MANTECH ADVANCED SYSTEMS INTERNATIONAL, INC. (VA)
Registration and award facts
SAM.gov registration as of
- Net obligations since FY1999
- $10.96B
- $10,957,267,246under this UEI
- FY2026 obligations
- $1.13B†
- $1,131,839,821ProvisionalFY2027 to date: $15.07M
- Awards and orders
- 1,177
- with positive net obligations164 IDV vehicles held
- Latest action
- Oct 22, 2026
- SAM.gov registration
- Active
- Registration expiration date Aug 20, 2027
Registration
- Entity structure
- Corporate Entity (Not Tax Exempt)
- Business start date
- Jan 2, 1985 (41 years)
- Location
- Herndon, VA
- State of incorporation
- Virginia
- Purpose of registration
- All Awards
- Website
- mantech.com
† FY2026 obligations (provisional; DoD awards signed after Jul 31, 2026 are not yet public).
‡ FY2027 to date.
Contract actions that the Department of Defense both funds and awards are withheld at the source for 90 days, so DoD awards signed after Jul 31, 2026 are not yet public.
Source: SAM.gov entity registration and FPDS contract actions recorded under UEI JY2BDT2K58Z6. GovChime does not check exclusions.
Capabilities
NAICS Codes
As of . Source: SAM.gov Goods & Services NAICS list.
No NAICS codes reported
SBA certifications
No certification in the SBA profile data.
Contracts
Contracts
Contact Info
As of . Source: SAM.gov Points of Contact.
SAM.gov registration for MANTECH ADVANCED SYSTEMS INTERNATIONAL, INC. lists a physical address and a separate mailing address, along with 5 verified points of contact. Past Performance contacts are the recommended outreach channel for due-diligence references; Government Business contacts handle procurement-facing correspondence.
Source: SAM.gov entity registration. Contacts without a real name are not shown.
Physical Address
2251 CORPORATE PARK DR
HERNDON, VA, 20171
USA
Mailing Address
2251 CORPORATE PARK DR
Suite 600
HERNDON, VA, 20171
USA
Government Business Contact
Jenny Culnen
2251 Corporate Park Drive
Herndon, VA, 20171
USA
Electronic Business Contact
Shawn Lee
2250 Corporate Park Drive
Herndon, VA, 20171
USA
Past Performance Contact
Claire Grady
ManTech Chief Strategy Officer
2251 Corporate Park Drive
Herndon, VA, 20171
USA
Government Business Alternate Contact
Zachary Butcher
2251 Corporate Park Drive
Herndon, VA, 20171
USA
Electronic Business Alternate Contact
Hui Markva
2251 Corporate Park Drive
Herndon, VA, 20171
USA
Additional Details
As of . Source: SAM.gov Entity Registration.
MANTECH ADVANCED SYSTEMS INTERNATIONAL, INC. has no active federal suspension or debarment on record in SAM.gov. Current SAM.gov registration expires August 20, 2027.
Source: SAM.gov entity registration (FAR responses, registration status). Always verify active exclusions against the authoritative record on SAM.gov before contract award.
Compliance & Risk Assessment
Source: SAM.gov FAR responsesSuspension/Debarment Status
SAM.gov registration reports no active exclusion
Public Display
Entity information is publicly displayed
Disaster Relief Registry
Not registered for disaster relief
EDI
Not declared in SAM.gov
Business Structure
Source: SAM.govRegistration Details
Source: SAM.govInitial Registration
Last Update
Registration Activation
Fiscal Year End
Country of Incorporation
Congressional District
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