The main objectives or focus of this study was to examine subsidiaries financing, using First Bank of Nigeria (FBN) Plc as a reference point. Subsidiaries financing refer to the provision of funds for the operation of subsidiaries by a parents company. FBN, Plc is a financial institution established since 1894 with the purpose of enhancing banking service and contribute to the economic advancement and development of the country. Questionnaires, interviews and personal observation methods were used mostly in the survey. 130 questionnaires, were filled and returned out of 150 randomly distributed and interviews were conducted with top management staff of FBN, Plc and its subsidiaries. The result of the research were: 1. FBN, Plc should give free hand (autonomy) to its subsidiaries to operate as autonomous or independent corporate entity with its own charter, tax liabilities etc. 2. (renerally, subsidiaries financing (sources of funds) is derive mainly from parent company. This research then recommend that FBN, Plc should allow its subsidiaries resort to other sources of financing like autonomous companies in their type of business. 3. FBN, Plc should make it a policy to provide staff training and development. This will help retain staff and improve performance. 4. Finally, there is the need for FBN, Plc to keep abreast of new trends in subsidiaries financing, as well as the need to compare favorably with banks in other developing countries and those in developed economics who have made conspicuous progress in subsidiaries financing. However, based on the conclusion drawn from the data (research), a number of recommendations were made which the researcher hopes Would enhance the performance of FBN. in its subsidiaries financing and add to existing knowledge in this area.Plc