Seed · Hardware & Semiconductors · Paris, France · Founded 2019 · 11–50 employees
OneFlash operates a network of self-service portable battery rental stations that allows users to rent power banks to charge smartphones on-the-go and return them at any participating location. The company has built partnerships with major retailers including IKEA, SNCF, Leroy Merlin, LVMH, and E.Leclerc, with over 900 stations installed across France. They have achieved strong customer satisfaction with a 4.9/5 app rating and over 600,000 usage sessions. The startup is ranked among Station F's top 40 most promising companies and is actively expanding internationally into the UK and Nordic markets.