The aim of this paper is to evaluate the influence of research and development on companies´ growth in individual industries in V4 countries from 2003 to 2014. Using generalized method of moments (GMM) will be tested the influence variables such as for example the firm growth rate, capital R@D expenditure, R@D intensity, R@D tax incentive generosity, profitability, growth rate of R@D employees in individual industries in V4 countries. It is expected the positive influence for companies´ net sales growth of their investment in R@D and of tax policies that benefit the individual companies. It is expecting also a positive effect of R@D intensity in companies´ growth. On the basis of the article we can find information about importance of R@D investment and R@D tax credits and their consequent impact on companies´ growth.