CUSTOM SOFTWARE SYSTEMS INC (VA)
Registration and award facts
SAM.gov registration as of
- Net obligations since FY2012
- $24.71M
- $24,714,289under this UEI
- FY2026 obligations
- $500†
- Provisional
- Awards and orders
- 34
- with positive net obligations6 IDV vehicles held
- Latest action
- Oct 12, 2026
- SAM.gov registration
- Active
- Registration expiration date Oct 7, 2027
Registration
- Entity structure
- Corporate Entity (Not Tax Exempt)
- Business start date
- Oct 25, 1990 (36 years)
- Location
- Leesburg, VA
- State of incorporation
- Maryland
- Purpose of registration
- All Awards
- Website
- customsoftwaresystems.com
† FY2026 obligations (provisional; DoD awards signed after Jul 30, 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 30, 2026 are not yet public.
Source: SAM.gov entity registration and FPDS contract actions recorded under UEI LNYXAGUM6SA7. GovChime does not check exclusions.
Performance
Net obligations recorded under this UEI since FY2012. 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)
- FY2023: $4,301,517
- FY2022: $4,267,594
- FY2021: $4,489,967
- FY2020: $3,003,687
- FY2019: $1,551,101
- FY2018: $1,387,393
- FY2017: $2,196,421
Show all 10 yearsEarlier years (FY2015–FY2016)
- FY2016: $2,013,238
- FY2015: $1,502,872
Total across 10 fiscal years: $24,714,289
Top awarding agencies
- Department of the Treasury$24,713,789, >99.9%
- Department of Defense$500, <0.1%
Top awarding sub-agencies
- Bureau of the Fiscal Service$24,713,789, >99.9%
- Missile Defense Agency$500, <0.1%
Top NAICS by obligations
- 541511Custom computer programming services$24,713,789, >99.9%
Top product and service codes by obligations
- R499Support- professional: other$13,665,860, 55.3%
- D399IT and telecom- other IT and telecommunications$11,047,929, 44.7%
- AC13National defense r&d services; department of defense - military; experimental development$500, <0.1%
Capabilities
NAICS codes
- 541511Custom Computer Programming Services(primary)Small
- 541715Research and Development in the Physical, Engineering, and Life Sciences (except Nanotechnology and Biotechnology) 11Small
- 561110Office Administrative ServicesSmall
- 541519Information Technology Value Added ResellersSmall
- 541512Computer Systems Design ServicesSmall
- 541611Administrative Management and General Management Consulting ServicesSmall
Show all 8 NAICS codes2 more NAICS codes
Small: small business for that NAICS, self-certified in SAM.gov registration.
SBA certifications
- SBA Certified HUBZone Firm, certified Jul 14, 2014
- SBA-Certified Women-Owned Small Business, certified Mar 28, 2022
Business types self-reported in SAM.gov registration:
- Women-Owned Business
- Women-Owned Small Business
Product and service codes (PSC)
- R408SUPPORT- PROFESSIONAL: PROGRAM MANAGEMENT/SUPPORT
- DD01IT AND TELECOM - SERVICE DELIVERY SUPPORT SERVICES: ITSM, OPERATIONS CENTER, PROJECT/PM (LABOR)
- DJ01IT AND TELECOM - SECURITY AND COMPLIANCE SUPPORT SERVICES (LABOR)
- DE01IT and Telecom - End User: Help Desk; Tier 1-2, Workspace, Print, Output, Productivity Tools (Labor)
- DB01IT AND TELECOM - HIGH PERFORMANCE COMPUTING (HPC) SUPPORT SERVICES (LABOR)
- DG01IT AND TELECOM - NETWORK SUPPORT SERVICES (LABOR)
- R425SUPPORT- PROFESSIONAL: ENGINEERING/TECHNICAL
- DF01IT AND TELECOM - IT MANAGEMENT SUPPORT SERVICES (LABOR)
- R410SUPPORT- PROFESSIONAL: PROGRAM EVALUATION/REVIEW/DEVELOPMENT
- DH01IT AND TELECOM - PLATFORM SUPPORT SERVICES: DATABASE, MAINFRAME, MIDDLEWARE (LABOR)
Federal Capability Statement
Custom Software Solutions and Support Services: PM & Oversight, DB & Data Management, ALM, Middleware Support, Oper & Maint, Identity and Access Mgmt, Software Dev, DevOps, Secure Access Control, Information Assurance, Cloud Solutions
Capabilities & Services
Contracts
Latest awards and orders
- GS35F0468YFederal supply schedule (FSS)VehicleGeneral Services AdministrationFederal Acquisition ServiceLatest action
- HQ085926FF974Delivery orderunder an indefinite delivery contract (IDC)Department of DefenseMissile Defense AgencyLatest action
- HQ085926DE476Indefinite delivery contract (IDC)VehicleDepartment of DefenseMissile Defense AgencyLatest action
- 80TECH26D0878Government-wide acquisition contract (GWAC)VehicleNational Aeronautics and Space AdministrationLatest action
- 2033H620A00023Blanket purchase agreement (BPA)VehicleDepartment of the TreasuryBureau of the Fiscal ServiceLatest action
- 2033H623F00120BPA callunder a blanket purchase agreement (BPA)Department of the TreasuryBureau of the Fiscal ServiceLatest action
- 2033H623F00010BPA callunder a blanket purchase agreement (BPA)Department of the TreasuryBureau of the Fiscal ServiceLatest action
- 2033H623F00009BPA callunder a blanket purchase agreement (BPA)Department of the TreasuryBureau of the Fiscal ServiceLatest action
- 2033H622F00148BPA callunder a blanket purchase agreement (BPA)Department of the TreasuryBureau of the Fiscal ServiceLatest action
- 2033H622F00121BPA callunder a blanket purchase agreement (BPA)Department of the TreasuryBureau of the Fiscal ServiceLatest action
Contact Info
As of . Source: SAM.gov Points of Contact.
SAM.gov registration for CUSTOM SOFTWARE SYSTEMS INC 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
17 LOUDOUN ST SE FL 2
LEESBURG, VA, 20175
USA
Mailing Address
17 LOUDOUN ST SE FL 2
LEESBURG, VA, 20175
USA
Government Business Contact
Lisa Cusack
17 Loudoun Street SE
2nd Floor
Leesburg, VA, 20175
USA
Electronic Business Contact
Lisa CUSACK
17 Loudoun Street SE
2nd Floor
Leesburg, VA, 20175
USA
Past Performance Contact
LISA CUSACK
17 Loudoun Street SE
2nd Floor
Leesburg, VA, 20175
USA
Government Business Alternate Contact
Robert CUSACK
17 Loudoun Street SE
2nd Floor
Leesburg, VA, 20175
USA
Electronic Business Alternate Contact
Robert CUSACK
17 Loudoun Street SE
2nd Floor
Leesburg, VA, 20175
USA
Past Performance Alternate Contact
Robert CUSACK
17 Loudoun Street SE
2nd Floor
Leesburg, VA, 20175
USA
Additional Details
As of . Source: SAM.gov Entity Registration.
CUSTOM SOFTWARE SYSTEMS INC has no active federal suspension or debarment on record in SAM.gov. Current SAM.gov registration expires October 7, 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
Other contractors in Virginia with primary NAICS 541511
- Accenture Federal Services LLCArlington, VA
- Guidehouse Inc.Mc Lean, VA
- General Dynamics One Source LLCFalls Church, VA
- DEV Technology Group IncReston, VA
- REI Systems, Inc.Sterling, VA
- Miracle Systems LLCVienna, VA