A Dissertation Submitted in Partial Fulfilment of the Requirement for Award of the Degree of Masters of Science in Accounting and Finance (MSc A&F) of Mzumbe University.vi The study was designed to assess the role of financial information in investment decision making and PSPF used as a case study. The main objective of this study was to examine the role of financial information in the process of investment decision making. And various sampling techniques used to ensure the right sample is obtained. Whereby purposive, convenience and stratified random sampling technique were employed. Data was collected from these samples by using questionnaires, interviews and secondary data. The findings of the study obtained and analyzed to enable the researcher to answer the research questions. By answering these questions the researcher was in a good position to get his specific objectives. In totality of these specific objectives, the main objective was obtained too. Now, the researcher concluded that, the financial information plays a big role in the process of investment decision making. Most of the investment projects can be analyzed by using their financial information. Because the financial information are the only which can show the financial health and picture of an organization. However, there some financial information itself are not enough to show the full picture. Also the researcher provided some recommendations to PSPF and other organization; like having competent Investment Officers for analyzing the potential investments, revising the organizational investment policies to cope with economic and country policies too and also finally taking into account the other factors other than financial information like government policies, social and environmental impact. Finally, the researcher suggested some areas for further studies to the future researchers. The future researchers should look on the qualifications of the Investment Officers. Also should look on the impact of the factors other than financial information in investment decision making. Also with the plenty of time and fund the researchers may conduct their study on more than one investing companies like PSPF, PPF and NSSF.