MKGCS, LLC (VA)
Registration and award facts
SAM.gov registration as of
- Net obligations since FY2008
- $12.93M
- $12,932,035under this UEI
- FY2026 obligations
- $2.24M†
- $2,237,985Provisional
- Awards and orders
- 8
- with positive net obligations2 IDV vehicles held
- Latest action
- Oct 11, 2026
- SAM.gov registration
- Active
- Registration expiration date Aug 27, 2027
Registration
- Entity structure
- Corporate Entity (Not Tax Exempt)
- Business start date
- Mar 5, 2004 (22 years)
- Location
- Herndon, VA
- State of incorporation
- Virginia
- Purpose of registration
- All Awards
- Website
- mkgcs.com
† FY2026 obligations (provisional; DoD awards signed after Jul 27, 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 27, 2026 are not yet public.
Source: SAM.gov entity registration and FPDS contract actions recorded under UEI MZRVEHZK1DL5. GovChime does not check exclusions.
Performance
Net obligations recorded under this UEI since FY2008. 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: $2,237,985 (provisional)
- FY2025: $1,611,172
- FY2024: $2,047,478
- FY2023: $1,576,798
- FY2022: $2,179,120
- FY2021: $2,929,214
- FY2020: $11,760
- FY2019: $177,173
Show all 10 yearsEarlier years (FY2009–FY2018)
- FY2018: $238,384
- FY2009: -$77,047 (de-obligation)
Total across 10 fiscal years: $12,932,035
Net de-obligation in that fiscal year (obligations withdrawn).
Top awarding agencies
- Department of Defense$13,009,082, 100%
Top awarding sub-agencies
- Department of the Air Force$12,582,857, 97.3%
- Department of the Navy$426,225, 3.3%
Top NAICS by obligations
- 541511Custom computer programming services$12,931,535, >99.9%
- 541330Engineering services$500, <0.1%
Top product and service codes by obligations
- R799Support- management: other$11,713,209, 90.6%
- DA10IT and telecom - business application/application development software as a service$864,608, 6.7%
- D307IT and telecom- IT strategy and architecture$302,274, 2.3%
- D306IT and telecom- systems analysis$46,404, 0.4%
- R499Support- professional: other$5,540, <0.1%
Capabilities
NAICS codes
- 541511Custom Computer Programming Services(primary)Small
- 541519Information Technology Value Added ResellersSmall
- 611420Computer TrainingSmall
- 541611Administrative Management and General Management Consulting ServicesSmall
- 541330Contracts and Subcontracts for Engineering Services Awarded Under the National Energy Policy Act of 1992Small
- 518210Computing Infrastructure Providers, Data Processing, Web Hosting, and Related ServicesSmall
Show all 12 NAICS codes6 more NAICS codes
Small: small business for that NAICS, self-certified in SAM.gov registration.
SBA certifications
No certification in the SBA profile data.
Federal Capability Statement
MKGCS specializes in providing web-based applications and data interfaces that allow large organizations to update and access critical information and make decisions.
Capabilities & Services
Contracts
Latest awards and orders
- GS35F214BAFederal supply schedule (FSS)VehicleGeneral Services AdministrationFederal Acquisition ServiceLatest action
- N0017819F8112Delivery orderunder an indefinite delivery contract (IDC)Department of DefenseDepartment of the NavyLatest action
- FA701426F0136Delivery orderunder a federal supply schedule (FSS)Department of DefenseDepartment of the Air ForceLatest action
- FA701425F0225Delivery orderunder a federal supply schedule (FSS)Department of DefenseDepartment of the Air ForceLatest action
- FA701425F0212Delivery orderunder a federal supply schedule (FSS)Department of DefenseDepartment of the Air ForceLatest action
- N0017819D8112Indefinite delivery contract (IDC)VehicleDepartment of DefenseDepartment of the NavyLatest action
- FA701421F0117Delivery orderunder a federal supply schedule (FSS)Department of DefenseDepartment of the Air ForceLatest action
- N5702318F0035Delivery orderunder a federal supply schedule (FSS)Department of DefenseDepartment of the NavyLatest action
- N5702318F0062Delivery orderunder a federal supply schedule (FSS)Department of DefenseDepartment of the NavyLatest action
- N5702319F0022Delivery orderunder a federal supply schedule (FSS)Department of DefenseDepartment of the NavyLatest action
Contact Info
As of . Source: SAM.gov Points of Contact.
SAM.gov registration for MKGCS, LLC lists a physical address and a separate mailing address, along with 6 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
620 HERNDON PKWY STE 250
HERNDON, VA, 20170
USA
Mailing Address
620 HERNDON PKWY STE 250
HERNDON, VA, 20170
USA
Government Business Contact
MICHAEL P KARAGIANNIS
President
620 HERNDON PARKWAY
SUITE 250
Herndon, VA, 20170
USA
Electronic Business Contact
MELISSA E Karagiannis
620 HERNDON PARKWAY
SUITE 250
Herndon, VA, 20170
USA
Past Performance Contact
MELISSA E Karagiannis
620 HERNDON PARKWAY
SUITE 250
Herndon, VA, 20170
USA
Government Business Alternate Contact
MELISSA E KARAGIANNIS
620 HERNDON PARKWAY
SUITE 250
Herndon, VA, 20170
USA
Electronic Business Alternate Contact
MICHAEL P KARAGIANNIS
President
620 HERNDON PARKWAY
SUITE 250
Herndon, VA, 20170
USA
Past Performance Alternate Contact
MICHAEL P KARAGIANNIS
620 HERNDON PARKWAY
SUITE 250
Herndon, VA, 20170
USA
Additional Details
As of . Source: SAM.gov Entity Registration.
MKGCS, LLC has no active federal suspension or debarment on record in SAM.gov. Current SAM.gov registration expires August 27, 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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