Expert witness services
Ended Purchase Order Awarded Last action
- Contract number
- 2023H223P00042
- Awardee
-
Sphinx Mining Systems, LLC UEI WE5QK5TCJNX9
- Awarding agency
-
Internal Revenue Service
Department of the Treasury
- Obligated
- $26,470
Award facts
- Contract value 100% obligated
- $26,470.26 Current and potential, with all options
- Completion date 100% complete
- Current and potential, with all options
- NAICS code
- 213115 Support Activities for Nonmetallic Minerals (except Fuels) Mining
- Set-aside
- No set-aside
- Competition
- 1 offer Simplified Acquisition
- Pricing
- Labor Hours
- Place of performance
- Rolla, MO, USA
- Legislative mandates
-
- Employment Eligibility Verification (E-Verify) FAR subpart 22.18
Award details come from SAM.gov/FPDS.
Transactions
| Action | Obligated | Date |
|---|---|---|
| Close Out | -$29,779 | |
| Other Administrative Action | $0 | |
| Other Administrative Action | $14,249 | |
| Original award | $42,000 |
About this award
The Internal Revenue Service, Chief Counsel awarded a purchase order modification to Sphinx Mining Systems, LLC for expert witness services in support of litigation proceedings. This modification closes out the contract, which was originally awarded on November 1, 2022, with a ceiling value of $26,470.26. The contract is structured as a labor hours agreement, with performance scheduled through February 24, 2026, and services being provided from Rolla, Missouri. No small business set-aside designation was used for this award.
Sphinx Mining Systems, LLC is a minority-owned, self-certified small disadvantaged business and Black American-owned company that specializes in providing expert witness services to federal agencies, particularly the IRS. The company maintains a focus on offering specialized expertise to support government legal proceedings and administrative matters. While this specific contract represents a closeout modification, Sphinx Mining Systems has received multiple purchase order awards from the IRS for similar services, with the company's work performed across multiple regions as needed by the agency.
Quick answers
Who was awarded contract 2023H223P00042?
2023H223P00042 was awarded to Sphinx Mining Systems, LLC by Internal Revenue Service (Department of the Treasury) on November 1, 2022.
How much is contract 2023H223P00042 worth?
The government has obligated $26,470 on 2023H223P00042.
Was contract 2023H223P00042 competed?
The government received 1 offer.
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