Whistleblower Lawyers - Washington, DC

Since 1988, Kohn, Kohn & Colapinto has represented courageous whistleblowers who report fraud, misconduct, or abuse, and seek rewards under various U.S. whistleblower award programs and international laws.

Since 1988, Kohn, Kohn & Colapinto has represented courageous whistleblowers who report fraud, misconduct, or abuse, and seek rewards under various U.S. whistleblower award programs and international laws.

We are the Whistleblower Lawyers Behind the Biggest Cases in History.

We’re the firm whistleblowers call when they’re up against powerful people. The ones who have been on the forefront of whistleblowing since it became a term. We bring together the world’s best legal talent to help whistleblowers win. The collaborative nature of our firm ensures clients get the full attention the deserve for doing what’s right.

Bradley Birkenfeld - Largest Whistleblower Reward in History

“The only lawyer on my side was Stephen M. Kohn. He was as smart as they come and feisty as a pit bull. Steve was convinced the government owed me a fat reward, and he was going to get it, or die trying.”

Linda Tripp - Retaliation Whistleblower

“Most law firms it really is all about billable hours. For these guys it’s all about the justice.”

“They fought tooth and nail for me.”

“We would like to express our appreciation for all your efforts. Whatever the outcome, your perseverance and conviction on our behalf means so much to us. You both have been supportive, honest and dedicated when no one cared to listen. You are both exceptional. We thank you sincerely…”

Anonymous Whistleblower Client

Core Values

Our approach is guided by our honest dedication to quality, team spirit, and commitment to core values.

Dedicated Client Focus

We are dedicated to our clients above all else. That means listening to your needs and working efficiently to accomplish your goals and get results.

Top Legal Expertise

We have helped clients obtain the largest rewards in history. We’ve won precedent setting cases, and have been major contributors to modern whistleblower law.

Pro Bono Excellence

Our team is focused on tackling the most challenging social justice issues that affect whistleblowers. We engage in policy and advocacy work, including amicus curiae.

Record Compensation

The only firm to have won 3 cases in which whistleblowers were paid over $100M. This includes major rewards in all of the areas, Dodd-Frank, FCPA, IRS, FCA.

Collaborative Culture

Our firm works as a team to help whistleblowers understand their rights and legal options. And more importantly, to help them win their case and maximize outcomes.

Internationally-Minded

We work actively with NGOs, governments, and organizations all over the world, educating them about the use and development of transnational whistleblower laws.

Whistleblower Lawyers

Our Team

Our team is comprised of the world’s most accomplished whistleblower attorneys, experts, and lawmakers.

Allison Herren Lee

KKC Welcomes the Newest Member of Our Team: Former SEC Commissioner Allison Herren Lee

Lee’s commitment to protecting whistleblowers is exemplified by what she said as an SEC Commissioner:

“[Whistleblowers] display extraordinary bravery to expose fraud and wrongdoing, and to shine light in some very dark places. In doing so, they reinforce our fundamental values – that the rule of law matters, and no one is, or should be, above the law.”

Stephen M. Kohn - Top Whistleblower Attorney

Founding Partner

Celebrated as a pioneer of today’s modern whistleblower laws, and recognized as Forbes’ America’s Top 200 Lawyers.

Michael Kohn - Whistleblower Attorney

Founding Partner

Internationally-recognized as a leading whistleblower attorney who has been victorious in setting several legal precedents.

David Colapinto

Founding Partner

Leading whistleblower attorney and expert across all whistleblower disciplines, and behind the world’s largest rewards.

AV Preeminent

Our Whistleblower Lawyers Have Achieved The Highest Ratings in the Legal Industry

The founding partners at Kohn, Kohn & Colapinto have obtained the highest peer review ratings for compettence and ethics by Martindale-Hubbell® and are members of the Bar Register of Preeminent Lawyers. AV Preeminent® is a significant rating accomplishment – a testament to the fact that a lawyer’s peers rank him or her at the highest level of professional excellence.

Our Cases

We’ve represented whistleblowers in some of largest cases in history – some leading to record-breaking rewards.

$2 BILLION RECOVERED

Wilkinson blew the whistle on a $200 billion Russian money-laundering scandal that moved rubles out of Russia, converted them to dollars at Danske Bank Estonia Branch, then to moved the dollars to New York.

$104 MILLION REWARD

Wilkinson blew the whistle on a $200 billion Russian money-laundering scandal that moved rubles out of Russia, converted them to dollars at Danske Bank Estonia Branch, then to moved the dollars to New York.

Whistleblower Protected

Bunny Greenhouse served as the highest-ranking civilian-contracting official at the Army Corps of Engineers. She exposed a corrupt $7 billion no-bid contract to Halliburton for the repair of Iraqi oil fields following the 2003 invasion. She faced harsh faced retaliation, but ultimately won compensation and reforms.

Whistleblower Lawyers

Pro Bono

The pro bono work that we dedicate our time to is unparalleled in the area of whistleblower law.

Practice Areas

Explore Our Legal Specialties

Qui Tam Rewards
Qui Tam Attorneys

False Claims Act

For federal or state government contracting fraud whistleblowers.

SEC Whistleblower Rewards
Securities Fraud - SEC Whistleblower Rewards Attorneys

Securities Fraud

For securities fraud or investment scheme whistleblowers.

CFTC Whistleblower Rewards
CFTC Whistleblower Lawyer - Commodities Fraud - Ticker

Commodities Fraud

For commodities market fraud and manipulation whistleblowers.

IRS Whistleblower Rewards
Tax Fraud and Evasion - IRS Whistleblower Rewards Attorneys

Tax Fraud & Evasion

For criminal and non-criminal tax fraud or evasion whistleblowers.

AML Reward Program
Anti Money Laundering Lawyer

Anti-Money Laundering

For U.S. and international money laundering whistleblowers.

Various Rewards
Foreign Corruption - Anti Money Laundering Whistleblower Attorneys

Foreign Corruption

For foreign bribery and international corruption whistleblowers.

Latest News & Insights

Whistleblower News and Qui Tam Blog

  • Doj And Whistleblowers Crack Down On Illegal Kickbacks: Major Qui Tam Settlements From July 2024

    Published on August 13, 2024

  • Law360

    Published on August 13, 2024

  • CFTC Anti-Corruption

    Published on August 8, 2024

  • International Leaders From Kyrgyzstan Visit U.s. Law Firm To Discuss Whistleblower Laws

    Published on August 7, 2024

  • Law.com

    Published on August 6, 2024

  • DOJ

    Published on August 5, 2024