CORNERSTONE DEFENSE LLC (VA)
Registration and award facts
SAM.gov registration as of
- Net obligations since FY2015
- $531.97K
- $531,975under this UEI
- FY2026 obligations
- $500†
- Provisional
- Awards and orders
- 4
- with positive net obligations4 IDV vehicles held
- Latest action
- Jun 16, 2026
- SAM.gov registration
- Active
- Registration expiration date Jul 9, 2027
Registration
- Entity structure
- Partnership or Limited Liability Partnership
- Business start date
- Apr 9, 2011 (15 years)
- Location
- Herndon, VA
- State of incorporation
- Virginia
- Purpose of registration
- All Awards
- Website
- cornerstonedefense.com
† FY2026 obligations (provisional; DoD awards signed after Jul 29, 2026 are not yet public).
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 29, 2026 are not yet public.
Source: SAM.gov entity registration and FPDS contract actions recorded under UEI CKGCGAJG6UF4. GovChime does not check exclusions.
Performance
Net obligations recorded under this UEI since FY2015. Top lists show the largest five by share of this vendor's net obligations; the shares do not sum to 100%.
Net obligations by fiscal year of action
- FY2026: $500 (provisional)
- FY2020: $528,474
- FY2019: $500
- FY2015: $2,501
Total across 4 fiscal years: $531,975
Top awarding agencies
- Department of Defense$531,975, 100%
Top awarding sub-agencies
- Department of the Navy$531,475, 99.9%
- Missile Defense Agency$500, 0.1%
Top NAICS by obligations
- 541330Engineering services$3,001, 0.6%
Top product and service codes by obligations
- AD92R&d- defense other: other (applied research/exploratory development)$528,474, 99.3%
- AD25R&d- defense other: services (operational systems development)$2,501, 0.5%
- AC13National defense r&d services; department of defense - military; experimental development$500, 0.1%
- R499Support- professional: other$500, 0.1%
Capabilities
NAICS codes
- 541519Other Computer Related Services(primary)
- 488190Other Support Activities for Air TransportationSmall
- 518210Computing Infrastructure Providers, Data Processing, Web Hosting, and Related ServicesSmall
- 541219Other Accounting Services
- 541330Engineering Services
- 541511Custom Computer Programming ServicesSmall
Show all 15 NAICS codes9 more NAICS codes
- 541512Computer Systems Design ServicesSmall
- 541513Computer Facilities Management ServicesSmall
- 541611Administrative Management and General Management Consulting Services
- 541614Process, Physical Distribution, and Logistics Consulting Services
- 541715Research and Development in the Physical, Engineering, and Life Sciences (except Nanotechnology and Biotechnology)
- 541990All Other Professional, Scientific, and Technical Services
- 561312Executive Search ServicesSmall
- 561320Temporary Help ServicesSmall
- 561410Document Preparation Services
Small: small business for that NAICS, self-certified in SAM.gov registration.
SBA certifications
No certification in the SBA profile data.
Federal Capability Statement
Cornerstone Defense LLC serves the Intelligence, Defense and Space communities of the U.S. Government. We specialize in cloud architecture, systems and network engineering, systems and network security, and application development. By hiring and maintaining highly skilled professionals, we are able to assist the government and integrator community clientele with the ability to deliver new and cutting-edge capabilities that support mission-critical objectives. We take pride in implementing solutions to help missions run seamlessly. We utilize our expertise in virtualization, cloud computing, and enterprise management to provide sustainable and secure solutions to complex problems. Cornerstone Defense is focused on providing core mission services and solutions with a value proposition that is fair and equitable. Our strong company culture minimizes turnover, keeping institutional and mission knowledge on our customers' programs.
Capabilities & Services
Contracts
Latest awards and orders
- HQ085926FG344Delivery orderunder an indefinite delivery contract (IDC)Department of DefenseMissile Defense AgencyLatest action
- N0017819D7415Indefinite delivery contract (IDC)VehicleDepartment of DefenseDepartment of the NavyLatest action
- HQ085926DF116Indefinite delivery contract (IDC)VehicleDepartment of DefenseMissile Defense AgencyLatest action
- N0017819F7415Delivery orderunder an indefinite delivery contract (IDC)Department of DefenseDepartment of the NavyLatest action
- 47QTCA18D00MEFederal supply schedule (FSS)VehicleGeneral Services AdministrationFederal Acquisition ServiceLatest action
- 0001Delivery orderunder an indefinite delivery contract (IDC)Department of DefenseDefense Contract Management AgencyLatest action
- N6833520C0373Definitive contractDepartment of DefenseDepartment of the NavyLatest action
- N0017815D8146Indefinite delivery contract (IDC)VehicleDepartment of DefenseDepartment of the NavyLatest action
Contact Info
As of . Source: SAM.gov Points of Contact.
SAM.gov registration for CORNERSTONE DEFENSE LLC lists a physical address and a separate mailing address, along with 4 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 displaying numeric or placeholder names have been filtered (defense-in-depth).
Physical Address
13454 SUNRISE VALLEY DR
HERNDON, VA, 20171
USA
Mailing Address
13454 SUNRISE VALLEY DR
Suite 100
Herndon, VA, 20171
USA
Government Business Contact
Brandon Altmann
CGO
13454 Sunrise Valley Drive
Suite 100
Herndon, VA, 20171
USA
Electronic Business Contact
Patrick Palmer
CEO
13454 Sunrise Valley Drive, Suite 100
Herndon, VA, 20171
USA
Past Performance Contact
Patrick Palmer
CEO
13454 Sunrise Valley Drive
Suite 100
Herndon, VA, 20171
USA
Government Business Alternate Contact
Patrick Palmer
CEO
13454 Sunrise Valley Drive
Suite 100
Herndon, VA, 20171
USA
Additional Details
As of . Source: SAM.gov Entity Registration.
CORNERSTONE DEFENSE LLC has no active federal suspension or debarment on record in SAM.gov. Current SAM.gov registration expires July 9, 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
Bonding Information
No bonding information provided
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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