Business & TechAward-Winning Greek Olive Oil Maker Finds Home In Prince William CountyTwo brothers bring their olive oils from their family olive grove in Greece to the U.S. and their Prince William County tasting room.Brothers Diamantis and Dino Pierrakos produce award-winning olive oils from their family olive grove farm in Greece and sell them around the U.S. Their tasting room and facility is based in Prince William County. (Courtesy of Laconiko)MANASSAS, VA — Olive oil-making runs in the family for bro ...