Het bedrijf van Castellani werd aan het einde van de 19e eeuw in Montecalvoli opgericht toen Alfred, een al lang...
In 1919, two brothers, Marthinus and Niels Momberg, bought Middelvlei and moved their families to the farm.A year later, the first wines were pressed, at that stage mainly fortified wines. Their two sons, Stiljan (quiet Jan) and his nephew, also called Jan but Jan Bek (because of his more extroverted and eloquent personality), inherited the farm in 1960.