Mike Gronager is a Danish entrepreneur renowned as the co-founder and former CEO of Chainalysis, a leading blockchain analytics firm established in 2014 in New York City alongside Jonathan Levin. Chainalysis specializes in software that traces cryptocurrency transactions across blockchains, aiding law enforcement, governments, and financial institutions in investigating illicit activities such as money laundering, ransomware, and darknet operations. Under Gronager's leadership as CEO, the company grew rapidly, securing major contracts with agencies like the FBI, IRS, and international authorities, and raising hundreds of millions in venture funding from investors including Accel and Paradigm. In 2023, Gronager stepped down as CEO to become Chief Product Officer, continuing to drive product innovation and research at Chainalysis. He has been featured in media, including interviews with journalist Andy Greenberg, discussing the firm's role in crypto forensics. Prior to Chainalysis, Gronager worked as a proprietary trader at Saxo Bank in Copenhagen, Denmark, where he developed an interest in Bitcoin around 2011. He holds a Master's degree in Economics from the University of Copenhagen.