The Australian-owned wine giant Beringer Blass Wine Estates has appointed National Distributing Company (NDC) as its exclusive distributor in the state of Colorado.   "We are extremely excited that Beringer Blass has selected NDC for an exclusive arrangement," said Charlie Andrews, president and COO of NDC. "Anytime a brand with such worldwide clout selects you as its exclusive distributor is cause for celebration. This is not only a great testament to the presence we have created in this state, but also to everyone who makes NDC a leading distributor."