CSSI, LLC (DC)
Registration and award facts
SAM.gov registration as of
- Net obligations since FY2008
- $599.27M
- $599,265,283under this UEI
- FY2026 obligations
- $27.10M†
- $27,102,073ProvisionalFY2027 to date: $176.4K
- Awards and orders
- 261
- with positive net obligations14 IDV vehicles held
- Latest action
- Oct 13, 2026
- SAM.gov registration
- Active
- Registration expiration date Oct 21, 2027
Registration
- Entity structure
- Corporate Entity (Not Tax Exempt)
- Business start date
- Oct 4, 1990 (36 years)
- Location
- Washington, DC
- State of incorporation
- Virginia
- Purpose of registration
- All Awards
- Website
- cssiinc.com
† FY2026 obligations (provisional; DoD awards signed after Jul 26, 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 26, 2026 are not yet public.
Source: SAM.gov entity registration and FPDS contract actions recorded under UEI MU5BJR4UM2V3. 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
- FY2027: $176,400 (to date)
- FY2026: $27,102,073 (provisional)
- FY2025: $29,328,907
- FY2024: $33,044,596
- FY2023: $32,461,067
- FY2022: $24,112,508
- FY2021: $20,094,809
- FY2020: $14,854,154
Show all 20 yearsEarlier years (FY2008–FY2019)
- FY2019: $11,845,022
- FY2018: $19,172,604
- FY2017: $10,705,584
- FY2016: $17,583,017
- FY2015: $38,683,617
- FY2014: $50,003,067
- FY2013: $47,957,950
- FY2012: $68,002,868
- FY2011: $55,570,729
- FY2010: $47,578,222
- FY2009: $25,672,688
- FY2008: $25,315,401
Total across 20 fiscal years: $599,265,283
Top awarding agencies
- Department of Transportation$503,541,575, 84.0%
- Department of Defense$93,228,687, 15.6%
- National Aeronautics and Space Administration$2,495,021, 0.4%
Top awarding sub-agencies
- Federal Aviation Administration$503,442,077, 84.0%
- Department of the Navy$93,253,278, 15.6%
- National Aeronautics and Space Administration$2,495,021, 0.4%
- Immediate Office of the Secretary of Transportation$99,498, <0.1%
Top NAICS by obligations
- 541330Engineering services$334,470,909, 55.8%
- 541519Other computer related services$28,397,408, 4.7%
- 541710$269,439, <0.1%
Top product and service codes by obligations
- B599Special studies/analysis- other$206,929,469, 34.5%
- R425Support- professional: engineering/technical$187,104,997, 31.2%
- R499Support- professional: other$63,181,941, 10.5%
- J058Maint-rep of communication eq$43,616,337, 7.3%
- L059Technical representative- electrical and electronic equipment components$23,345,328, 3.9%
Capabilities
NAICS codes
- 541330Military and Aerospace Equipment and Military Weapons(primary)
- 541511Custom Computer Programming Services
- 561499All Other Business Support Services
- 541715Aircraft, Aircraft Engine and Engine PartsSmall
- 611430Professional and Management Development Training
- 541512Computer Systems Design Services
Show all 21 NAICS codes15 more NAICS codes
- 488111Air Traffic Control
- 541614Process, Physical Distribution, and Logistics Consulting Services
- 541618Other Management Consulting Services
- 334519Other Measuring and Controlling Device Manufacturing
- 541690Other Scientific and Technical Consulting Services
- 541620Environmental Consulting Services
- 488119Other Airport Operations
- 518210Computing Infrastructure Providers, Data Processing, Web Hosting, and Related Services
- 611512Flight Training
- 541611Administrative Management and General Management Consulting Services
- 541990All Other Professional, Scientific, and Technical Services
- 541513Computer Facilities Management Services
- 561990All Other Support Services
- 541519Other Computer Related Services
- 488190Other Support Activities for Air Transportation
Small: small business for that NAICS, self-certified in SAM.gov registration.
SBA certifications
No certification in the SBA profile data.
