Icebreaker, the New Zealand-based specialty company of Merino apparel, has appointed Kristen Celko vice president in charge of e-commerce and digital marketing. Celko worked for various companies including Under Armour and a couple of retailing companies. She will direct Icebreaker's e-commerce strategy and will be responsible for the development of new digital marketing campaigns. Currently, the brand operates direct-to-consumer web shops for the U.S., Canada, New Zealand, Australia and Germany.