Some knew that they had to leave their native countries to seek business success here because opportunities were limited at home. Others set up their own shops after they landed here and saw that their dreams of starting their own companies could take wing. Sunnie S. Kim, right, left South Korea and co-founded two banks and then her own finance company. Kerstin Kansteiner, page 20, came from Germany on an internship and now runs her own coffee shop. This special section features inspirational examples of seven immigrant entrepreneurs who came, stayed and succeeded.