Resumen
Creating competitive advantage comes down to use of many different factors, the importance of which depends on both the market situation and the characteristics of the enterprises. Ecological factors are becoming an important aspect of creating a competitive advantage of transport enterprises in Poland. The subject of the article is to present the creation of a competitive advantage of road transport enterprises in Poland through the implementation of pro-ecological activities. Programs and plans for supporting environmentally friendly solutions in road transport companies in Poland are based on the observation of foreign markets exhibiting effective activities in the field of ecological transport.