Pennsylvania Breweries History: Erie Brewing Company The Current Erie Brewing Company was founded in October of 1993, it became operational in November 1994. Its original location was Union Station/Hoppers Brew Pub. It began with a manufacturing capacity of 1040 barrels, or 2080 1/2 kegs. The first company expansion. Increased manufacturing capacity to 2100 barrels, or 4200 1/2 kegs. It also added bottling capability. The Erie Brewing Company produces oatmeal stout, Railbender, and Presque Isle pale ale. The original Erie Brewing company was founded in 1889 and closed in 1976. It had the Koehler, Olde Pub, Imperial brands and in the last part of its history when the Iroquois Brewery closed it took over that brand.