# SAM #140D0426Q0805

Treehouse Software License and Maintenance Renewal Sole Source Justification

**Buyer:** Interior Business Center Acquisition Services Directorate
**Posted:** September 16, 2026
**Identifier:** 140D0426Q0805
**NAICS:** 513210, 541512

This opportunity involves the renewal of Treehouse Software licenses and maintenance for the Department of the Interior's Office of the Chief Information Officer.
- Treehouse Software is the sole OEM and provider for the required software suite.
- The software suite includes:
  - N2O for Federal Personnel and Payroll System (FPPS) software management
  - Auditre for auditing Mainframe ADABAS Protection Logs
  - tRelational/DPS for data mapping and extraction to Oracle databases
- The contract features a base period (10/1/2026–9/30/2027) and four one-year option periods, potentially extending through 9/30/2031.
- These tools support critical data management and auditing functions for federal systems.
- The procurement is sole source, with Treehouse Software as the only vendor mentioned.
- No specific quantities or part numbers are provided in the summary.
- The release is a redacted sole source justification, published for transparency after contract award.

### Description

Attached is the approved redacted sole source justification. This is a follow-up to the notice of intent to sole source on pre-solicitation notice ID 140D0426Q0805. This redacted justification is being made publicly available within the 14 days after contract award.

[View original listing](https://sam.gov/opp/dd7e07223c0e4f848cce5c8f11399e97/view)