Our Team
David J. Ionson
Serving as “Of Counsel” to the Mahoney Criminal Defense Group, David Ionson is an excellent addition to the team. With his strong background in criminal justice, accounting degree, experience in finance and the corporate world, keen, analytical mind, and attention to detail, Attorney Ionson is well-qualified to defend clients accused of white collar crime, including tax evasion, money laundering, insurance fraud and embezzlement.
He served as a paralegal and corporate tax intern at Raytheon Company, where he was responsible for the preparation of various tax-analysis memoranda related to corporate acquisitions, divestiture and restructuring. Attorney Ionson also assisted the company’s tax team in such international matters as the Oman tax structure, GST registration in Singapore and tax implications pursuant to the Status of Forces Agreement in Iraq.
During law school, Attorney Ionson was a legal intern at Deloitte Tax LLP, National Grid and the Massachusetts Department of Youth Services. He assisted senior counsel and executive management in various legal tasks, including researching and preparing legal memoranda on functional and hyperinflationary countries and the use of DASTM. He also prepared draft administrative regulations and governmental policies, as well as prepared tort presentment responses and reviewed rights under various contracts and leases.
Prior to entering law school, Attorney Ionson worked for BISYS Fund Service, where his clients’ net assets exceeded $10 billion. While there, he was responsible and jointly accountable for various regulatory filings for a number of mutual funds, and was responsible for preparing and occasionally presenting materials to clients at board meetings.
While an undergraduate, Attorney Ionson worked as a paralegal at Barron & Stadfeld, P.C., where he successfully assisted and was jointly accountable for the preparation and closure of130 commercial-real-estate transactions valued at more than $40 million.
Mr. Ionson holds a juris doctorate from Northeastern University, School of Law (2009), and is licensed to practice law in Massachusetts. He also holds an MBA specializing in international business, operations management and entrepreneurship, and an M.S. degree in accounting, both from Northeastern (2008); and a B.S. degree (magna cum laude) in criminal justice, with a minor in political science, also from Northeastern (2004). Mr. Ionson also is a member of the American Bar Association and the Massachusetts Bar Association.
TOPRelentless
Criminal
Cross-Examination
“Aside from its excerpts of cross-examination, the book offers extremely valuable wisdom regarding overarching trial strategies (e.g., defense counsel demeanor; tone, tenor, and timing; why you should not call defense witnesses; etc.) The wisdom offered is alone extremely ..."
- Amazon.com Review
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