Founders of Samourai Wallet cryptocurrency mixing service plead guilty

August 6, 2025 — A formerly married couple was sentenced yesterday for their roles in a more than decade-long scheme to defraud hundreds of investors out of millions of dollars in connection with Semisub Inc. (Semisub), a Hawaii-based company. Curtiss E. Jackson, of Honolulu, Hawaii, was sentenced to thirteen years in prison, and Jamey Denise Jackson, currently of Cochester, Connecticut, and formerly of Honolulu, was sentenced to two years in prison. Attorney for the United States, Acting Under Authority Conferred by 28 U.S.C. § 515, Nicolas Roos; Special Agent in Charge of the New York Field Office of Internal Revenue Service-Criminal Investigation (“IRS-CI”), Harry T. Chavis, Jr.; and Assistant Director in Charge of the New York Field Office of the Federal Bureau of Investigation (“FBI”), Christopher G. Raia, announced today the guilty pleas of Keonne Rodriguez and William Lonergan Hill, the co-founders of Samourai Wallet (“Samourai”), a cryptocurrency mixer that facilitated more than $200 million in illegal transactions. Rodriguez, the Chief Executive Officer of Samourai, and Hill, the Chief Technology Officer, pled guilty to participating in a conspiracy to operate a money transmitting business that transmitted crime proceeds from, among other things, illegal dark web markets, cyber intrusions, a spear phishing scheme, and schemes to defraud multiple decentralized finance protocols. Rodriguez and Hill pled guilty on July 30, 2025, before U.S. District Judge Denise L. Cote.  Read More