDER 2 STOP WORK ORDERS ISSUES, POP START DATE IS 11/16/22. | $245.2M | Feb 15, 2027 |
| 70B04C20F00001359 | Science Applications International Corporation U.S. CUSTOMS AND BORDER PROTECTION (CBP) OFFICE OF INFORMATION TECHNOLOGY, (OIT) TARGETING AND ANALYSIS SYSTEMS PROGRAM DIRECTORATE (TASPD)'S OPERATIONS AND MAINTENANCE (O&M),… | $505.6M | Mar 16, 2027 |
| 47QFRA24F0006 | Booz Allen Hamilton Inc CDM DEFEND GROUP BD BRIDGE TASK ORDER | $710.5M | Apr 30, 2027 |
| 47QFRA24F0005 | CACI, Inc. - Federal CDM DEFEND GROUP A BRIDGE TASK ORDER | $977.9M | Apr 30, 2027 |
| 70B02C26F00000035 | Anduril Industries, Inc. PURCHASE OF TOWERS | $363.0M | Jun 17, 2027 |
| 47QFRA20F0021 | CGI Federal Inc. DYNAMIC AND EVOLVING FEDERAL ENTERPRISE NETWORK DEFENSE TASK ORDER GROUP F (DEFEND F) | $285.9M | Sep 4, 2027 |
| 47QFRA24F0012 | ECS Federal, LLC CONTINUOUS DIAGNOSTICS AND MITIGATION CDM DATA SERVICES | $228.7M | Sep 17, 2027 |
| 70B04C24F00001129 | CACI, Inc. - Federal BORDER ENFORCEMENT APPLICATIONS FOR GOVERNMENT LEADING-EDGE INFORMATION TECHNOLOGY | $714.2M | Sep 29, 2027 |
Common questions
Who are the top DHS contractors for NAICS 541512?
In the latest 12 months, CACI, Inc. - Federal ($645.2M), Anduril Industries, Inc. ($431.2M), Science Applications International Corporation ($238.7M) received the most DHS obligations for computer systems design services.
How concentrated is this market?
The eight largest primes held 56.8% of positive obligations, and CACI, Inc. - Federal alone held 16.1%. 31 contractors won their first obligations in this market during the latest 12 months.
Are any large DHS NAICS 541512 contracts ending soon?
10 of the largest awards in this market reach their current end date in the next 18 months. The first is 70B04C23F00000074 (Accenture Federal Services LLC, $273.1M obligated), ending Oct 26, 2026. An end date is a research lead, not a confirmed recompete: options and extensions often move it.
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$692.3MFigures are net obligations on prime contracts (award types A–D) from USAspending.gov, grouped by funding agency and the NAICS code on each award. Net obligations include deobligations and corrections, so they can differ from positive-obligation totals. See methodology.
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