Photo of the attorneys of Costello and Mains, LLC

Advocates for NJ and PA
Workers & Their Families

Partners and Counsel of Costello & Mains, LLC

Daniel T. Silverman

Dan Silverman


Mount Laurel Township, NJ



Daniel Silverman graduated from The George Washington University in 2005 and earned his J.D. from Rutgers-Camden School of Law in 2008. While in law school, he was awarded a Governor's Executive Fellowship by the Rutgers Eagleton Institute of Politics, an interdisciplinary fellowship that provides select Rutgers graduate students the opportunity to further their understanding of government, public affairs and the practice of politics, as well as to connect the fellowship experience to their chosen fields of study.

Dan has been with the firm since 2010 and has devoted his practice primarily to employment litigation since that time. He conducts all aspects of litigation, including trying numerous matters to verdict. Following law school, Dan clerked for the Honorable John E. Harrington, J.S.C. in Burlington County, New Jersey. He is a regular lecturer at employment law Continuing Legal Education events, teaching other attorneys about updates to employment law. Dan brings to the firm practical experience and a lifelong commitment to equality. He is an active member of the New Jersey Association for Justice. He resides in South Jersey with his wife, children and rescue dogs. He is licensed to practice law in New Jersey and Pennsylvania.

Areas of Practice

  • Employment
  • Civil Rights
  • Personal Injury
  • School Bullying and Harassment
  • Wage and Hour

Bar Admissions

  • New Jersey, 2008
  • Pennsylvania, 2008
  • U.S. District Court District of New Jersey, 2009
  • U.S. District Court Eastern District of Pennsylvania, 2009


  • Rutgers, The State University of New Jersey School of Law - Camden, Camden, New Jersey
    • J.D. - 2008
    • Honors: Jessup Moot Court
  • The George Washington University
    • B.A. - 2005
    • Major: Political Science

Past Employment Positions

  • Honorable John E. Harrington, J.S.C., Superior Court of New Jersey, Burlington County, Law Clerk