Blackstone is the world’s largest alternative asset manager, founded in 1985 and headquartered in New York City. As of 2025, the firm manages over $1.2 trillion in assets across a diverse range of investment strategies including private equity, real estate, credit, infrastructure, hedge funds, secondaries, and growth equity. Blackstone employs approximately 4,900 people globally and operates through four main segments: Private Equity, Real Estate, Credit & Insurance, and Multi-Asset Investing. The firm serves institutional and individual investors, focusing on building strong businesses and delivering long-term value. Blackstone has offices primarily located in the United States, including its headquarters at 345 Park Avenue, New York.