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In January 2011, Mark Bennett joined the law firm after having served eight years as Hawaii's (appointed) Attorney General.  Prior to that, he was for twelve years a partner in a major Hawaii law firm specializing in complex litigation.  He also spent nine years as an Assistant United States Attorney in Hawaii and Washington, D.C., trying major criminal and civil cases on behalf of the United States. Mr. Bennett concentrates his practice in the areas of complex litigation, appellate litigation, antitrust, and government relations. 

Mr. Bennett holds Martindale-Hubbell's highest possible professional rating (AV) given to him by other legal professionals based on their knowledge of his work, reputation and integrity. Mr. Bennett has been selected for inclusion by his peers in Best Lawyers in America for the practice areas of Antitrust Law, Antitrust Litigation, Appellate Practice, Environmental Litigation, Insurance Litigation, Government Contracts and Commercial Litigation.  Mr. Bennett has been selected for inclusion to the Top Listed, Top 25 Hawaii Super Lawyers list, and recognized by Chambers and Partners USA Directory of Leading Lawyers for Business for the category, Litigation:  General Commercial. Mr. Bennett is recognized as a Litigation Star by Benchmark Litigation and Benchmark Appellate.

Mr. Bennett is a Fellow of the American College of Trial Lawyers, has first-chaired many complex jury trials, and has personally negotiated settlements and complex arrangements involving up to and including $1 billion.

As an appellate attorney, Mr. Bennett has argued and briefed scores of cases before the United States Court of Appeals for the Ninth Circuit and the Hawaii Supreme Court, and has twice successfully argued before the Supreme Court of the United States in Hawaii v. Office of Hawaiian Affairs, 556 U.S. 163 (2009), and Lingle v. Chevron, 544 U.S. 528 (2005).

Mr. Bennett has litigated complex antitrust matters and provided detailed antitrust advice to clients.  While Hawaii's Attorney General, Mr. Bennett was Chair or Co-Chair of the National Association of Attorneys General Antitrust Committee and Executive Working Group for Antitrust. 

In 2009, Mr. Bennett received a United States Department of Justice National Leadership Award, in 2007 he received the Hawaii Law Enforcement Elwood J. McGuire Award for Contributions to Law Enforcement and was inducted in the Hawaii Joint Police Association Hall of Fame, and in 1986 he received a Special Achievement Award from the Attorney General of the United States.



Practice areas


  1. Litigation: 100%

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Contact info

Starn O'Toole Marcus & Fisher

733 Bishop Street, 19th Floor
Pacific Guardian Ctr., Makai Twr.
Honolulu, HI, 96813-4022


We have not found any instances of professional misconduct for this lawyer.
Avvo contributions
Legal answers
Award nameGrantorDate granted
Antitrust LawBest Lawyers in America2013
Appellate PracticeBest Lawyers in America2013
Commercial LitigationBest Lawyers in America2013
Commercial LitigationChambers & Partners USA Guide2012
StarBenchmark Appellate2012
StarBenchmark Litigation2012
Business Litigation, Top 25Super Lawyers2011
National Leadership AwardU.S. Department of Justice2009
Hawaii Law Enforcement Elwood J. McGuire AwardState of Hawaii2007
Hall of FameHawaii Joint Police Association2007
Special Achievement AwardAttorney General of the United States1986
AV Preeminent 5.0 out of 5 Peer Review RatedMartindale-HubbellN/A
ListedBar Register of Preeminent LawyersN/A
Work experience
TitleCompany nameDuration
DirectorStarn O'Toole Marcus & Fisher LC2011 - Present
Attorney GeneralState of Hawaii2003 - 2011
Association namePosition nameDuration
American College of Trial LawyersFellowN/A
Hawaii Chapter of American Judicature SocietyBoard of DirectorsN/A
School nameMajorDegreeGraduated
Cornell Law SchoolLawJD - Juris Doctor1979