Cassidy Law means business so it works to provide business-oriented solutions to challenging legal problems by helping businesses navigate complex laws or defend against government investigations while growing smartly and ethically.


Business success is predicated on taking chances so you make bold decisions and embrace risks to stay competitive and to increase value.  But to avoid costly investigations, litigation, or reputational damage, you need to assure your business complies with the laws and makes ethical decisions.

Cassidy Law understands your business imperatives so counsels businesses proactively by identifying legal risks, building compliance and ethics strategies as well as through the due diligence process for mergers, acquisitions, joint ventures and other business arrangements allowing your business to grow smartly and ethically.

But a business or its leaders may need to react to either an internal matter that requires investigation or to a government investigation, subpoena, audit or prosecution – Cassidy Law has the experience to conduct an internal investigation and to defend against government investigations.

The Firm has a track record of building successful, long-lasting relationships based on candor, empathy and integrity. When you work with Cassidy Law, you work with a firm that not only understands the law, but that speaks the language of business, helping you follow the law without slowing your day-to-day operations or placing undue burden on your employees.

Whether your business or its employees are under investigation — or you simply want to get ahead of the curve by proactively addressing ethics and compliance strategies — Cassidy Law can help.


  • Anti-Corruption Compliance

  • Federal Government Contracting Compliance

  • Ethics and Compliance Program Strategies

  • Know Your Business Partners – Trade, Export, Third Party and Ethical Supply Chain Strategies

  • Investigations – Government and Internal 

Work with a law firm that means business. Work with a law firm that helps maximize value while minimizing risk. Cassidy Law means business – let it work for your business.


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    Cassidy Law PLLC is a D.C. professional limited liability company with an office in DC.  MM Cassidy Law is an Ohio limited liability company with an office in the Cleveland, Ohio area. Each entity is constituted under the laws and regulations of the jurisdiction where the offices are located and is owned by the same principal.  Both entities are law firms constituted to provide legal services to clients as defined in the terms of engagement between the Cassidy Law and the client.

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