Satisfy Your Sweet Tooth at Chamberlain’s Chocolate Factory in Atlanta. Chamberlain’s Chocolate Factory is a cherished family business with a rich history dating back to 1986. As Atlanta’s oldest chocolate factory, our focus is being a local source of high-quality chocolate creations, serving both retail and wholesale customers. Step into our retail store and pickup something sweet for yourself, or gifts for a group or your special event. Let us help you create custom chocolates, truffles, or something with a custom image for your event with your unique brand or logo.