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OpenDue June 26, 2026

Sienna Software Development

ENERGY, DEPARTMENT OF

About this opportunity

This is a Sources Sought Notice (SSN) issued by the Alliance for Energy Innovation, LLC (Alliance). The purpose of this SSN is to conduct market research and gather information on the current capabilities of potential sources to provide expert development and technical advisory and training services for the Sienna software to advance NLR-prioritized platform features in support of NLR�s energy systems research and technical assistance programs. Sienna is an open-source energy systems modeling platform developed and stewarded by the National Laboratory of the Rockies (NLR). Built primarily in Julia, Sienna provides a suite of tools for power systems simulation, capacity planning, power flow analysis, and results analytics, and serves as a core platform for NLR research, technical assistance...

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