Top DOT other computer related services contractors
In the 12 months ending Oct 5, 2026, the Department of Transportation obligated $459.0M in net prime contract dollars under NAICS 541519, up 12.0% from $409.7M in the preceding 12 months. 149 prime contractors received positive obligations, and 26 of them accounted for 80% of that spend.
Prime contracts funded by the Department of Transportation. 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 DOT contractors for NAICS 541519
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 | Karsun Solutions LLC | $81.0M | $81.1M | 17.6% | — |
| 2 | Leidos, Inc. | $35.3M | $29.5M | 7.7% | — |
| 3 | Senture LLC | $28.9M | $29.1M | 6.3% | — |
| 4 | v3gate, LLC | $27.4M | $18.9M | 5.9% | ▲ 1 |
| 5 | Four Points Technology, L.L.C. | $19.4M | $12.7M | 4.2% | ▲ 1 |
| 6 | Quecon, Inc. | $19.4M | $10.6M | 4.2% | ▲ 3 |
| 7 | Sysnet Technologies, Inc. | $15.5M | $11.2M | 3.4% | ▲ 1 |
| 8 | Concept Solutions LLC | $13.5M | $0 | 2.9% | New |
| 9 | Metgreen Solutions Inc | $13.1M | $19.3M | 2.9% | ▼ 5 |
| 10 | Colossal Contracting LLC | $11.5M | $9.3M | 2.5% | ▲ 2 |
| 11 | New Tech Solutions, Inc. | $9.6M | $6.8M | 2.1% | ▲ 3 |
| 12 | Raytheon Company | $9.5M | $12.2M | 2.1% | ▼ 5 |
| 13 | Changeis, Inc. | $9.3M | $10.3M | 2.0% | ▼ 3 |
| 14 | Sikich Federal Inc. | $8.9M | $4.7M | 1.9% | ▲ 6 |
| 15 | Govsmart, Inc. | $8.6M | $1.0M | 1.9% | ▲ 41 |
What changed in the last 12 months
Contractors with the largest change in reported obligations versus the preceding 12 months.
Largest gains
- Concept Solutions LLC$0 → $13.5M (+$13.5M) · now #8
- Quecon, Inc.$10.6M → $19.4M (+$8.7M) · now #6
- v3gate, LLC$18.9M → $27.4M (+$8.5M) · now #4
Largest declines
- Avantus Federal LLC$10.1M → $1.5M (−$8.6M) · now #53
- Metgreen Solutions Inc$19.3M → $13.1M (−$6.1M) · now #9
- Arctic Slope Technical Services, Inc.$6.6M → $1.8M (−$4.8M) · now #48
New to this market
24 contractors received their first obligations in this market (since FY2022) during the latest 12 months. The largest:
| Contractor | First obligation | Latest 12 mo |
|---|---|---|
| Concept Solutions LLC | Jan 29, 2026 | $13.5M |
| Goldman Edwards - Tantus Technologies, LLC | Jan 7, 2026 | $3.0M |
| Booz Allen Hamilton Inc | Sep 17, 2026 | $2.7M |
| Intelligent Cloud, LLC. | Dec 1, 2025 | $2.6M |
| Criterion Systems, L.L.C. | Sep 28, 2026 | $538K |
| Vertosoft, LLC | Aug 27, 2026 | $522K |
| Equinix, Inc. | Aug 27, 2026 | $483K |
| Saab Inc | Feb 3, 2026 | $426K |
Where the money comes from
Funding sub-agencies within the Department of Transportation, 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 Aviation Administration | $249.9M | $213.1M | Up $36.8M (17.2%) |
| Immediate Office of the Secretary of Transportation | $127.2M | $106.9M | Up $20.3M (19.0%) |
| Federal Motor Carrier Safety Administration | $43.8M | $43.2M | Up $605K (1.4%) |
| National Highway Traffic Safety Administration | $15.7M | $14.3M | Up $1.5M (10.3%) |
| Federal Highway Administration | $7.1M | $14.1M | Down $6.9M (49.3%) |
| Maritime Administration | $4.9M | $9.0M | Down $4.0M (44.8%) |
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 |
|---|---|---|---|
| 693JJ126F00010N | Four Points Technology, L.L.C. TO AWARD AN ENTERPRISE AMAZON WEB SERVICES (AWS) CLOUD CONSUMPTION TASK ORDER. | $18.4M | Nov 30, 2026 |
| 0012 | Karsun Solutions LLC DATA ARCHITECTURE TECHNICAL SUPPORT SERVICES. | $18.5M | Dec 31, 2026 |
| 693JJ425F00054N | Senture LLC CUSTOMER INSURANCE REGISTRATION INFORMATION SUPPORT - 2ND GENERATION BRIDGE | $49.8M | Feb 3, 2027 |
| 693KA921F00281 | Ascent Consulting Co PRISM/DELPHI HELP DESK SUPPORT | $30.4M | Feb 28, 2027 |
| 693JJ325F00155N | v3gate, LLC THE PURPOSE OF THIS REQUISITION IS FOR THE SALESFORCE LICENSE AND PROFESSIONAL SERVICES CONSOLIDATION TO ENHANCE OPERATIONAL EFFICIENCY, IMPROVE DATA MANAGEMENT, AND STREAMLINE… | $35.1M | Jul 17, 2027 |
| 0008 | Karsun Solutions LLC TECHNICAL SUPPORT SERVICES FOR MISSION SUSTAINMENT AND ENHANCEMENT. | $163.9M | Aug 14, 2027 |
| 0005 | Karsun Solutions LLC ADAPTIVE MAINTENANCE TECHNICAL SUPPORT SERVICES | $19.8M | Aug 14, 2027 |
| 0006 | Karsun Solutions LLC SOLUTION ARCHITECTURE DESIGN AND BUILD TECHNICAL SUPPORT SERVICES. | $23.5M | Aug 14, 2027 |
| 0003 | Karsun Solutions LLC WEB SERVER AND TOOL DEVELOPMENT SUPPORT. | $29.2M | Aug 14, 2027 |
| 0010 | Karsun Solutions LLC DATA AS A SERVICE TECHNICAL SUPPORT SERVICES. | $49.5M | Aug 14, 2027 |
Common questions
Who are the top DOT contractors for NAICS 541519?
In the latest 12 months, Karsun Solutions LLC ($81.0M), Leidos, Inc. ($35.3M), Senture LLC ($28.9M) received the most DOT obligations for other computer related services.
How concentrated is this market?
The eight largest primes held 52.2% of positive obligations, and Karsun Solutions LLC alone held 17.6%. 24 contractors won their first obligations in this market during the latest 12 months.
Are any large DOT NAICS 541519 contracts ending soon?
10 of the largest awards in this market reach their current end date in the next 18 months. The first is 693JJ126F00010N (Four Points Technology, L.L.C., $18.4M obligated), ending Nov 30, 2026. An end date is a research lead, not a confirmed recompete: options and extensions often move it.
Related markets
NAICS 541519 across all agencies
DoD · NAICS 541519
$6.1BVA · NAICS 541519
$3.2BDHS · NAICS 541519
$2.9BHHS · NAICS 541519
$2.2BDOJ · NAICS 541519
$1.4BTreasury · NAICS 541519
$1.3BState Department · NAICS 541519
$1.0BCommerce · NAICS 541519
$978.8MFigures 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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