Practice and Industry Groups

Mariel L. Belanger

Counsel Cleveland

Mariel Belanger represents employers, including privately owned businesses, international corporations, non-profit organizations, and institutions of higher education, in all  types of employment litigation in both federal and state courts, in labor and employment arbitration proceedings, as well as before various administrative agencies. She has represented management in matters involving discrimination; harassment; hostile work environment; retaliation; wage and hour violations; constructive discharge; wrongful discharge; breach of contract, breach of fiduciary duty; breach of the duty of good faith and fair dealing; breach of the duty of loyalty; civil conspiracy; denial of benefits; FMLA interference and retaliation; fraud; intentional and negligent infliction of emotional distress; intentional, fraudulent, and negligent misrepresentations; invasion of privacy; misappropriation of trade  secrets;  promissory estoppel; unfair competition; and unjust enrichment. Mariel also has experience assisting in a number of general commercial litigation matters for clients in a wide array of industries, including consumer products, aviation, and construction.

In addition, Mariel has significant experience conducting independent fact-finding investigations for employers faced with workplace complaints, as well as conducting Title IX investigations on behalf of educational institutions. She also provides strategic counseling to employers on a wide range of personnel issues.

Prior to entering private practice, Mariel served as a law clerk to the Honorable Katharine S. Hayden, United States District Judge for the District of New Jersey, for the 2011-2012 term.

Mariel received her Juris Doctorate from the Seton Hall University School of Law in 2011, with honors. While in law school, Mariel served as the Editor-in-Chief of the Seton Hall Law Review.

Professional Activities and Speeches


  • New Jersey Institute of Technology Title IX Summit - ''Conducting Title IX Investigations: The Challenges in Seeking to Uncover the Truth'' - Newark - April 13, 2017