This book describes the following learning outcomes: Concepts of Working Capital Management; Importance and background of Working Capital Management; Background of non-financial sectors in Pakistan; Objectives and Scope of study; Literature Review; Research Methodology with reference to non-financial institutions in Pakistan; Empirical results and findings of research analysis on manufacturing firms in Pakistan; Conclusion of the Project; (An attempt has been made in present study to investigate the factors determining the working capital management requirements in manufacturing sectors of Pakistan with 385 sample firms over the period of 2004-2009. These determinants include both from external and internal factors. From internal factors, the most prominent are operating cycle, return on assets, operating cash flow, leverage, size and sales growth while level of economic activity in a country is taken as important external factor. The main purpose of this independent research project is to help and promote high quality theoretical, empirical and applied research in the analysis, management and control of working capital requirements.