The Investigation of Larry and Gary Harmon and the Helix Mixer

July 26, 2023

Shortly after Internal Revenue Service Criminal Investigations (IRS-CI) seized Larry’s Bitcoin wallets, his younger brother, Gary James Harmon, used Larry’s passwords to steal a portion of the Bitcoin back from the seized wallets. Larry Harmon’s money-laundering operationsAs the founder and primary operator of Helix, Larry Harmon was involved in the cryptocurrency ecosystem for several years. Between 2014 and 2017, Helix processed more than 350,000 Bitcoin (worth approximately $300 million at the time) on behalf of users. Then, law enforcement used Chainalysis to identify 16 Bitcoin wallets which contained nearly 5,000 Bitcoin worth of proceeds from Helix’s operation. Gary follows Larry’s footstepsAfter Larry’s arrest in 2020, Gary was laid off from Coin Ninja and struggled financially.