Sly Fox Brewing Company - Phoenixville & Pottstown, Pennsylvania Sly Fox Beer, Sly Fox Brewing Company, Sly Fox, Pub, Brewhouse & Eatery, Brewery & Restaurant, Phoenixville, Pottstown, PA, Pennsylvania, Chester County, Montgomery County, Kimberton, Pottstown, Mid-Atlantic Brewery, Microbrewery in PA, Craft Brewery in PA, Brewery, Brewing, Beer, Tavern, Distributor, Brian O'Reilly, Sly Fox Brewing Company, Chester County Brewing Company, GABF, IPA, Pale Ale, Lager, Weisse, Pilsner, Oktoberfest, Doppelbock, Saison, Helles, Stout, ESB, Bock Fest, Beer Festival in PA Sly Fox Brewing Company has been crafting authentic, award-winning beer since 1995, Sly Fox is one of the oldest breweries in the Delaware Valley.