Practices

Antitrust Litigation & Counseling

Our international reputation for excellence is based on successes in numerous high-profile antitrust cases. We were founded in 1994 as a boutique antitrust firm, and maintain our commitment to antitrust today. We remain best known for our record-breaking accomplishments on behalf of plaintiffs. We nonetheless have substantial experience representing defendants — from Fortune 500 companies...

Whistleblower Representation

We help whistleblowers do what’s right. Tell us your story. We represent whistleblowers for the same reasons that courageous men and women come forward to expose wrongdoing, injustice, or cheating: we believe in accountability, justice, and fairness, whether that’s for taxpayers, investors, consumers, competitors, or the government. Trusted Whistleblower Lawyers: Advocating for Justice and Accountability...

Commercial Litigation

Constantine Cannon has broad experience representing plaintiffs and defendants in complex commercial litigations and arbitrations. Our reputation is built upon our central philosophy of aggressively and sensibly representing clients in all areas of commercial dispute. We represent large and small companies and partnerships, their officers, directors and management, as well as individuals and government agencies,...

Compliance, Monitoring & Investigations

INTERNAL REVIEWS Constantine Cannon conducts efficient and effective internal reviews and investigations for its clients. We provide critical value by establishing the independence of investigations, a key issue both in seeking reduced penalties in criminal actions and in minimizing civil litigation exposure. We also ensure the best practices in investigative and data collection procedures. COMPLIANCE...

e-Discovery Counseling

Our e-discovery practice group, comprised of a dedicated team of attorneys, project managers, and legal technology specialists is at the forefront of e-discovery theory and practice. Constantine Cannon recently supervised all aspects of e-discovery for one of the largest antitrust matters in the country, with an expedited discovery schedule and approximately 200 million pages produced....

Government Affairs

Constantine Cannon has extensive experience representing clients before government legislatures and agencies. From its Washington, DC, office, Constantine Cannon counsels corporate and trade association clients in their efforts to identify and react to federal and state legislation, regulation, and agency policy that critically impact clients’ economic and policy interests. With a focus on clients that...

Intellectual Property & Technology

Constantine Cannon is a nationally recognized law firm with expertise in intellectual property and technology litigation, licensing, and legislative and regulatory advocacy. We represent high technology companies in the consumer electronics, software, internet, webcasting, retail, and reprographics industries in a variety of matters involving copyright, trademark, trade secret, and patent law. We regularly practice before...