Attorneys​

James A. Tate

James Tate graduated from the University of Cincinnati College of Law in 2009, where he served as Editor-in-Chief of the Law Review. He concentrates his practice on False Claims Act litigation nationwide, representing whistleblowers and clients in federal appellate courts and even the United States Supreme Court. James is known for his meticulous research, strategic advocacy, and deep commitment to justice.

Admissions

  • Ohio
  • United States Supreme Court
  • United States Court of Appeals for the Third Circuit
  • United States Court of Appeals for the Sixth Circuit
  • United States Court of Appeals for the Seventh Circuit
  • United States District Court for the N.D. Ohio
  • United States District Court for the S.D. Ohio
  • United States District Court for the Central District of Illinois

Education

  • University of Cincinnati College of Law, J.D. 2009
  • Miami University, Oxford Ohio, B.Phil., 2004

James A. Tate is a shareholder at Helmer, Martins, Tate & Garrett, where he represents individuals and businesses in complex litigation. His practice is particularly focused on representing whistleblowers under the False Claims Act. James works with whistleblower clients from all walks of life, including health care providers and administrators, pharmaceutical and defense industry employees, and others who work for government contractors or are aware of fraud against the Government. James has litigated False Claims Act cases for his entire career, in district and appellate courts across the country. He also represented the Relators in two False Claims Act cases— United States, et al., ex rel. Schutte, et al. v. SuperValu Inc., et al. (Case No. 21-1326) and United States, et al., ex rel. Proctor v. Safeway, Inc. (Case No. 22-111)—that resulted in a landmark, unanimous victory for his clients in the United States Supreme Court.

James has successfully represented clients who uncovered health care, defense contract, and other fraud schemes perpetrated against the federal government and the states by some of the biggest corporations. His work routinely puts him in high stakes litigation against the nation’s largest and most sophisticated law firms. James and his clients have recovered millions of dollars taken by fraud from the United States.

James is a graduate of the University of Cincinnati College of law. He served as the Editor-in-Chief of the University of Cincinnati Law Review for 2008–2009, and as an Articles Editor on the Human Rights Quarterly, 2007–2008. While in school, James also founded the U.C. Law student chapter of the ACLU, and worked as an extern for United States Senior District Judge Herman J. Weber of the Southern District of Ohio.

Recognitions

  • Firm listed in U.S. News Best Lawyers “Best Law Firms” 2011-2017 under categories of Commercial Litigation, Employment Law (Individuals), and Litigation (Eminent Domain & Condemnation)
  • 2009 recipient of the James B. Helmer, Jr. University of Cincinnati Law Review Prize as the most valuable member of the Cincinnati Law

Representative Cases

  • United States ex rel. Schutte, et al. v. SuperValu, et al. (C.D. Illinois) (Pharmacy Pricing)
  • United States ex rel. Proctor v. Safeway (C.D. Illinois) (Pharmacy Pricing)
  • United States ex rel. Magee v. Lockheed Martin Corp. (S.D. Mississippi) (Bid Rigging)
  • United States ex rel. White, et al. v. Mobile Care EMS & Transport, et al. (S.D. Ohio) (Non-emergency Medical Transport Billing)
  • United States ex rel. Tensmeyer, et al. v. United Energy Workers, et al. (S.D. Ohio) (Energy Employees Occupational Illness Compensation Program)
  • Herschel Moore v. Sterling Enterprises, Inc., et al. (Gallatin Co. Cir. Ct. Ky.) (Product Liability)
  • United States ex rel. Yarberry v. Sears and Kmart (S.D. Ill.) (Pharmacy Fraud/Kickbacks)
  • Reister v. Gardner (Butler County Ohio, 12th District Court of Appeals, Supreme Court of Ohio) (Complex Business Litigation)
  • United States ex rel. Lisa R. Hines v. VPA, P.C. (E.D. Michigan) (Health Care Fraud)
  • United States ex rel. Palmer v. C&D Technologies (E.D. Pennsylvania) (Government Contracts Fraud/Quality Control)

More Attorneys

B. Nathaniel Garrett

Most lawyers talk about fighting for justice. Nathaniel Garrett served his country to defend it. A decorated former Air Force JAG officer and federal prosecutor, Mr. Garrett now wages a different kind of battle—exposing corporate fraud. His whistleblower clients don't just get a lawyer; they get a battle-tested advocate who has stared down far worse than high-priced corporate defense lawyers.

Paul B. Martins

A former Army JAG trial prosecutor and criminal defense lawyer, Paul Martins has litigated and tried complex civil cases—including False Claims Act matters—across the United States since 1990. His experience in both military and civilian courts gives him a unique perspective and the strategic insight needed to challenge some of the nation’s largest defense firms.

James B. Helmer, Jr (In Memoriam 1950-2023)

Mr. Helmer’s decades of experience and record-setting results placed him among America’s premier trial lawyers. A pioneering force behind modern whistleblower legislation, he testified before Congress to help shape every key False Claims Act amendment since 1986. His legacy continues to guide our firm’s mission: to stand up for courageous whistleblowers, protect taxpayer dollars, and achieve just outcomes through relentless advocacy.

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