Heini Zachariassen is a Faroese technology entrepreneur. He is best known as the founder of Vivino, a wine application co-founded in Copenhagen in 2010 with Theis Søndergaard. The mobile application allows users to scan wine labels for crowd-sourced ratings and reviews. Under his leadership, Vivino's user base expanded significantly, growing from 12,000 in 2011 to over 50 million by 2021, and evolved into an e-commerce marketplace.