The U.S. Department of Energy, Southwestern Power Administration (Southwestern), intends to contract by means of a Sole Source justification with Siemens Industry, Inc. for Siemens Power System Simulation for Engineers (PSS/E) software support and maintenance in accordance with FAR 13.106(b)(1)(i). The applicable NAICS code is 511210 with a small business size standard is $41.50. This notice is not a request for quotes or proposals. Interested firms must identify their interest and provide documentation demonstrating their capability to accommodate this requirement by e-mailing the Contract Specialist at [email protected] no later than 12:00 PM CST, February 12, 2021. Any information received will be considered solely for the purpose of determining whether or not to conduct a competitive procurement at Southwestern's sole discretion. This notice in no way obligates the Government to award any contract. Southwestern is not responsible for any costs incurred by responding to this Notice.