Year-RoundOud Bruin
Mestreechs Aajt
Gulpener Bierbrouwerij · Gulpen, Limburg, Netherlands
1825
Brewery est.
A pre-lager Dutch sour brown made by blending young and aged beer — one of very few authentic versions still produced.
One tap, no account
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01
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Who owns this beer
Gulpener Bierbrouwerij is recorded as independently owned — no parent company is held above it in the archive.
Not established
Ownership has not yet been established for this brewery. That is a gap in the research, not a finding of independence.
Brewery record last verified 2026-08-20 · Brewery first-party sites