EPSILON C5I INC (CA)
Registration and award facts
SAM.gov registration as of
- Net obligations since FY2008
- $178.74M
- $178,735,091under this UEI
- FY2026 obligations
- $37.56M†
- $37,556,396Provisional
- Awards and orders
- 57
- with positive net obligations15 IDV vehicles held
- Latest action
- Oct 17, 2026
- SAM.gov registration
- Active
- Registration expiration date Feb 4, 2027
Registration
- Entity structure
- Corporate Entity (Not Tax Exempt)
- Business start date
- Feb 21, 1986 (40 years)
- Location
- San Diego, CA
- State of incorporation
- California
- Website
- epsilonsystems.com
† FY2026 obligations (provisional; DoD awards signed after Jul 25, 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 25, 2026 are not yet public.
Source: SAM.gov entity registration and FPDS contract actions recorded under UEI KFP1XYK24DZ8. 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: $37,556,396 (provisional)
- FY2025: $36,150,590
- FY2024: $33,522,396
- FY2023: $25,107,416
- FY2022: $12,100,330
- FY2021: $5,135,022
- FY2020: $5,741,255
- FY2019: $5,141,269
Show all 19 yearsEarlier years (FY2008–FY2018)
- FY2018: $1,167,393
- FY2017: $380,508
- FY2016: $1,789,860
- FY2015: $1,625,780
- FY2014: $2,160,715
- FY2013: $2,449,890
- FY2012: $4,535,149
- FY2011: $3,377,639
- FY2010: $169,983
- FY2009: $600,000
- FY2008: $23,500
Total across 19 fiscal years: $178,735,091
Top awarding agencies
- Department of Defense$178,732,591, >99.9%
- General Services Administration$2,500, <0.1%
Top awarding sub-agencies
- Department of the Navy$111,838,329, 62.6%
- Department of the Air Force$66,926,238, 37.4%
- Federal Acquisition Service$2,500, <0.1%
- Missile Defense Agency$500, <0.1%
Top NAICS by obligations
- 541330Engineering services$55,701,919, 31.2%
- 541511Custom computer programming services$1,459,829, 0.8%
Top product and service codes by obligations
- R423Support- professional: intelligence$66,921,238, 37.4%
- AC13National defense r&d services; department of defense - military; experimental development$48,959,995, 27.4%
- R425Support- professional: engineering/technical$16,496,497, 9.2%
- AC14National defense r&d services; department of defense - military; r&d administrative expenses$14,936,419, 8.4%
- AC64R&d- defense system: electronics/communication equipment (engineering development)$6,624,791, 3.7%
Capabilities
NAICS codes
- 334290Other Communications Equipment Manufacturing(primary)
- 334511Search, Detection, Navigation, Guidance, Aeronautical, and Nautical System and Instrument ManufacturingSmall
- 541330E
- 541370Surveying and Mapping (except Geophysical) Services
- 541511Custom Computer Programming Services
- 541512Computer Systems Design Services
Show all 10 NAICS codes4 more NAICS codes
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)
- N020Installation of Equipment
- R423Professional, Administrative & Management Support
- R425Professional, Administrative & Management Support
Federal Capability Statement
Software & systems engineering support for C4ISR, digital signal processing (DSP), cryptology/information operations, and defense communications systems.
Capabilities & Services
Contracts
Latest awards and orders
- 47QRCA25DU399Indefinite delivery contract (IDC)VehicleGeneral Services AdministrationFederal Acquisition ServiceLatest action
- HQ085926DE073Indefinite delivery contract (IDC)VehicleDepartment of DefenseMissile Defense AgencyLatest action
- FA860422DB006Indefinite delivery contract (IDC)VehicleDepartment of DefenseDepartment of the Air ForceLatest action
- N6600126D0077Indefinite delivery contract (IDC)VehicleDepartment of DefenseDepartment of the NavyLatest action
- N6600121D0073Indefinite delivery contract (IDC)VehicleDepartment of DefenseDepartment of the NavyLatest action
- HQ085926FE188Delivery orderunder an indefinite delivery contract (IDC)Department of DefenseMissile Defense AgencyLatest action
- FA860424FB264Delivery orderunder an indefinite delivery contract (IDC)Department of DefenseDepartment of the Air ForceLatest action
- N6893625F0340Delivery orderunder a basic ordering agreement (BOA)Department of DefenseDepartment of the NavyLatest action
- N6600126F9090Delivery orderunder an indefinite delivery contract (IDC)Department of DefenseDepartment of the NavyLatest action
- FA860426FB207Delivery orderunder an indefinite delivery contract (IDC)Department of DefenseDepartment of the Air ForceLatest action
Contact Info
As of . Source: SAM.gov Points of Contact.
SAM.gov registration for EPSILON C5I INC lists a physical address and a separate mailing address, along with 5 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
9370 SKY PARK CT STE 210
SAN DIEGO, CA, 92123
USA
Mailing Address
9444 BALBOA AVE STE 100
SAN DIEGO, CA, 92123
USA
Government Business Contact
JAMES LOISELLE
SR. VP OF ADMINISTRATION
9444 BALBOA AVE
SUITE 100
SAN DIEGO, CA, 92123
USA
Electronic Business Contact
STEVE MARTIN
VICE PRESIDENT
9370 SKY PARK CT
STE 210
SAN DIEGO, CA, 92123
USA
Government Business Alternate Contact
JAMES LOISELLE
SR. VP OF ADMINISTRATION
9444 BALBOA AVE
SUITE 100
SAN DIEGO, CA, 92123
USA
Electronic Business Alternate Contact
STEVE MARTIN
VICE PRESIDENT
9370 SKY PARK CT
STE 210
SAN DIEGO, CA, 92123
USA
Past Performance Alternate Contact
0003 541330NNNN~541519NN ~541715NYYY N
0000
0000
E&Y
Additional Details
As of . Source: SAM.gov Entity Registration.
EPSILON C5I INC has no active federal suspension or debarment on record in SAM.gov. Current SAM.gov registration expires February 4, 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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