The aim of this diploma thesis is to analyze every form of commercial communications on television. These forms are commercial, sponsoring, teleshopping, teletext,television grouting and product placement. The thesis has five chapters. The first and second chapters are theoretical bases of this thesis. These chapters contains information about marketing, marketing and communication mix, marketing and commercial communications. The third chapter describes media and medial environment. The fourth chapter contains detailed information about television or more precisely television medium. The fifth chapter contains the analysis of forms of commercial communications used on television. The part of this chapter is among others the analysis of data provided by Admosphere, s.r.o. and interviews with specialists from television, medial environment.