4.03 Justification Sole Source Redacted.pdf

This is a Justification for Sole Source procurement document for the U.S. Naval War College (USNWC) to renew an Elsevier ScienceDirect Social and Behavioral Sciences Collection e-journal subscription. The purchase request/document number is 130136065-N0012426PR00144, with a CAGE Code of 43DS5 for the Original Manufacturer Elsevier Inc. – Elsevier B.V.

The subscription renewal covers a base year from September 1, 2026, through August 31, 2027, with four optional one-year renewal periods extending through August 31, 2031. The justification establishes that Elsevier Inc. is the sole source capable of providing this specialized, peer-reviewed database that integrates with USNWC's existing electronic library management systems, including Alma LSP, Primo discovery system, and Springshare library software. The document certifies that no suitable substitutes or authorized resellers exist to fulfill the government's requirement. The procurement is supported by technical requirements certification from Corrente William, Serials and ERM Librarian, dated June 23, 2026, and was determined reasonable by Contracting Officer Stevens Nichole Elizabeth of NAVSUP Fleet Logistics Center, Norfolk Contracting Department, Regional Directorate – Groton Contracting Office on the same date. The sole source justification cites patent, copyright, and proprietary data limitations that restrict competition to Elsevier as the only known system meeting the government's specialized library management and access requirements.