Phone 315.476.8144 
Fax 315.476.8147


About William Sullivan, Esq.

William C. Sullivan grew up in Bay Ridge, Brooklyn and attended LeMoyne College in Syracuse for his undergraduate work. Upon graduation, Billy returned to New York to work at the Manhattan District Attorney’s Office as a trial preparation analyst.

After a year at the Manhattan DA’s office, he decided to pursue a career as an attorney and attended Loyola University Law School in New Orleans.  For his final year of law school,  he  returned to Syracuse to attend the Syracuse University College of Law as a visiting student. Connecting with Upstate New York, Billy remained in Syracuse and established his law practice in 1996.

Mr. Sullivan is admitted to practice before all the courts of New York State and the United States District Court for the Northern District of New York. 

Practice Areas

  • Criminal Defense
  • DWI & Traffic Defense
  • Personal Injury


  • Onondaga County Bar Association Board of Directors
  • New York State Bar Association
  • Association of Trial Lawyers of America

University Building | 120 East Washington St. | Suite 812 | Syracuse, New York 13202