He was educated as a pastry chef in Stubbekøbing on the island of Falster in 1985 and headed Magasin du Nord's chokolaterie from 1987.

Linda Beier has a law degree from University of Copenhagen.

The first Peter Beier chocolate store opened in Copenhagen in 2000 and the first combined café and chocolate store opened on Falkoner Allé in Frederiksberg in 2002.

In 2003, the company acquired its own cocoa plantation in the Dominican Republic to have better control of the supply chain.

In 2016, it was announced that a chocolaterie with on-site chocolate production and café will open in Axel Towers, opposite the main entrance to Tivoli Gardens.