GovChime
UEI: MWYDM9L9A8V6 • CAGE: 3A2Z1

TWILIGHT SECURITY & INVESTIGATION, INC. (CA)

DBA: TWILIGHT SECURITY & INVESTIGATION INC

Registration and award facts

SAM.gov registration as of

Net obligations since FY2009
$118.41K
$118,406under this UEI
FY2026 obligations
$0
Provisional
Awards and orders
15
with positive net obligations
Latest action
Feb 15, 2023
SAM.gov registration
Active
Registration expiration date Apr 22, 2027

Registration

Doing business as
TWILIGHT SECURITY & INVESTIGATION INC
Entity structure
Corporate Entity (Not Tax Exempt)
Business start date
Jan 1, 1960 (66 years)
Location
San Francisco, CA
State of incorporation
California
Purpose of registration
All Awards

† FY2026 obligations (provisional; DoD awards signed after Jul 27, 2026 are not yet public).

All federal contractors in CaliforniaHow these figures are built

Source: SAM.gov entity registration and FPDS contract actions recorded under UEI MWYDM9L9A8V6. GovChime does not check exclusions.

Performance

Net obligations recorded under this UEI since FY2009. 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

  • FY2023: $10,973
  • FY2017: $5,535
  • FY2015: $11,176
  • FY2014: $8,000
  • FY2013: $8,547
  • FY2012: $9,362
  • FY2011: $32,815
  • FY2010: $24,729
Show all 9 years
  • FY2009: $7,269

Total across 9 fiscal years: $118,406

Top awarding agencies

Top awarding sub-agencies

Top NAICS by obligations

Top product and service codes by obligations

  • 6320Shipboard alarm and signals systems$36,725, 31.0%
  • N063Installation of equipment- alarm, signal, and security detection systems$23,452, 19.8%
  • AD61Construction (BASIC)$20,026, 16.9%
  • J063Maint/repair/rebuild of equipment- alarm, signal, and security detection systems$11,176, 9.4%
  • Z111Maint-rep-alt/office bldgs$9,978, 8.4%

Capabilities

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:

  • Minority-Owned Business
  • Women-Owned Small Business
  • Women-Owned Business
  • Asian-Pacific American Owned

Capabilities & Services

intrusion
access
cctv
cameras
alarm SYSTEMS

Contracts

Latest awards and orders

  1. 2091JB23P00140Purchase orderDepartment of the TreasuryInternal Revenue ServiceLatest action
  2. TIRWR17P00608Purchase orderDepartment of the TreasuryInternal Revenue ServiceLatest action
  3. NX000200307BGS09P03NXM0004Purchase orderDepartment of Homeland SecurityU.S. Immigration and Customs EnforcementLatest action
  4. HSCECA07P00116Purchase orderDepartment of Homeland SecurityU.S. Immigration and Customs EnforcementLatest action
  5. HSBP1010P00790Purchase orderDepartment of Homeland SecurityU.S. Customs and Border ProtectionLatest action
  6. HSTS0512PSFO001Purchase orderDepartment of Homeland SecurityTransportation Security AdministrationLatest action
  7. TIRWR15P00579PoDepartment of the TreasuryInternal Revenue ServiceLatest action
  8. TIRWR14P00665PoDepartment of the TreasuryInternal Revenue ServiceLatest action
  9. VA34313P0047PoDepartment of Veterans AffairsLatest action
  10. TIRWR13P00435PoDepartment of the TreasuryInternal Revenue ServiceLatest action

Contact Info

As of . Source: SAM.gov Points of Contact.

SAM.gov registration for TWILIGHT SECURITY & INVESTIGATION, 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

1355 FAIRFAX AVE

SAN FRANCISCO, CA, 94124

USA

Mailing Address

PO BOX 881506

SAN FRANCISCO, CA, 94188

USA

Government Business Contact

ALTON WONG

PRESIDENT

1355 FAIRFAX AVENUE

SUITE A

SAN FRANCISCO, CA, 94124

USA

Electronic Business Contact

ALTON WONG

PRESIDENT

1355 FAIRFAX AVENUE

SUITE A

SAN FRANCISCO, CA, 94124

USA

Past Performance Contact

OPELIA OPELINIA

ASSISTANT BUILDING MANAGER

GENERAL SERVICE ADMINISTRATION

1301 Clay Street

Oakland, CA, 94602

USA

Government Business Alternate Contact

ALTON WONG

1355 FAIRFAX AVENUE

SUITE A

SAN FRANCISCO, CA, 94124

USA

Electronic Business Alternate Contact

QING CAI

SECRETARY

PO BOX 881506

SAN FRANCISCO, CA, 94188

USA

Past Performance Alternate Contact

ANTHONY GARGANERA

MANAGER

1301 CLAY STREET

MS 1580S

Piedmont, CA, 94602

USA

Additional Details

As of . Source: SAM.gov Entity Registration.

TWILIGHT SECURITY & INVESTIGATION, INC. has no active federal suspension or debarment on record in SAM.gov. Current SAM.gov registration expires April 22, 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 responses

Suspension/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.gov
Profit Structure:For Profit Organization

Registration Details

Source: SAM.gov

Initial Registration

Aug 19, 2002

Last Update

Apr 24, 2026

Registration Activation

Active — Apr 24, 2026

Fiscal Year End

12/02

Country of Incorporation

USA

Congressional District

11

Other contractors in California with primary NAICS 561621