The never-ending quest for quality – A conversation with Ralf Rüller of The Barn
5THWAVE - The Business of Coffee and Hospitality - Ein Podcast von World Coffee Portal - Freitags
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This week we’re chatting with Ralf Rüller, Founder, CEO and creative force behind The Barn - a curated specialty coffee business with a roastery and 10 coffee shops in Berlin, plus three international stores, spanning Mallorca, Dubai, and most recently Seoul in Korea.
