SPHINX MINING SYSTEMS, LLC (MO)
Registration and award facts
SAM.gov registration as of
- Net obligations since FY2023
- $160.97K
- $160,968under this UEI
- FY2026 obligations
- -$20.03K†
- -$20,034Provisional
- Awards and orders
- 4
- with positive net obligations
- Latest action
- Aug 18, 2026
- SAM.gov registration
- Active
- Registration expiration date Aug 30, 2027
Registration
- Entity structure
- Corporate Entity (Not Tax Exempt)
- Business start date
- Feb 6, 2012 (14 years)
- Location
- Rolla, MO
- State of incorporation
- Missouri
- Purpose of registration
- All Awards
- Website
- sphinxminingsystems.com
† FY2026 obligations (provisional; DoD awards signed after Jul 29, 2026 are not yet public).
Source: SAM.gov entity registration and FPDS contract actions recorded under UEI WE5QK5TCJNX9. GovChime does not check exclusions.
Performance
Net obligations recorded under this UEI since FY2023. 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: -$20,034 (de-obligation) (provisional)
- FY2024: $82,753
- FY2023: $98,249
Total across 3 fiscal years: $160,968
Net de-obligation in that fiscal year (obligations withdrawn).
Top awarding agencies
- Department of the Treasury$160,968, 100%
Top awarding sub-agencies
- Internal Revenue Service$160,968, 100%
Top NAICS by obligations
- 541690Other scientific and technical consulting services$134,498, 83.6%
Top product and service codes by obligations
- R424Support- professional: expert witness$160,968, 100%
Capabilities
NAICS codes
- 213114Support Activities for Metal Mining(primary)Small
- 541690Other Scientific and Technical Consulting ServicesSmall
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:
- Black American Owned
- Minority-Owned Business
- Self Certified Small Disadvantaged Business
Contracts
Latest awards and orders
- 2023H226P00239Purchase orderDepartment of the TreasuryInternal Revenue ServiceLatest action
- 2023H223P00040Purchase orderDepartment of the TreasuryInternal Revenue ServiceLatest action
- 2023H224P00137Purchase orderDepartment of the TreasuryInternal Revenue ServiceLatest action
- 2023H223P00042Purchase orderDepartment of the TreasuryInternal Revenue ServiceLatest action
Contact Info
As of . Source: SAM.gov Points of Contact.
SAM.gov registration for SPHINX MINING SYSTEMS, LLC lists a physical address and a separate mailing address, along with 2 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
10530 PINE NEEDLE CIR
ROLLA, MO, 65401
USA
Mailing Address
PO Box 1598
Rolla, MO, 65402
USA
Government Business Contact
Kwame Awuah-Offei
Principal Consultant
10530 Pine Needle Cir
Rolla, MO, 65401
USA
Electronic Business Contact
Kwame Awuah-Offei
Principal Consultant
10530 Pine Needle Cir
Rolla, MO, 65401
USA
Additional Details
As of . Source: SAM.gov Entity Registration.
SPHINX MINING SYSTEMS, LLC has no active federal suspension or debarment on record in SAM.gov. Current SAM.gov registration expires August 30, 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
Registered for disaster relief contracting
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