This diploma thesis is concerned with questions related to turnover of employees in a manufacturing company. The goal of this diploma thesis is to determine main causes for turnover of employees from point of view of men a women and from point of view of various working categories in a company. The partial goal is the calculation of turnover of employees and identification of costs related to turnover of employees, which have an influence to economic results of company. The research was realized by company Lisovna plastů, spol. s r.o.. We will obtain all required data on the basis of its figures and documents from years 2007 -- 2012, they will be analyzed by using of graphs and charts and we will deduce relevant recommendations.