SI SYSTEMS TECHNOLOGIES, LLC (CA)
Registration and award facts
SAM.gov registration as of
- Net obligations since FY2010
- $62.38M
- $62,376,594under this UEI
- FY2026 obligations
- $0†
- Provisional
- Awards and orders
- 11
- with positive net obligations1 IDV vehicle held
- Latest action
- Jul 28, 2025
- SAM.gov registration
- Expired
- Registration expiration date Sep 3, 2025
Registration
- Doing business as
- SI SYSTEMS TECHNOLOGIES LLC
- Entity structure
- Corporate Entity (Not Tax Exempt)
- Business start date
- Jan 4, 2010 (16 years)
- Location
- Folsom, CA
- State of incorporation
- California
- Website
- sist-usa.com
† FY2026 obligations (provisional; DoD awards signed after Jul 28, 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 28, 2026 are not yet public.
Source: SAM.gov entity registration and FPDS contract actions recorded under UEI N73KEG2CRM91. GovChime does not check exclusions.
Performance
Net obligations recorded under this UEI since FY2010. 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
- FY2025: -$121 (de-obligation)
- FY2024: $321,260
- FY2023: $489,420
- FY2022: $1,991,449
- FY2021: $6,865,464
- FY2020: $7,405,892
- FY2019: $8,420,423
- FY2018: $7,936,236
Show all 15 yearsEarlier years (FY2010–FY2017)
- FY2017: $11,225,970
- FY2016: $7,430,729
- FY2015: $730,954
- FY2014: $9,178,563
- FY2013: $360,663
- FY2012: $2,500
- FY2010: $17,190
Total across 15 fiscal years: $62,376,594
Net de-obligation in that fiscal year (obligations withdrawn).
Top awarding agencies
- Department of Defense$62,290,634, 99.9%
- Department of Veterans Affairs$85,960, 0.1%
Top awarding sub-agencies
- Department of the Air Force$62,302,055, 99.9%
- Department of Veterans Affairs$85,960, 0.1%
Top NAICS by obligations
- 541511Custom computer programming services$62,359,404, >99.9%
- 518210Data processing, hosting, and related services$17,190, <0.1%
Top product and service codes by obligations
- D302IT and telecom- systems development$23,474,503, 37.6%
- D307IT and telecom- IT strategy and architecture$19,990,387, 32.0%
- D318IT and telecom- integrated hardware/software/services solutions, predominantly services$8,819,884, 14.1%
- D314IT and telecom- system acquisition support$5,328,409, 8.5%
- D316IT and telecom- telecommunications network management$4,633,296, 7.4%
Capabilities
NAICS codes
- 541511Custom Computer Programming Services(primary)Small
- 541330E
- 541370Surveying and Mapping (except Geophysical) ServicesSmall
- 541512Computer Systems Design ServicesSmall
- 541513Computer Facilities Management ServicesSmall
- 541519E
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.
Business types self-reported in SAM.gov registration:
- Veteran-Owned Business
Federal Capability Statement
SDVOSB, Engineering Support, Systems Engineering, Config. Mgmt, Product Dev, Tech Data, UID, System Integration, Software Dev, Web Services, Portfolio Mgmt, DB Mgmt, Our products include composite shelters, radomes, towers.
Capabilities & Services
Contracts
Latest awards and orders
- FA823219F0099Delivery orderunder an indefinite delivery contract (IDC)Department of DefenseDepartment of the Air ForceLatest action
- 36C77021C0001Definitive contractDepartment of Veterans AffairsLatest action
- FA825017F0013Delivery orderunder an indefinite delivery contract (IDC)Department of DefenseDepartment of the Air ForceLatest action
- FA877119F1006Delivery orderunder an indefinite delivery contract (IDC)Department of DefenseDepartment of the Air ForceLatest action
- RL01Delivery orderunder an indefinite delivery contract (IDC)Department of DefenseDepartment of the Air ForceLatest action
- FA877112D1010Indefinite delivery contract (IDC)VehicleDepartment of DefenseDepartment of the Air ForceLatest action
- 0002Delivery orderunder an indefinite delivery contract (IDC)Department of DefenseDepartment of the Air ForceLatest action
- FA873017F0162Delivery orderunder an indefinite delivery contract (IDC)Department of DefenseDefense Contract Management AgencyLatest action
- FA873017F0110Delivery orderunder an indefinite delivery contract (IDC)Department of DefenseDefense Contract Management AgencyLatest action
- 5Y01Delivery 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 SI SYSTEMS TECHNOLOGIES, 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
718 SUTTER ST STE 108
FOLSOM, CA, 95630
USA
Mailing Address
718 SUTTER STREET STE 108
FOLSOM, CA, 95630
USA
Government Business Contact
CARLOS COSTA
718 SUTTER STREET
STE 108
FOLSOM, CA, 95630
USA
Electronic Business Contact
Carlos Costa
718 SUTTER STREET
STE 108
FOLSOM, CA, 95630
USA
Past Performance Contact
MICHAEL WHITTLE
718 SUTTER STREET
STE 108
FOLSOM, CA, 95630
USA
Government Business Alternate Contact
CARLOS COSTA
718 SUTTER STREET
STE 108
FOLSOM, CA, 95630
USA
Electronic Business Alternate Contact
MICHAEL WHITTLE
718 SUTTER STREET STE 108
FOLSOM, CA, 95630
USA
Past Performance Alternate Contact
0002 541330YYYY~541519YY N
0000
0000
E&Y
Additional Details
As of . Source: SAM.gov Entity Registration.
SI SYSTEMS TECHNOLOGIES, LLC has no active federal suspension or debarment on record in SAM.gov. Current SAM.gov registration expires September 3, 2025.
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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