Jonathan Riethmaier

Co-Owner
Mammoth Coffee Company

Profile

Jonathan’s journey into specialty coffee has spanned nearly two decades and has included positions in marketing, training and as a barista. In 2016, Jonathan and his wife, Darlene, co-founded Mammoth Espresso, a specialty coffee retail shop in New Orleans, Louisiana. In 2021, Jonathan established Mammoth Coffee Company, a roasting and wholesale business. Jonathan heads up the roasting, production and sourcing departments of Mammoth, in addition to the day-to-day responsibilities of running a cafe and wholesale business. Prior to working exclusively in coffee, Jonathan worked in public relations supporting national brands and nonprofit organizations.

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