Description: Software development key problem connected with requirements definition. Business modeling to give a chance to understand where software applications can improve organization productivity and help to define requirements to these applications. Toward this end is defined UML Profile for business modeling based on the systemological approach “Unit – Function – Object”. One of the key tasks of Profile development is definition of its structure and stereotypes – the main goal of the article. Profile allows creating business-process UML-models and providing description simplicity of dependencies between them and UMLmodels of information software system.
Keywords: Requirements Engineering, Requirements Analysis Method, Business-Process Model, System Specification Model, Unified Modeling Language – UML, Systemological Approach “Unit – Function – Object”, Triune Continuum Paradigm, UML Profile