We, the undersigned, certify that we have read and hereby recommend for acceptance by the Mzumbe University, a dissertation entitled Assessment of Impact of Foreign Direct Investment (FDI) in Manufacturing Industry for the Case of Dar es Salaam, Tanzania in partial fulfillment of the requirements for the Degree of Master of Business Administration in Corporate Management (MBA-CM) at Mzumbe University.This study intended to assess the impact of Foreign Direct Investments in manufacturing industries in Dar es Salaam Tanzania. As described through Chapter One, this study covered several key institutions including investments promotions and monitoring centers in Tanzania including TIC, EPZA, TCCIA and TCC, and also manufacturing and processing companies including SIDO, TCC, and Bakhresa group of companies, whereby all these areas provided me with substantial data resources which supported the problem settings in answering most of my research questions and so well accomplishing my research objectives throughout this study. Extensive Theoretical and Empirical literature review is envisaged through Chapter Two, where by various studies and references from several researchers were examined, in supportive to the core objectives of the study including several assessments on the impact of Foreign Direct Investment in manufacturing Industries, and overall impact on countries’ social economic development as well as annual GDPs. Research methodology, including the design, Data collection techniques such as Questionnaires, Interviews and Documentary Review are well covered through Chapter Three. In this chapter, also, data sample size, data analysis and discussion or interpretation of the findings are described. The actual presentation of the research findings, data analysis, discussions of the collected data and related findings and finally the interpretation of the results are done through Chapter Four. In this chapter, additional supportive references had been obtained from previous researchers regarding the same field. Additionally the researcher had provided several graphical presentations in supporting the results obtained from this study. An overall summary of the findings, conclusion and recommendations from this study are well presented though Chapter Five, where by the researcher conclusively presents alignment between the key observations from the research objectives in connection with the study results, and how FDI had impacted the society at individual to the country level. The researcher provides some key areas where improvements would be crucial and the needs for policy makers to generate strategies and guidelines as protective measures to empower the locals against possible negative impacts from the inflow of FDI in Tanzania economical environment. And finally, key resources and references are presented at the last part of this report.