Rise of Big Business The developing Railroads quickly became huge businesses and led to other important industries as well. The material needed for the railroad such as steel, iron, and oil quickly produced industrial giants looking for ways to outdo their competitors. As business grew, organization and management became more complicated. To accommodate the complexity of growing business, corporations were formed as opposed to proprietorships and partnerships. Corporations were superior because they were owned by stockholders, therefore one individual could not take complete control and crucial decisions were made by a board of directors and regular operations were handled by corporate officers. Corporations were attractive to members and