617.973.6198fax 617.722.4932



Roger Williams University School of Law, JD, cum laude, Law Honors, 2014

University of Central Florida, BA, 2011

Alex Desrosiers

617.973.6198fax 617.722.4932 V-card Download PDF

Alex is an associate in the Firm’s Employment Law Group.  Alex routinely defends employers in state and federal court, as well as before administrative agencies - such as the Massachusetts Commission Against Discrimination, the Rhode Island Commission for Human Rights, and the Equal Employment Opportunity Commission - in all types of employment matters, including charges of discrimination, retaliation and harassment, wage and hour issues, restrictive covenants, and breach of employment agreements. He also provides counseling and training to employers regarding a wide variety of employment issues, including compliance with state and federal employment laws, drafting and adequately maintaining employee handbooks, effective and consistent performance management, evaluation and discipline, and drafting employment agreements.

Prior to joining Posternak, Alex was an attorney in the Labor and Employment Department at Nixon Peabody LLP.  While in law school, Alex worked as a judicial intern for the Honorable Ronald Lagueux of the United States District Court for the District of Rhode Island.   

Alex is admitted to practice in Massachusetts and Rhode Island, as well before the United States District Court for the District of Massachusetts and District of Rhode Island.

Representative Experience

  • Obtained numerous lack of probable cause findings in discrimination, harassment, and retaliation claims pending before the Massachusetts Commission Against Discrimination and the Rhode Island Commission for Human Rights.
  • Represented international organization in federal court litigation alleging breach of independent contractor agreement.
  • Represented Fortune 100 Company in single-plaintiff federal court litigation alleging myriad violations of federal anti-discrimination laws.
  • Successfully moved to dismiss state court litigation alleging violations of state family and medical leave act and whistleblower protection act.


Federal Bar Association, Labor and Employment Section

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