Sonali Vaid / GeekWire
Seattle startup that sells air purification tech powered by ultraviolet light raises $2.3M – The news: Violett, a Seattle-based startup that sells ultraviolet light air purification technology, raised $2.3 million. Violett co-founder and CEO Branden Doyle. (Violett Photo) The tech: Founded in 2020, Violett has developed hospital-grade air purification units that maximize UVC exposure using a cyclone pattern to disinfect air in a single …