- Tesla: Tesla, the electric car company, made headlines in 2021 when it announced that it had invested $1.5 billion in Bitcoin. Since then, the company has increased its holdings and, as of March 2023, owns more than 42,000 BTC.
- Square: Square, the payments company, has also invested in Bitcoin. The company holds more than 8,000 BTC.
- Ark Invest: Ark Invest is an investment firm that manages a number of ETFs that invest in cryptocurrencies. The company's founder, Cathie Wood, believes strongly in the future of Bitcoin.
- Grayscale Investments - digital asset management firm that offers a number of trusts that invest in Bitcoin and other cryptocurrencies. The company's Bitcoin Trust is the largest Bitcoin investment vehicle in the world.
- MicroStrategy: is a business intelligence company that has also made a significant investment in Bitcoin. The company owns more than 125,000 BTC and its CEO, Michael Saylor, is a strong advocate of the cryptocurrency.