IRVINE, Calif., Sept. 15, 2025 (GLOBE NEWSWIRE) -- Qualstar Corporation (OTC: QBAK), a leading manufacturer of data storage solutions and high-efficiency power supplies, today announced the appointment of industry technologist and media executive Jeff Sengpiehl to the newly created role of Chief Technology Officer (CTO), effective immediately. The CTO role was established to accelerate innovation and advance Qualstar’s growth strategy, which includes expanding into enterprise markets, broadening the product ...