Mantech Advanced Systems International, Inc.
Herndon, VA · UEI JY2BDT2K58Z6 · NAICS 541512
Mantech Advanced Systems International, Inc. is a federal contractor based in Herndon, VA operating in professional, scientific, and technical services (NAICS 541512). Mantech Advanced Systems International, Inc. has received $10.83 billion in lifetime federal awards (per USAspending.gov). BesaGov currently tracks 470 contracts totaling $10.92 billion for this firm. Mantech Advanced Systems International, Inc.'s largest customer is Department Of Defense, accounting for $4.98 billion of awarded work.
Top contracts
| PIID | Agency | Latest action | Obligated |
|---|---|---|---|
| W56HZV11C0168 | Department Of Defense | September 28, 2021 | $960.06M |
| W56HZV12C0127 | Department Of Defense | September 23, 2021 | $915.31M |
| 47QFCA18F0015 | General Services Administration | August 29, 2024 | $723.69M |
| 47QFCA22F0056 | General Services Administration | March 10, 2026 | $722.20M |
| SAQMMA17C0178 | Department Of State | September 10, 2025 | $526.93M |
| 47QFCA20F0016 | General Services Administration | June 10, 2026 | $452.11M |
| W56KGY20C0009 | Department Of Defense | September 17, 2024 | $263.45M |
| FA881918C1001 | Department Of Defense | December 18, 2025 | $263.30M |
| KX04 | Department Of Defense | September 30, 2021 | $254.63M |
| 70B04C20F00001357 | Department Of Homeland Security | June 15, 2026 | $251.84M |
Top customers
| Agency | Obligated | Contracts |
|---|---|---|
| Department Of Defense | $4.98B | 212 |
| General Services Administration | $3.09B | 34 |
| Department Of Homeland Security | $1.07B | 21 |
| Department Of State | $813.27M | 6 |
| Department Of Justice | $696.12M | 18 |
| Department Of The Interior | $110.45M | 7 |
| Department Of Commerce | $35.87M | 1 |
| Department Of Energy | $21.49M | 3 |
NAICS portfolio
| NAICS | Description | Obligated |
|---|---|---|
| 541330 | Engineering Services | $4.13B |
| 541512 | Computer Systems Design Services | $2.26B |
| 811111 | General Automotive Repair | $915.31M |
| 488999 | All Other Support Activities For Transportation | $722.20M |
| 541511 | Custom Computer Programming Services | $668.54M |
| 541712 | Research And Development In The Physical, Engineering, And Life Sciences (Except Biotechnology) | $547.59M |
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Frequently asked questions
How much has Mantech Advanced Systems International, Inc. received in federal contracts?
Mantech Advanced Systems International, Inc. has received $10.83 billion in lifetime federal awards (per USAspending.gov). BesaGov currently tracks 470 contracts totaling $10.92 billion for this firm. Their largest customer is Department Of Defense, representing $4.98 billion of awarded work.
What does Mantech Advanced Systems International, Inc. do?
Mantech Advanced Systems International, Inc. is a federal contractor based in Herndon, VA, registered under NAICS 541512 (professional, scientific, and technical services).