GovChime
UEI: KWBDHRRFKVM7 • CAGE: 9HJN7

SINGING BRIDGE HOLDINGS, INC. (OH)

DBA: NEPHOSEC

Registration facts

SAM.gov registration as of

SAM.gov registration
Expired
Registration expiration date Nov 5, 2025

Registration

Doing business as
NEPHOSEC
Entity structure
Corporate Entity (Not Tax Exempt)
Business start date
Apr 21, 2017 (9 years)
Location
Cincinnati, OH
State of incorporation
Ohio
Website
nephosec.com
All federal contractors in OhioHow these figures are built

Source: SAM.gov entity registration and FPDS contract actions recorded under UEI KWBDHRRFKVM7. GovChime does not check exclusions.

Performance

Capabilities

NAICS codes

  • 541519E(primary)

SBA certifications

No certification in the SBA profile data.

Business types self-reported in SAM.gov registration:

  • Self Certified Small Disadvantaged Business

Product and service codes (PSC)

  • 7J20Other Services/Supplies
  • DA01Information Technology Services
  • DA10Information Technology Services
  • DF01Information Technology Services
  • DJ01Information Technology Services
  • DJ10Information Technology Services

Contracts

Contact Info

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

SAM.gov registration for SINGING BRIDGE HOLDINGS, INC. lists a physical address and a separate mailing address, along with 4 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

5711 BLACKWOLF RUN

CINCINNATI, OH, 45247

USA

Mailing Address

PO BOX 53871

CINCINNATI, OH, 45253

USA

Government Business Contact

THOMAS R MARTIN

PRESIDENT

5711 BLACKWOLF RUN

CINCINNATI, OH, 45247

USA

Electronic Business Contact

Thomas R Martin

President

5711 Blackwolf Run

Cincinnati, OH, 45247

USA

Government Business Alternate Contact

THOMAS R MARTIN

PRESIDENT

5711 BLACKWOLF RUN

CINCINNATI, OH, 45247

USA

Past Performance Alternate Contact

0001 541519YY N

0000

0000

E&Y

Additional Details

As of . Source: SAM.gov Entity Registration.

SINGING BRIDGE HOLDINGS, INC. has no active federal suspension or debarment on record in SAM.gov. Current SAM.gov registration expires November 5, 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 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
Organization:Subchapter S Corporation

Registration Details

Source: SAM.gov

Initial Registration

Mar 7, 2023

Last Update

Nov 5, 2025

Registration Activation

Active — Nov 7, 2024

Fiscal Year End

1231

Country of Incorporation

USA

Congressional District

08