91³Ô¹ÏÍø

Experienced Trial, Antitrust, and Whistleblower Lawyers

WHAT WE DO

WORKING WITH YOU & FOR YOU

We’re a different kind of law firm. We apply our extensive legal knowledge and decades of experience. We work tirelessly for you from beginning to end. And together, we get results.

Learn More

Practice Groups

Antitrust Litigation & Counseling

Our attorneys are both experts in antitrust law and seasoned litigators. Our approach to every case, whether on the plaintiff’s side or the defense, is to be prepared to take the case to trial.

Whistleblower Representation

The 91³Ô¹ÏÍøWhistleblower Lawyer Team has extensive experience representing whistleblowers under the qui tam provisions of the False Claims Act, the Dodd-Frank Act, the IRS Whistleblower Law, and the wide array of other federal and state whistleblower reward laws.

Commercial Litigation

91³Ô¹ÏÍøhas 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.

Compliance, Monitoring & Investigations

91³Ô¹ÏÍøconducts 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.

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. We work closely with our clients to tailor creative and flexible discovery plans that mitigate both costs and litigation risk.

Government Affairs

91³Ô¹ÏÍøhas extensive experience representing clients before numerous federal and state agencies, including the Department of Justice, the Federal Trade Commission, the Federal Communications Commission, the Federal Reserve Bank, and the Attorney General of every state active in antitrust enforcement.

Intellectual Property & Technology

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 federal district courts and courts of appeals, as well as arbitrations, administrative agencies and tribunals.

Offices

NewYork
New York
Constantine Cannon

6 E 43rd Street, 26th Floor
New York, NY 10017
T:212.350.2700

DC
Washington D.C.
Constantine Cannon

1001 Pennsylvania Ave, NW, Suite 1300N
Washington, DC 20004
T:202.204.3500

sanfrancisco
San Francisco
Constantine Cannon

150 California Street, Suite 1600
San Francisco, CA 94111
T:415.639.4001

Latest News, Publications & Speeches

Oct302024
91³Ô¹ÏÍøPartner Gordon Schnell Published in Washington Technology on DOJ's Enforcement Crusade Against Cybersecurity Fraud

On Wednesday (October 28), government contracting magazine Washington Technology published a commentary by 91³Ô¹ÏÍøwhistleblower partner Gordon Schnell on the recent string of False...

Read More
October 4, 2024

91³Ô¹ÏÍøwhistleblower partner Gordon Schnell quoted in Reuters on the merits and implications of the Florida district court decision on the Constitutionality of the False Claims Act. Legal Fee...

Read More

91³Ô¹ÏÍø“can claim to have won two of the three largest antitrust settlements in U.S. history.” – Global Competition Review, 2012

Sep192024
91³Ô¹ÏÍøAnnounces Winners of Whistleblower Essay Contest

Updated October 22, 2024 Earlier this year, 91³Ô¹ÏÍølaunched its Third Scholarship Essay Contest on the Importance of Whistleblowers. The goal of our contest is...

Read More

91³Ô¹ÏÍøNamed National Tier-1 “Best Law Firm” for Antitrust Law and Antitrust Litigation – U.S. News Best Lawyers 2020

Jun282024
Five 91³Ô¹ÏÍøWhistleblower Partners Selected for National Recognition

Constantine Cannon's whistleblower practice is pleased to announce that five of its partners have received national recognition for their work representing whistleblowers. Gordon Schnell, Alysia Solow, and Daniel Vitelli were named...

Read More