Former federal prosecutors, SEC enforcement attorneys, and forensic specialists — united by a singular mission to deliver the most formidable defense available.
Founding Partner
Previous Position
Former Assistant U.S. Attorney, SDNY — Securities & Commodities Fraud Task Force
Education
J.D., Harvard Law School · B.A., Yale University
James founded The Law Offices of Cyrus Blake Winslow after a distinguished 12-year career as a federal prosecutor in the Southern District of New York, where he led the Securities and Commodities Fraud Task Force. He has personally prosecuted over 80 complex financial crime cases, giving him unparalleled insight into how the government builds — and how to dismantle — federal financial crime cases.
Specializations
Bar Admissions
Senior Partner
Previous Position
Former Senior Counsel, SEC Division of Enforcement — New York Regional Office
Education
J.D., Columbia Law School · B.S. Finance, Wharton School
Elena spent a decade at the SEC's New York Regional Office as Senior Enforcement Counsel, leading investigations into the most complex securities fraud schemes. Her intimate knowledge of SEC investigative procedures, charging decisions, and enforcement priorities gives clients an extraordinary strategic advantage when facing regulatory scrutiny.
Specializations
Bar Admissions
Partner — Forensics & Digital Assets
Previous Position
Former IRS Criminal Investigation Special Agent · Certified Public Accountant
Education
J.D., Georgetown Law · M.S. Forensic Accounting, NYU · CPA
Marcus is the rare attorney who is also a licensed CPA and former IRS Criminal Investigation Special Agent. His dual expertise in law and forensic accounting makes him uniquely equipped to challenge the government's financial evidence at its most technical level. He leads the firm's blockchain forensics practice and has been qualified as an expert witness in federal court.
Specializations
Bar Admissions
Senior Associate
Blockchain Forensics & Digital Evidence
Associate
Federal Criminal Defense & Appeals
Associate
SEC & CFTC Regulatory Matters
Forensic Consultant
Certified Fraud Examiner · Ex-FBI
Every client at Cyrus Blake Winslow receives direct partner-level attention. No associates handling your case alone.
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