Mr Gregg LoCascio > Kirkland & Ellis LLP > Washington DC, United States > Lawyer Profile

Kirkland & Ellis LLP
1301 Pennsylvania Avenue, N.W.
Washington, D.C., 20004
United States


Gregg LoCascio is a leader of Kirkland & Ellis’ intellectual property practice and a member of the Firm’s Executive Committee. He has over twenty-five years of experience as a trusted counselor and courtroom litigator on complex intellectual property and technology issues. In addition to a record of jury trial wins in Federal and State Courts, he has also successfully appeared before the International Trade Commission, the Court of Appeals for the Federal Circuit, and the United States Patent Trial and Appeal Board.


University of Notre Dame Law School, J.D., 1995. Virginia Tech, B.S., 1992.

Lawyer Rankings

United States > Intellectual property > Trade secrets (litigation and non-contentious matters)

Fielding highly versatile teams working collaboratively across multiple cities, Kirkland & Ellis LLP’s formidable practice is especially renowned for its capabilities in business-critical technology disputes before both the state and federal courts. On the West Coast, the Bay Area-based Adam Alper is a seasoned patent and trade secrets litigator with a strong track record representing clients in the semiconductor, telecoms, and pharmaceutical arenas. In Los Angeles, IP trial lawyer Michael De Vries is widely regarded for his work in billion-dollar cases, defending the interests of various blue-chip technology entities, while Diana Torres’ recent highlights include trademark infringement suits and class action litigations in the automotive and cybersecurity sectors. On the East Coast, New York-based Dale Cendali is recommended for her expertise in copyright, internet, and advertising matters, while Washington DC-based Gregg LoCascio is an accomplished litigator in cases related to electrical and mechanical engineering. Also in New York, Claudia Ray is noted for her broad IP capabilities, ranging from pre-litigation strategizing to portfolio management. Chicago-based Gianni Cutri and the New York-based Joshua Simmons are also recommended.

United States > Media, technology and telecoms > Advertising and marketing: litigation

Kirkland & Ellis LLP is historically known for its involvement in high-profile advertising cases, in which the team showcases strong litigation skills at any level of justice and in multiple contexts, including the NAD and the National Advertising Review Board. In Chicago, practice head Ross Weisman has IP expertise and longstanding experience in advertising and promotions law, especially defending and challenging advertising claims in federal court under the Lanham Act. Also in Chicago, Robin McCue often co-leads on matters with Weisman and specializes in false advertising litigation. In Washington DC, Gregg LoCascio is particularly recognized for his technical capabilities. As a former staff attorney of the FTC, DC-based Richard Cunningham  is also a name to note in this area.

United States > Intellectual property > Patents: litigation (International Trade Commission)

A true force to be reckoned with, Kirkland & Ellis LLP‘s practice impresses with an excellent track record acting in ITC investigations, having secured several precedent-setting rulings. Washington DC duo Gregg LoCascio and Paul Brinkman and New York’s Gregory Arovas stand out as the key experts of the group, which continues handling ITC cases across a wide range of technologies. Additionally the group manages appeals and the enforcement of exclusion orders with US Customs and Border Protection. Christopher Mizzo, who is also based in Washington DC, is another name to note. Helena Kiepura left in June 2021.

United States > Intellectual property > Patents: litigation (full coverage)

Kirkland & Ellis LLP houses a stellar bench of experienced trial lawyers, including the New York-based Gregory Arovas, Robert Appleby, Joseph Loy, and Todd Friedman; James Hurst, Amanda Hollis, and Bryan Hales in Chicago; Michael De Vries and Ellisen Turner in Los Angeles; Adam Alper in San Francisco; Gregg LoCascio and John O’Quinn in Washington DC; and Jeannie Heffernan in Austin. Operating across the country, the practice is a preferred choice for major industry clients for a wide gamut of patent disputes, litigating cases before district courts, the Federal Circuit, the ITC, the PTAB, and the Supreme Court. The group has particular expertise in the semiconductor, telecommunications, technology, electronics and pharmaceutical industries.