Degelijk en constructief sinds 1972!
Als exploitant van 22 KARWEI & 6 GAMMA bouwmarkten
is de Posthuma Groep een landelijke speler en daarmee
tevens een belangrijke franchisenemer van lntergamma BV
te Leusden. Intergamma BV exploiteert de formules
KARWEI & GAMMA.
De Posthuma Groep BV is ontstaan uit een bouwbedrijf dat in 1972 is opgericht door Douwe Posthuma. In 1982 werd de eerste bouwmarkt geopend in Scharnegoutum. Deze “Bouwmarkt 82″ is de voorloper van de huidige KARWEI te Sneek.
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