ISI-MARKON JV LLC (VA)
Registration and award facts
SAM.gov registration as of
- Net obligations since FY2022
- $47.24M
- $47,237,921under this UEI
- FY2026 obligations
- $17.02M†
- $17,021,920Provisional
- Awards and orders
- 14
- with positive net obligations4 IDV vehicles held
- Latest action
- Oct 16, 2026
- SAM.gov registration
- Active
- Registration expiration date Sep 21, 2027
Registration
- Entity structure
- Corporate Entity (Not Tax Exempt)
- Business start date
- May 7, 2020 (6 years)
- Location
- Leesburg, VA
- State of incorporation
- Virginia
- Purpose of registration
- All Awards
† FY2026 obligations (provisional; DoD awards signed after Jul 26, 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 26, 2026 are not yet public.
Source: SAM.gov entity registration and FPDS contract actions recorded under UEI QYXRMMJY21F9. GovChime does not check exclusions.
Performance
Net obligations recorded under this UEI since FY2022. 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: $17,021,920 (provisional)
- FY2025: $15,974,969
- FY2024: $10,429,312
- FY2023: $3,811,720
Total across 4 fiscal years: $47,237,921
Top awarding agencies
- Department of Defense$38,771,167, 82.1%
- Department of Veterans Affairs$8,461,754, 17.9%
- General Services Administration$5,000, <0.1%
Top awarding sub-agencies
- Washington Headquarters Services$38,771,167, 82.1%
- Department of Veterans Affairs$8,461,754, 17.9%
- Federal Acquisition Service$5,000, <0.1%
Top NAICS by obligations
- 236220Commercial and institutional building construction$38,771,167, 82.1%
- 541330Engineering services$8,461,754, 17.9%
- 336611Ship building and repairing$2,500, <0.1%
Top product and service codes by obligations
- R408Support- professional: program management/support$38,771,167, 82.1%
- R499Support- professional: other$5,516,318, 11.7%
- R425Support- professional: engineering/technical$1,783,458, 3.8%
- Z1AAMaintenance of office buildings$956,800, 2.0%
- C1DZArchitect and engineering- construction: other hospital buildings$210,178, 0.4%
Capabilities
NAICS codes
- 541330Military and Aerospace Equipment and Military Weapons(primary)Small
- 336611Ship Building and RepairingSmall
- 541620Environmental Consulting ServicesSmall
- 488999All Other Support Activities for TransportationSmall
- 488190Other Support Activities for Air TransportationSmall
- 541613Marketing Consulting ServicesSmall
Show all 22 NAICS codes16 more NAICS codes
- 541310Architectural ServicesSmall
- 541380Testing Laboratories and ServicesSmall
- 541690Other Scientific and Technical Consulting ServicesSmall
- 541370Surveying and Mapping (except Geophysical) ServicesSmall
- 236220Commercial and Institutional Building ConstructionSmall
- 561210Facilities Support ServicesSmall
- 541614Process, Physical Distribution, and Logistics Consulting ServicesSmall
- 541350Building Inspection ServicesSmall
- 541612Human Resources Consulting ServicesSmall
- 541410Interior Design ServicesSmall
- 611512Flight TrainingSmall
- 541360Geophysical Surveying and Mapping ServicesSmall
- 541990All Other Professional, Scientific, and Technical ServicesSmall
- 541611Administrative Management and General Management Consulting ServicesSmall
- 541618Other Management Consulting ServicesSmall
- 561110Office Administrative ServicesSmall
Small: small business for that NAICS, self-certified in SAM.gov registration.
SBA certifications
No certification in the SBA profile data.
Business types self-reported in SAM.gov registration:
- Veteran-Owned Business
- Service-Disabled Veteran-Owned Business Joint Venture
- Service-Disabled Veteran-Owned Business
- Small Business Joint Venture
Federal Capability Statement
ISI Professional Services is a Virginia-based consulting firm offering our federal and commercial clients a comprehensive range of services nationwide. ISl's core competencies include: Program & Project Management, Construction Management, Acquisition Consulting, Logistics Support Services, and a wide range of Professional & Administrative Support Services. ISI integrates our diverse capabilities, extensive experience and expertise to deliver client-focused results. As a Service-Disabled Veteran-Owned Small Business, we are uniquely able to respond anywhere and anytime; and, as our nearly 30-year history illustrates, our deeply rooted relationships and success offer a low-risk solution to existing and emerging needs. ISI’s vision is to be our customers’ preferred vendor, across our spectrum of services, by delivering dynamic customer value while constantly striving for improvement and exerting organizational excellence.
Capabilities & Services
Contracts
Latest awards and orders
- 47QRCA25DV027Indefinite delivery contract (IDC)VehicleGeneral Services AdministrationFederal Acquisition ServiceLatest action
- 47QRCA25DSF57Indefinite delivery contract (IDC)VehicleGeneral Services AdministrationFederal Acquisition ServiceLatest action
- 36C10F24N0032Delivery orderunder an indefinite delivery contract (IDC)Department of Veterans AffairsLatest action
- 36C77624N0888Delivery orderunder an indefinite delivery contract (IDC)Department of Veterans AffairsLatest action
- HQ003425F0129Delivery orderunder an indefinite delivery contract (IDC)Department of DefenseWashington Headquarters ServicesLatest action
- HQ003424F0681Delivery orderunder an indefinite delivery contract (IDC)Department of DefenseWashington Headquarters ServicesLatest action
- 36C10F22D0006Indefinite delivery contract (IDC)VehicleDepartment of Veterans AffairsLatest action
- HQ003424D0006Indefinite delivery contract (IDC)VehicleDepartment of DefenseWashington Headquarters ServicesLatest action
- HQ003424F0734Delivery orderunder an indefinite delivery contract (IDC)Department of DefenseWashington Headquarters ServicesLatest action
- 36C24524F0134Delivery orderunder an indefinite delivery contract (IDC)Department of Veterans AffairsLatest action
Contact Info
As of . Source: SAM.gov Points of Contact.
SAM.gov registration for ISI-MARKON JV 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
215 Depot Ct SE Ste 216
Leesburg, VA, 20175
USA
Mailing Address
215 Depot Ct SE Ste 216
Leesburg, VA, 20175
USA
Government Business Contact
Megan Shelton
215 Depot Court, SE, Suite 216
Leesburg, VA, 20175
USA
Electronic Business Contact
Christopher Lefebvre
215 Depot Court, SE, Suite 216
Leesburg, VA, 20175
USA
Past Performance Contact
Megan Shelton
215 Depot Court, SE, Suite 216
Leesburg, VA, 20175
USA
Government Business Alternate Contact
Christopher Lefebvre
215 Depot Court, SE, Suite 216
Leesburg, VA, 20175
USA
Electronic Business Alternate Contact
Megan Shelton
215 Depot Court, SE, Suite 216
Leesburg, VA, 20175
USA
Past Performance Alternate Contact
Christopher Lefebvre
215 Depot Court, SE, Suite 216
Leesburg, VA, 20175
USA
Additional Details
As of . Source: SAM.gov Entity Registration.
ISI-MARKON JV LLC has no active federal suspension or debarment on record in SAM.gov. Current SAM.gov registration expires September 21, 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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