Every successful business starts with a plan. Plan, in the concept of fundamental analysis, mark the monitoring of changes within the business of the company with the appropriate decisions. The fundamental analysis examines the business operations of companies, their interaction with the competition and the overall effects of economic trends of the country in witch the company operate. If you want to get a complete picture of the real quality of a company, you should consider all of those elemants. Based on those elements, it is possible to determin whether an company is undervalued or overvalued, or it is worthwile or not worth to invest in it. This work can be divided in two parts. In the first part, the problematics of fundamental analysis are theoretically elaborated, from its begining point based on the analysis of the financial repors up until the elaboration of the key financial indicatro such as indicators of liquidity, debt, activity, economy, profitability and investment. Through the second part of the final thesis, the theory is explained on the example of the fundamental analysis of Maistra d.d. Prior that, there is an macroeconomic projection of the Croatian economy. Further, the calculations and explanations of the fundamental indicators and a comparison with the sector is made. This final thesis seek to explain the super necessary topic of the fundamental analysis for those who want to invest their assets or for those who want to pick batter decisions for their own companies. Also, this final thesis try to present the real financial state of the companie Maistra d.d. to the potential investors.