MS stands for Microsoft. Microsoft is an American multinational technology company that develops, manufactures, licenses, supports, and sells computer software, consumer electronics, personal computers, and related services. It is one of the world's largest software makers by revenue, and one of the world's most valuable companies. It is also the world's largest software maker by revenue, and one of the world's most valuable companies. Microsoft is ranked No. 1 in the Fortune 500 list of the world's largest companies. Microsoft develops, manufactures, licenses, supports, and sells computer software, consumer electronics, personal computers, and related services. It also offers online services such as cloud computing, software-as-a-service, and platform-as-a-service. Microsoft also provides support for many other products and services.