
Practice Areas
- Consumer Products Development
- Data and Privacy
- Intellectual Property Litigation
- Intellectual Property Strategic Counseling
- Licensing
- Litigation
- Patents
- Patent Litigation
- Software Audits
- Trademark and Trade Dress Litigation
- Trademarks & Copyrights
- Trade Secrets and Unfair Competition
Admissions
- Arizona
- Illinois
- U.S. Court of International Trade
- U.S. District Court of Arizona
- U.S. District Court of Colorado
- U.S. District Court, Northern District of California
- U.S. District Court, Central District of California
- U.S. District Court, Southern District of California
- U.S. District Court, Northern District of Illinois
- U.S. District Court of Minnesota
- U.S. District Court of Montana
- U.S. District Court of Nevada
- U.S. District Court, Eastern District of Texas
- U.S. District Court of Vermont
- United States Patent and Trademark Office
- U.S. District Court, Western District of Washington
Greg Sitrick
Partner
Greg is a complex commercial litigator and seasoned trial lawyer, leading Messner Reeves’ national intellectual property litigation group from the firm’s Phoenix office. He has tried and resolved high-stakes commercial disputes involving civil disputes, patents, trademarks, trade dress, copyrights, trade secrets, and unfair competition for clients ranging from early-stage startups to multinational corporations. As lead and trial counsel, he has secured multimillion-dollar jury awards, including an $18 million damages award in the U.S. District of Arizona and a $17 million award in the Northern District of California. His courtroom experience spans preliminary injunctions through multi-week jury trials, where he is known for crafting innovative, business-focused strategies that advance clients’ objectives.
Greg’s legal skills span a wide range of matters, from minor disputes to high-stakes, bet-the-company cases. He represents clients at all levels, from early-stage startups to large multinational corporations. His hands-on approach and practical understanding of the law enable him to act as both a strategic business advisor and a skilled legal advocate.
As an inventor with his own patent, Greg is especially passionate about protecting inventors’ intellectual property. He is dedicated to helping clients leverage their IP assets, turning them into valuable business tools. With a natural ability to integrate sound business strategy with legal expertise, Greg provides guidance to his clients who want to prioritize their IP needs, develop long-term plans, and allocate resources efficiently.
His technical background further enhances his ability to advise clients across diverse industries. A degree in Electrical Engineering and previous work experience at Intelligent Resources Integrated Systems, U.S. Robotics/3COM, and MPC Products Corporation, provides him with hands-on experience with green-screen technologies, MPEG authoring technologies, and communications technology, such as modems and communication devices. Greg’s pre-law career also includes work with aeronautical/aerospace engineering technologies, including components and systems for fighter jets, space shuttles, commercial aircraft, military helicopters, tanks, and GPS-guided bombs.
- Northwestern University School of Law (J.D., 2003)
- Northern Arizona University (B.S.E.E., 2000)
- Major: Electrical Engineering
- Best Lawyers in America® 2018-2022 (Litigation – Intellectual Property)
- 2014 & 2019 BTI Consulting Group “Client Service All-Star”
- Trademark Star, IP Stars, Managing IP, Arizona & Nationwide (2024-present)
- Archery Trade Association
- Maricopa County Bar Association, Member, 2011-present
- Intellectual Property Law Association of Chicago, Chairman of Field Day Events, 2004 – 2005



