Elon Musk is an entrepreneur best known for his innovative business ventures. He is the founder, CEO, and lead designer of SpaceX; co-founder, CEO, and product architect of Tesla, Inc.; and founder of The Boring Company. He was also co-founder and initial co-chairman of OpenAI. Musk has also envisioned a high-speed transportation system known as the Hyperloop. He is one of the most influential entrepreneurs of the 21st century and is often referred to as the 'real-life Iron Man'.