Analitycal scientific valuation of different models of solutions, sistematic and wholesom treatment (delaing with) of researched problem field, represents a contribution to global science of Law, mainly because, in Slovenia in postprivatization period, the basic Law principles of capitalistic pointed natural economy are not only evolving and anew defieing, but the new Company Law itself is just finding its place in the whole Law system and certain corporate practise is just forming. The meaning of research program is in the unified regulation of different Law-relations in Company Law field and in field of Securites-Law, and according to that assurement of greater (Law) safety for all actors in corporate transactions and other individuals, greater transparancy of Securities-market, and protection of rights of individuals connected with this. The goal in broader aspect is to pursue unified European regulation (harmonization and unification) and to guarantee undiscriminatoric freedoms of free European market also in Republic of Slovenia. The main meaning in broader sense was to pursue unified European regulation (harmonization and unification) and with this to guarantee undiscriminatoric freedoms of free European market at and after entering in European Union. With amendment of Company Act with ZGD-F novel, there was a contribution to elimination of differences wich occured at delaing with home and foreign busines partners.