Sos International Llc
Reston, VA · UEI L3VCKMD7J585 · NAICS 541930
Sos International Llc is a federal contractor based in Reston, VA operating in professional, scientific, and technical services (NAICS 541930). Sos International Llc has received $1.12 billion in lifetime federal awards (per USAspending.gov). BesaGov currently tracks 89 contracts totaling $1.07 billion for this firm. Sos International Llc's largest customer is Department Of Defense, accounting for $620.33 million of awarded work.
Top contracts
| PIID | Agency | Latest action | Obligated |
|---|---|---|---|
| W52P1J19C0010 | Department Of Defense | August 15, 2024 | $227.33M |
| 15JPSS24F00000704 | Department Of Justice | January 28, 2026 | $125.90M |
| HC104723F0032 | Department Of Defense | December 30, 2025 | $80.91M |
| 15JPSS23F00000660 | Department Of Justice | August 16, 2024 | $68.30M |
| 15JPSS26F00000725 | Department Of Justice | June 10, 2026 | $64.25M |
| HC104718F0052 | Department Of Defense | September 30, 2021 | $59.44M |
| W52P1J18C0018 | Department Of Defense | September 28, 2022 | $55.10M |
| 15JPSS22F00000692 | Department Of Justice | March 3, 2026 | $51.99M |
| 19AQMM24F1878 | Department Of State | June 17, 2026 | $49.25M |
| HC104721F0027 | Department Of Defense | August 20, 2024 | $42.61M |
Top customers
| Agency | Obligated | Contracts |
|---|---|---|
| Department Of Defense | $620.33M | 43 |
| Department Of Justice | $380.96M | 27 |
| Department Of State | $60.83M | 4 |
| Department Of The Treasury | $26.63M | 1 |
| General Services Administration | $18.57M | 9 |
| Department Of Homeland Security | $15.40M | 6 |
| Department Of Health And Human Services | $0 | 1 |
NAICS portfolio
| NAICS | Description | Obligated |
|---|---|---|
| 541930 | Translation And Interpretation Services | $414.69M |
| 541512 | Computer Systems Design Services | $311.09M |
| 561210 | Facilities Support Services | $276.58M |
| 517110 | Wired Telecommunications Carriers | $45.35M |
| 541611 | Administrative Management And General Management Consulting Services | $22.28M |
| 541990 | All Other Professional, Scientific, And Technical Services | $16.21M |
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Frequently asked questions
How much has Sos International Llc received in federal contracts?
Sos International Llc has received $1.12 billion in lifetime federal awards (per USAspending.gov). BesaGov currently tracks 89 contracts totaling $1.07 billion for this firm. Their largest customer is Department Of Defense, representing $620.33 million of awarded work.
What does Sos International Llc do?
Sos International Llc is a federal contractor based in Reston, VA, registered under NAICS 541930 (professional, scientific, and technical services).