Elon Musk is a South African-born American entrepreneur and business magnate known for founding and leading multiple high-profile technology companies. He is the CEO of SpaceX, an aerospace manufacturer focused on space exploration, and Tesla, a leading electric vehicle and clean energy company. Musk also acquired the social media platform Twitter, rebranding it as X, and has founded other innovative ventures including Neuralink (neurotechnology) and The Boring Company (infrastructure/tunneling). He is recognized as one of the wealthiest individuals in the world, with a net worth estimated around $400 billion as of 2025. His work has had significant impacts on spaceflight, electric vehicles, artificial intelligence, and social media, making him a key influential figure in global technology and business.