Studienarbeit aus dem Jahr 2019 im Fachbereich Führung und Personal - Personalführung, University of Derby, Sprache: Deutsch, Abstract: Aims of the work and the study were to understand challenges that today’s businesses face, to identify factors that contribute to leadership effectiveness and that cope with business issues, to compare and contrast modern leadership work in top global brand companies and general companies in the US, to assess how three factors (Adaption, Communication, Participation) regarding modern leadership challenge existing theories and to figure out the correlation of a mixed leadership style. Technological breakthroughs, globalization, innovation, demographic changes have hugely transformed the way people communicate and do business in the modern world. Research has shown that the role of leadership and leadership effectiveness have been a major issue in the literature of world business. The aim of this research is to understand how effective leadership in business can have a positive result in different business environments. The following article presents the overview of theoretical concepts pertaining to modern leadership as well as research on critical leadership styles which are effective in handling numerous challenges in business leading the companies to succeed. In this regard, effective leaders must successfully communicate with team members about those challenges and have managerial skill facilitating prompt solutions in any circumstance. Leaders’ understanding of when to apply certain leadership styles inspires employees to achieve organizational goals and help businesses thrive. Based on a review of the literature on modern leadership theory, the factors of leadership effectiveness, job satisfaction, an online survey was conducted targeting employees in industries across United States. Analysis on the result of survey demonstrated the correlation of effective leadership and job satisfaction. On this basis, the researcher also focuses on modern leadership styles which employees desire to have in their organizations and the researcher evaluates effective leadership in five tech giants(i.e., Apple, Samsung, IBM, Oracle, HP) among top 50 multinational brands.