A Dissertation Submitted to Mzumbe University, in Partial Fulfilment of the Requirements for Award of the Degree of Master in Business Administration Corporate Management of Mzumbe University.This study was focused on the extent to which Tanzania stock exchange contribute to the development of capital market, it aimed at examining the contribution of DSE to the various companies in terms of capital contribution towards the running and expansion of these companies and in the long-run increasing the Gross Domestic Product of Tanzania. . Methods which were used to collect data include information obtained from stock brokers and questioners which were administered to local individuals, private investors and stock brokers. Second method was interviewers, interviews were held with stock brokers and DSE officials, and also documentary review sources which include profile, market reports and data. After analysis of the data by using statistical package for social science (SPSS), tests of questionnaire were carried and presented in table for easy interpretation. Finding from the study revealed that; Dar-Es-salaam stock exchange contributes to the development of the capital market. This is because of well organized with enough capital and companies having been attracted to be listed in the stock. Finally, the study recommends that; The Business Socio-economic environment; government should ensure gender mainstreaming enhancement in all initiatives pertaining to stock market development. The Business Legal and regulatory environment; the Government to improve business regulatory environment. The Business Policy environment; The governments to ensure that clear policies and procedures regarding the extension of startup capital to business companies are in place.