Top DHS all other professional, scientific, and technical services contractors
In the 12 months ending Oct 5, 2026, the Department of Homeland Security obligated $94.8M in net prime contract dollars under NAICS 541990, down 27.7% from $131.1M in the preceding 12 months. 66 prime contractors received positive obligations, and 9 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 541990
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 | BAE Systems Technology Solutions & Services Inc. | $28.1M | $61.8M | 28.0% | — |
| 2 | Capital Center for Credibility Assessment Corporation | $13.5M | $18.0M | 13.4% | — |
| 3 | Institute for Defense Analyses | $7.8M | $3.5M | 7.8% | ▲ 4 |
| 4 | Cellebrite Inc | $7.1M | $2.2M | 7.1% | ▲ 5 |
| 5 | Lbyd Federal, LLC | $6.6M | $6.5M | 6.6% | ▼ 1 |
| 6 | Cherokee Strategic Solutions, L.L.C. | $6.4M | $10.0M | 6.3% | ▼ 3 |
| 7 | Gsia-Parsons JV LLC | $6.2M | $0 | 6.2% | New |
| 8 | Strategic Grove LLC | $2.7M | $2.1M | 2.7% | ▲ 2 |
| 9 | University of Illinois | $2.2M | $0 | 2.2% | New |
| 10 | av3 Inc | $2.1M | $0 | 2.1% | New |
| 11 | Clear Lincs LLC | $1.8M | $0 | 1.8% | New |
| 12 | Arctic Peak LLC | $1.6M | $1.5M | 1.6% | ▲ 1 |
| 13 | Oritain USA Inc | $1.4M | $1.8M | 1.4% | ▼ 2 |
| 14 | Miami Technology Solutions, LLC | $1.2M | $1.2M | 1.1% | ▲ 1 |
| 15 | Association of State DAM Safety Officials, Inc. | $1.1M | $817K | 1.1% | ▲ 7 |
What changed in the last 12 months
Contractors with the largest change in reported obligations versus the preceding 12 months.
Largest gains
- Gsia-Parsons JV LLC$0 → $6.2M (+$6.2M) · now #7
- Cellebrite Inc$2.2M → $7.1M (+$4.9M) · now #4
- Institute for Defense Analyses$3.5M → $7.8M (+$4.3M) · now #3
Largest declines
- BAE Systems Technology Solutions & Services Inc.$61.8M → $28.1M (−$33.7M) · now #1
- OST Inc$6.3M → $708K (−$5.5M) · now #20
- Cyber Engineering and Technical Alliance, LLC$4.1M → −$508K (−$4.6M) · no latest-period obligations
New to this market
25 contractors received their first obligations in this market (since FY2022) during the latest 12 months. The largest:
| Contractor | First obligation | Latest 12 mo |
|---|---|---|
| Gsia-Parsons JV LLC | Mar 16, 2026 | $6.2M |
| av3 Inc | Dec 10, 2025 | $2.1M |
| Clear Lincs LLC | Aug 14, 2026 | $1.8M |
| Command Control Communications Engineering & Logistics LLC | Sep 25, 2026 | $698K |
| ATZ Solution LLC | May 27, 2026 | $115K |
| Pennsylvania Entertainment Group, Inc | Jun 23, 2026 | $86K |
| CCL-Forensics Limited | Sep 18, 2026 | $81K |
| Kinetic Multimedia Systems, Inc. | Sep 30, 2026 | $74K |
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 |
|---|---|---|---|
| Federal Emergency Management Agency | $33.7M | $68.9M | Down $35.2M (51.1%) |
| U.S. Customs and Border Protection | $15.8M | $23.4M | Down $7.6M (32.4%) |
| U.S. Secret Service | $13.7M | $5.1M | Up $8.6M (167.9%) |
| U.S. Coast Guard | $9.9M | $4.5M | Up $5.4M (118.5%) |
| Cybersecurity and Infrastructure Security Agency | $7.5M | $6.5M | Up $994K (15.2%) |
| U.S. Citizenship and Immigration Services | $6.5M | $11.1M | Down $4.6M (41.8%) |
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 |
