The primary concern of any country’s national economy is the ability to bring investors to promote its country’s national interest within the concord of other nations. Hence, the article is focused on foreign investors to achieve the desired economic goals, which are correlated with the objectives of the Nigerian economic system for subsequent stages. The article investigates the impact of foreign investors into the developing and transitional economies of Nigeria. It is also important to study the trends and determinants of foreign investors in Nigeria. The article further describes the role that could be played by foreign investors in socio-economic development in Nigeria, pointing out the positive and negative aspects, and how to deal with each of them in proportion to the facts of the Nigerian Economy needs. The article observed that Nigeria’s socio-economic development is characterized by the lack of budgetary resources to finance. The significant fluctuations in oil prices and the Naira exchange rate, as well as political and insecurity surgency, followed by the increase in capital outflow. These highlighted problems search for way forward to solve the socio-economic problems in Nigeria. In conclusion, the article develops a prospect for attracting more foreign investors to high value-added activities in Nigeria