Mary Dillon

Despite some industrywide weakness in high-end beauty product sales and intense competition from the likes of Amazon, Ulta continues its fast growth. E-commerce is now a $1 billion business, even as the beauty retailer expands its store footprint of more than 1,200 locations. Dillon has deftly managed to make Ulta a destination for products at all price ranges and has stolen market share from department stores.

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