Background
Mattras, Junior, John J. was born on September 23, 1965 in Washington, District of Columbia.
Mattras, Junior, John J. was born on September 23, 1965 in Washington, District of Columbia.
University of Maryland (Bachelor of Science, 1986. Juris Doctor, 1988); New York University School of Law (Master of Laws in Taxation, 1991). Columbia University (Master of Science, 1995).
Worked at Sullivan & Donovan, LLP. Admitted to the bar, 1988, Maryland. 1989, District of Columbia.
1990, New York.
Attorney Advisor, Office of Chief Counsel, Internal Revenue Service, 1988-1989. Member: New York State and American Bar Associations. (Also Of Counsel to Williams & Harris).
Member: New York State and American Bar Associations. (Also Of Counsel to Williams & Harris).