Modern banking platform for startups and small businesses. Mercury is an American fintech company headquartered in San Francisco, California. Founded in 2017, Mercury empowers startups and small businesses with digital-first banking solutions. Through partnerships with FDIC-insured banks, it offers business checking and savings accounts with enhanced FDIC insurance, supporting balances up to $5 million. Mercury’s online platform features corporate credit cards, bill pay, expense management, and venture debt products. Serving over 200,000 customers, Mercury has achieved steady growth, reporting $500 million in revenue in 2024. The company reached profitability across ten consecutive quarters and secured $300 million in Series C funding in March 2025, valuing Mercury at $3.5 billion. With around 800 employees, Mercury continues to innovate in business banking to meet the evolving needs of fast-growing startups.