Hannah Horsley was a federal prosecutor for 28 years and has vast experience with complex trials and appeals. She represents individuals and organizations in criminal, regulatory, and civil matters. Recognized for her strategic ability and common sense, Hannah has tried several cases to verdict and built a reputation for composure and credibility in the courtroom. She has tried cases in Portland, Seattle, and San Francisco, and handled dozens of Ninth Circuit appeals.
Before joining Angeli & Calfo, Hannah served as the Chief of the National Security and Economic Crimes Unit at the U.S. Attorney’s Office for the District of Oregon, leading prosecutions and investigations of complex fraud, tax, cybercrime, public integrity, and environmental crime cases. She also oversaw the office’s grand jury practice and has unique expertise regarding grand jury investigations. Hannah previously served as an AUSA in the Northern District of California and the Western District of Washington.
Hannah is also an appellate specialist who previously served as the Appellate Chief at the U.S. Attorney’s Office for the Northern District of California. She has briefed and argued dozens of cases in the Ninth Circuit and provided legal advice on a wide array of federal criminal laws. After clerking for Judge Deanell Reece Tacha on the U.S. Court of Appeals for the Tenth Circuit, Hannah was an associate at Covington & Burling in Washington, D.C. where she filed an amicus brief in the U.S. Supreme Court and handled complex civil litigation involving insurance coverage, employment discrimination, and an MDL products liability case. She also provided regulatory advice regarding pharmaceuticals, medical devices, and biologics.
Representative Matters
Investment fraud prosecution against three former executives of Aequitas Management, LLC convicted for defrauding thousands of victims out of more than $350 million. Assisted with a six-week jury trial and successfully opposed the defendants’ appeals to the Ninth Circuit.
Prosecuted a residential mortgage broker, who was convicted of bank and wire fraud following a two-week jury trial, along with his recruiter and straw purchasers who filed multiple fraudulent loan applications. Successfully opposed defendant’s appeal to the Ninth Circuit.
Tax case against an attorney and her husband for an elaborate tax shelter conspiracy marketing sham trusts to clients, using bogus financial instruments to pay taxes and other financial obligations, and filing tax liens and lawsuits against IRS employees. Defendants were convicted following a two-week jury trial and then convicted again at a second trial for failing to surrender to serve their prison sentences.
Prosecuted a broker-dealer for tax evasion and assisted with a two-week jury trial. Obtained dismissal of defendant’s appeal in the Ninth Circuit.
Successfully appealed an order dismissing an indictment for alleged government misconduct by the U.S. Attorney’s Office and SEC in parallel securities fraud investigations. The Ninth Circuit reversed and reinstated the indictment.
Opposed defendant’s appeal of wire fraud convictions following a jury trial for a high-yield investment fraud conspiracy. The Ninth Circuit affirmed his convictions and sentence.
Prosecuted a commodities trading advisor for a fee scam that drained the entire value of the victims’ trading accounts and involved a two-week trial with complicated expert witness testimony.
Prosecuted an unlicensed tax preparer for identity theft of multiple farm workers and filing false tax returns in his clients’ names for his own financial benefit.
Prosecuted an art dealer who operated a Ponzi scheme through two art galleries on the Oregon coast.
Prosecuted importers and distributors for a scheme to fraudulently sell counterfeit Oakley sunglasses online.
Investment fraud prosecution of an international Ponzi scheme through the offshore First International Bank of Grenada that defrauded thousands of victims out of more than $200 million.
Prosecuted a former federal probation officer for violating the civil rights of multiple women by sexually abusing them while he was supervising their probation.
Prosecuted federal corrections officers and several inmates for bribery and smuggling heroin, tobacco, and other contraband into a federal prison. Involved a complex wiretap investigation, and a sensitive internal investigation.
Prosecuted the Executive Director of the Oregon Halfway House for embezzlement.
Prosecuted a tribal police officer for embezzling money that had been seized as evidence in a criminal case.
Prosecuted two defendants for their role in an international organized crime ring engaged in cyber fraud and money laundering in Eastern Europe, the United States, and Canada.
Opposed an interlocutory appeal from a discovery order by a third-party intervenor seeking to prevent disclosure of exculpatory documents in a criminal case based on privilege claims.
Opposed a rare Writ of Mandamus in the Ninth Circuit filed by a defendant trying to prevent collection of his DNA and its inclusion in a national database.
RICO prosecution of eight members of the Aryan Brotherhood prison gang for murder, attempted murder, and other violent crimes committed or ordered from inside Pelican Bay State Prison.
Jury trial against three gang members prosecuted for extorting a bar owner in San Francisco’s Japantown.
Three-week jury trial of heroin and methamphetamine traffickers who were part of large drug trafficking organization identified through multiple wiretaps.

