Cerebos Gregg's is a New Zealand food and beverage company, best known for their coffee, desserts, and condiments.

There he established W Gregg & Co, with wide-ranging food interests, but most notably a coffee and spice merchants.

Gregg's became a limited liability company the 1920s, and in 1925 all the Gregg's operations were combined in one enterprise in Forth Street, Dunedin North (a site which still houses the company's coffee processing operations).

During the 1930s to 1950s, a range of other products were launched, including salad dressings and instant puddings.

In 1991 Gregg's launched granulated coffee, under the brand name of Red Ribbon Roast.