This document provides an overview of multinational companies (MNCs). It discusses how MNCs originated in the early 20th century and expanded globally after World War II. The document defines an MNC as a company that manages production or delivers services in more than one country, often through foreign subsidiaries. It also outlines different structures MNCs use, such as horizontal, vertical, and diversified integration. The document analyzes the strengths, weaknesses, opportunities, and threats to MNCs, as well as their reasons for establishment and advantages/disadvantages.