Kölln Muesli and Cereals

Peter Kölln GmbH & Co. KGaA is a traditional German food company based in Elmshorn, specializing in the production of high-quality oat-based products since 1820. The brand is best known for its iconic 'Köllnflocken' (oat flakes) and an extensive range of muesli variations.

Manufacturing remains centered in Germany, specifically at the company's historical site in Elmshorn, which has evolved into one of the most modern oat mills in Europe. As of 2026, Peter Kölln remains an independent family-owned enterprise, maintaining its commitment to sustainable grain sourcing and traditional milling processes.