Casey Sack


Phone: 617.723.7700
Fax: 617.227.0313

Save Bio PDF
Casey Sack


Casey counsels and represents individuals and businesses in commercial litigation matters in state and federal court. She litigates complex commercial and civil actions, construction disputes, shareholder and stockholder issues, employment cases and appeals. Casey has also resolved various matters through mediation, arbitration and alternative dispute resolution.

Prior to joining Rudolph Friedmann LLP, Casey worked for a boutique Boston law firm where she represented clients in professional liability claims and civil litigation matters. She handled uninsured cases, underinsured cases, and Chapter 93A and 176D Consumer Protection cases in which insurance companies made unfair offers of settlement or have been deceptive in their investigation and evaluation of reasonable and fair injury claims.

While in law school, Casey worked for the Federal Community Defender Office for the Eastern District of Pennsylvania in the Capital Habeas Unit, advocating on behalf of death sentenced prisoners in post-conviction proceedings. She also defended victims of commercial sexual exploitation at a local institute and for a district attorney’s office. Casey served as copy editor of Criminal Law & Philosophy, a multidisciplinary, international law journal. She also helped launch a curriculum to prepare non-lawyers to represent immigrants in proceedings before the U.S. Department of Homeland Security.


  • Represented homeowners against contractors in claims for violating the home improvement contractors’ statute.
  • Represented shareholders and stockholders in claims against entities.
  • Represented multiple owners, contractors and material suppliers in matters involving mechanics’ liens.
  • Represented clients in a variety of highly contested professional liability matters for claims arising from breach of contract, negligence and unjust enrichment.
  • Secured a successful result on behalf of a homeowner against her contractor including treble damages and attorney’s fees.
  • Obtained favorable outcomes in multiple litigation actions, resulting in substantial monetary payments.
  • Represented an individual in a claim against his divorce mediator and successfully defeated defense motions.
  • Obtained a Memorandum of Lis Pendens, preventing the seller from transferring the property to a third-party buyer.
  • Represented numerous individuals in consumer protection actions against unfair and misleading business actions.
  • Successfully defended employers before the Massachusetts Commission Against Discrimination and the Equal Employment Opportunity Commission from claims alleging discrimination and wrongful termination based on gender, race and retaliation.
  • Represented property owners and developers in matters involving construction defects.
  • Negotiated the successful resolution of claims on behalf of individuals and businesses.
  • Represented a former business owner for claims stemming from freeze out, conspiracy and breach.
  • Represented individuals and businesses in alternative dispute resolution including mediations and arbitrations.
  • Represented an individual seeking unpaid wages and monetary damages for constructive termination and retaliation.
  • Represented a seller in a contract action for claims stemming from breach of contract and breach of implied covenant of good faith and fair dealing.
  • Settled malpractice and negligence claims for considerable monetary sums.
  • Represented numerous clients against prior counsel for unfair and deceptive business practices in violation of Massachusetts General Law Chapter 93A.
  • Represented individuals at mediations for matters arising from commercial litigation, employment and legal malpractice claims.


  • Dorothy Day Award for Pro Bono Service
  • Rising Star, Massachusetts Super Lawyers, 2023

Associations & Memberships

  • American Bar Association
  • Massachusetts Bar Association
  • Boston Bar Association

Publications & Events

Bar Admissions

  • Massachusetts, 2021
    U.S. District Court, District of Massachusetts
  • New Jersey, 2021
    U.S. District Court, District of New Jersey


  • Villanova University Charles Widger School of Law, J.D. 2020
  • Marymount Manhattan College, cum laude, B.A. 2012

STAY CONNECTED Sign Up to Get Interesting News and Updates Delivered to Your Inbox