People

Catherine Malone Senior Associate

Orange County

Catherine represents individuals and companies across a broad range of industries in criminal, civil, and regulatory matters in federal and state court, and in investigations brought by the U.S. Department of Justice and U.S. Securities and Exchange Commission. She also maintains a robust pro bono practice.

Prior to joining Orrick, Catherine served as a law clerk to the Honorable Joel M. Carson of the United States Court of Appeals for the Tenth Circuit and the Honorable James A. Parker of the United States District Court for the District of New Mexico. Before law school, she worked in business advisory services at a public accounting firm in New York City.

Steven Malvey Partner

San Francisco

He conducts a broad federal tax practice in large corporate transactions and reorganizations, corporate finance and partnership, including pre-acquisition tax structuring. He also has substantial experience in executive compensation tax planning, exempt organizations and federal tax controversies, and has written on related tax topics.

Danielle Mangogna Of Counsel

Washington, D.C.

She analyzes filing obligations under the Hart-Scott-Rodino (HSR) Act and guides clients through the preparation and submission of premerger filings with the Federal Trade Commission and U.S. Department of Justice Antitrust Division, as well as simultaneously coordinating corresponding merger filings under competition laws across the globe.

Additionally, Danielle has counseled clients on antitrust risk allocation in transaction agreements, pre-closing activities including information exchanges, pricing and sales practices, trade association activity, the establishment of antitrust compliance policies and the preparation of responses to government-issued civil investigative demands and subpoenas in antitrust investigations. With more than two decades practicing as an antitrust counselor, she has advised clients on antitrust matters in an extensive range of industries, including energy, food and beverage, pharmaceutical, personal care, software, retail and telecommunications.

Robbie Manhas Partner

Washington, D.C.

Robbie has achieved significant victories in areas including patent law, statutory and regulatory interpretation, administrative law, and personal and appellate jurisdiction. He specializes in patent appeals before the Federal Circuit, where he has presented oral argument seven times. His winning arguments include a complete, precedent-setting victory for a leading tech company in an appeal and cross-appeal of a PTAB decision, where he secured affirmance of the PTAB's decision to strike down some patent claims and reversal of the PTAB's decision to uphold the remainder.

Robbie has represented clients across a wide variety of industries, including semiconductors and electronics, software, pharmaceuticals, agriculture, and sporting goods. His work has also involved a number of U.S. agencies, including the Patent and Trademark Office, the International Trade Commission, the Food and Drug Administration, the Federal Energy Regulatory Commission, the Department of Agriculture, the Department of Labor, and the Department of Veterans Affairs.

Before joining Orrick, Robbie was a lawyer at Wilmer Cutler Pickering Hale and Dorr LLP, where he was a member of its Appellate and Supreme Court Litigation, Intellectual Property Litigation, and Government and Regulatory Litigation groups. Before that, Robbie was a law clerk for the Honorable Richard G. Taranto of the Federal Circuit.

Lucy Mann Associate

London

Lucy has experience working on acquisitions, disposals and investments, primarily in the technology sector.

Conor Mannix Associate

Seattle

Conor's experience covers all facets of real estate, including acquisitions, dispositions, development, joint ventures, leasing, financing, easements, property management, and subdivisions. His practice is particularly focused on land development issues, such as negotiating site control documents, coordinating and mediating easement disputes, title insurance policies, and surveys, as well as coordinating a wide range of title curative work. Conor has successfully represented a diverse clientele, ranging from major institutional landlords to small businesses and individuals, helping them navigate their real estate needs with precision and care.