Jackson Brewing Company, or Jackson Brewery, was a regional brewery operating in New Orleans, from 1890 to 1974. One of two breweries selling Jax beer, along with Jacksonville's Jax Brewing Company, it was popularly known as the Jax Brewery. At its height, it was the largest brewery in the Southern United States. Its French Quarter building is now a historic landmark in New Orleans and houses restaurants, apartments, and entertainment venues.