One Stop Systems Signs A Definitive Agreement To Sell All Assets And Operations Of Bressner Technology GmbH To Hiper Euro GMBH For $22.4M

One Stop Systems, Inc. (OSS or the Company) (NASDAQ:OSS), a leader in rugged Enterprise Class compute for artificial intelligence (AI), machine learning (ML) and sensor processing at the edge, today announced that it has signed and closed a definitive agreement to sell all assets and operations of Bressner Technology GmbH ("Bressner") to Hiper Euro GMBH ("Hiper") (the "transaction"). The transaction closed on December 30, 2025.

Under the terms of the transaction, OSS sold Bressner for $22.4 million, subject to adjustment for final closing working capital balances, marking a strategic milestone that positions the Company to reinvest capital in its higher-growth AI, ML, and edge computing markets. OSS acquired Bressner on October 31, 2018, for approximately $5.6 million. Since that time, Bressner has increased annual sales from approximately $18.3 million in 2019 to approximately $33.0 million on a trailing 12-month basis at September 30, 2025.