Product and service codes (PSC)
- AR12SPACE R&D SERVICES; SPACE FLIGHT, RESEARCH AND SUPPORTING ACTIVITIES; APPLIED RESEARCH
- AR13SPACE R&D SERVICES; SPACE FLIGHT, RESEARCH AND SUPPORTING ACTIVITIES; EXPERIMENTAL DEVELOPMENT
- AS21TRANSPORTATION R&D SERVICES; AEROSPACE RESEARCH; BASIC RESEARCH
- AC32NATIONAL DEFENSE R&D SERVICES; DEFENSE-RELATED ACTIVITIES; APPLIED RESEARCH
- AC31NATIONAL DEFENSE R&D SERVICES; DEFENSE-RELATED ACTIVITIES; BASIC RESEARCH
- R425SUPPORT- PROFESSIONAL: ENGINEERING/TECHNICAL
- AJ12GENERAL SCIENCE AND TECHNOLOGY R&D SERVICES; GENERAL SCIENCE AND TECHNOLOGY; APPLIED RESEARCH
- AC11NATIONAL DEFENSE R&D SERVICES; DEPARTMENT OF DEFENSE - MILITARY; BASIC RESEARCH
- AJ14GENERAL SCIENCE AND TECHNOLOGY R&D SERVICES; GENERAL SCIENCE AND TECHNOLOGY; R&D ADMINISTRATIVE EXPENSES
- AJ11GENERAL SCIENCE AND TECHNOLOGY R&D SERVICES; GENERAL SCIENCE AND TECHNOLOGY; BASIC RESEARCH
Federal Capability Statement
SYSTEMS ENGINEERING,SYSTEMS DESIGN & DEVELOPMENT,TECHNICAL & ENGINEERING SUPPORT SERVICES,COMPUTER SCIENCES SERVICES,INTEGRATED LOGISTICS SUPPORT,MAINTENANCE ENGINEERING,TELECOMMUNICATIONS SUPORT SERVICES,PROGRAM MANAGEMENT SUPPORT,PROGRAM REQUIREMENTS AN
Capabilities & Services
Contracts
Latest awards and orders
- 693KA923F00093BPA callunder a blanket purchase agreement (BPA)Department of TransportationFederal Aviation AdministrationLatest action
- 693KA922F00134BPA callunder a blanket purchase agreement (BPA)Department of TransportationFederal Aviation AdministrationLatest action
- 693KA922F00197BPA callunder a blanket purchase agreement (BPA)Department of TransportationFederal Aviation AdministrationLatest action
- 693KA825C00017Definitive contractDepartment of TransportationFederal Aviation AdministrationLatest action
- N6523626FE256Delivery orderunder an indefinite delivery contract (IDC)Department of DefenseDepartment of the NavyLatest action
- N0017819D7445Indefinite delivery contract (IDC)VehicleDepartment of DefenseDepartment of the NavyLatest action
- 692M1525D00004Indefinite delivery contract (IDC)VehicleDepartment of TransportationFederal Aviation AdministrationLatest action
- 692M1525F00057Delivery orderunder an indefinite delivery contract (IDC)Department of TransportationFederal Aviation AdministrationLatest action
- N6523623F0005Delivery orderunder an indefinite delivery contract (IDC)Department of DefenseDepartment of the NavyLatest action
- N6523621D4801Indefinite delivery contract (IDC)VehicleDepartment of DefenseDepartment of the NavyLatest action
Contact Info
As of . Source: SAM.gov Points of Contact.
SAM.gov registration for CSSI, 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
395 E St SW Ste 200
Washington, DC, 20024
USA
Mailing Address
395 E St SW Ste 200
Washington, DC, 20024
USA
Government Business Contact
Florida Hendricks
Sr. Contracts Administrator
395 E Street SW
Fort McNair, DC, 20024
USA
Electronic Business Contact
Florida Hendricks
Sr. Contracts Administrator
395 E Street SW
Suite 200
Fort McNair, DC, 20024
USA
Past Performance Contact
Steven Hansen
Chief Operating Officer
395 E Street SW
Ste 200
Washington, DC, 20024
USA
Government Business Alternate Contact
Anthony L Lindsay
Director of Contracts
395 E STREET SW
Suite 200
Washington, DC, 20024
USA
Electronic Business Alternate Contact
Anthony L Lindsay
Director of Contracts
395 E Street SW
Suite 200
Washington, DC, 20024
USA
Past Performance Alternate Contact
Danielle Ostraco
Proposal Manager
395 E Street SW
Suite 200
Washington, DC, 20024
USA
Additional Details
As of . Source: SAM.gov Entity Registration.
CSSI, LLC has no active federal suspension or debarment on record in SAM.gov. Current SAM.gov registration expires October 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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