From Hailey Bieber to Kim Kardashian, makeup brand Kosas has been associated with virtually every celebrity with the clout to drive beauty trends. But when asked to picture her ideal “Kosas girl,” founder Sheena Zadeh-Daly has one person in mind: “myself.”
At the brand’s bright pastel- and neon-hued offices in Los Angeles’ El Segundo — a burgeoning beauty hub with L’Oréal Group’s new West Coast headquarters down the road —…