|---|---|---|---|
| 70FA6025F00000032 | OST Inc STAFF WILL COORDINATE WITH THE WRITE YOUR OWN INSURANCE COMPANIES AND THE NFIP DIRECT CONTRACTOR AS THEY WORK TOGETHER TO PROVIDE THE INFORMATION REQUIRED BY THE NFIP. THE… | $12.6M | Oct 22, 2026 |
| 70RSAT20FR0000098 | Cyber Engineering and Technical Alliance, LLC REQUIREMENT FOR COMPREHENSIVE FINANCIAL MANAGEMENT AND OPERATIONS SUPPORT SERVICES FOR THE SCIENCE AND TECHNOLOGY DIRECTORATE, FINANCE AND BUDGET DIVISION (FBD) | $19.0M | Nov 17, 2026 |
| 70FA3125F00000040 | BAE Systems Technology Solutions & Services Inc. FEMA GO OPERATIONS & MAINTENANCE | $29.9M | Jan 7, 2027 |
| 70FA3125F00000039 | BAE Systems Technology Solutions & Services Inc. INFORMATION TECHNOLOGY ENTERPRISE OPERATING ENVIRONMENT - SUPPORTING EIGHTEEN (18) PRIMARY OPERATIONS AND MAINTENANCE OBJECTIVES. | $24.7M | Jan 31, 2027 |
| 70RSAT23FR0000118 | University of Illinois THE PURPOSE OF THIS REQUISITION IS TO COMMIT FUNDING FOR NEXT GENERATION 9-1-1 INTEROPERABILITY TESTING PROGRAM. | $5.0M | Feb 28, 2027 |
| 70Z05326FPCNI0001 | Gsia-Parsons JV LLC CG SHORE PMO SUPPORT | $6.2M | Mar 15, 2027 |
| 70SBUR23C00000007 | Cherokee Strategic Solutions, L.L.C. FOIA/PA PROCESSING SUPPORT SERVICES CONTRACT | $30.0M | Mar 29, 2027 |
| 70FA6023C00000002 | Lbyd Federal, LLC FLOOD MAP AMENDMENT SERVICES (FMAS) FORMALLY MAP AMENDMENT (MT-1) PROCESSING SERVICES. CONTRACTOR SHALL PROVIDE SERVICES TO ASSIST IN PROCESSING LETTERS OF MAP AMENDMENT (LOMAS);… | $25.7M | Apr 16, 2027 |
| 70B06C26F00000401 | Capital Center for Credibility Assessment Corporation TASK ORDER FOR POLYGRAPH EXAMINATION SERVICES TO UNDER BLANKET PURCHASE AGREEMENT. | $13.0M | Jun 1, 2027 |
| 70US0923F1DHS2710 | Strategic Grove LLC ROLE PLAYER TASK ORDER AGAINST THE TRAINING SERVICES IDIQ. | $8.7M | Sep 19, 2027 |
Common questions
Who are the top DHS contractors for NAICS 541990?
In the latest 12 months, BAE Systems Technology Solutions & Services Inc. ($28.1M), Capital Center for Credibility Assessment Corporation ($13.5M), Institute for Defense Analyses ($7.8M) received the most DHS obligations for all other professional, scientific, and technical services.
How concentrated is this market?
The eight largest primes held 78.0% of positive obligations, and BAE Systems Technology Solutions & Services Inc. alone held 28.0%. 25 contractors won their first obligations in this market during the latest 12 months.
Are any large DHS NAICS 541990 contracts ending soon?
10 of the largest awards in this market reach their current end date in the next 18 months. The first is 70FA6025F00000032 (OST Inc, $12.6M obligated), ending Oct 22, 2026. An end date is a research lead, not a confirmed recompete: options and extensions often move it.
Related markets
NAICS 541990 across all agencies
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$2.8BHHS · NAICS 541990
$1.3BDOT · NAICS 541990
$557.4MUSAID · NAICS 541990
$277.4MCommerce · NAICS 541990
$213.3MState Department · NAICS 541990
$169.3MVA · NAICS 541990
$110.0MFigures 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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