This high-profile financial firm works with businesses in the Orange and San Diego County areas. DNV Holding Co. works with real estate agencies and brokers in the area, subsuming much of their stock. This firm does not produce or manage buildings or commercial ventures themselves, but rather its sole purpose is to own portions of other companies. DNV has stakes in more than 20 business in the area. Its cunning financial advisers are always willing to meet new clients. DNV Holding Co. is located on the fifth floor of the Schools First Credit Union building.