21.co, founded in 2013 and headquartered in New York City, is a cryptocurrency-focused financial services company that has raised a total of $146.05 million across multiple funding rounds. Its funding includes $5.05M in Seed Round 1 (May 2013), $116M in Seed Round 2 (March 2015) led by investors like Andreessen Horowitz and Khosla Ventures, and $25M in a Series A round (September 2022) led by Marshall Wace and others. With 11–50 employees, 21.co provides products like 21Shares and Amun, offering regulated, innovative crypto solutions for both institutional and individual investors.