LAWYER PROFILE
David Attisani

David Attisani

USA 2026

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Ranked in 2 practice areas

About

Provided by Choate Hall & Stewart LLP

Practice Areas

David Attisani, a partner in Choate’s top-ranked Insurance & Reinsurance Group (#1 reinsurance and litigation firm according to Reactions and highly rated by Legal 500), assists insurers and reinsurers in problem-solving, shaping, and winning high profile disputes. Using the thoroughly personal and intense service style his clients value, David also provides evaluations of coverage, wordings advice, and market intelligence.

He has served as lead counsel with respect to the following industry-significant claims: COVID-19 BI and WC; NFL CTE; the California wildfires; 9/11 (WTC); “Obamacare”; life rate increase disputes; spousal continuation problems; Superstorm Sandy; Hurricanes Wilma, Katrina, Harvey; the Puerto Rico Hurricanes (Maria/Irma); the Las Vegas shooting; the “Big Dig” Tunnel Collapse; NY “reviver” molestation claims; Archdiocese of L.A., Society of Jesus, and other clergy abuse claims; Boy Scouts of America and school-related sex abuse problems; J&J talc exposures; the Nikita Levy/ Johns Hopkins “rogue” doctor case; and Sphere Drake.

David’s clients include global insurers and reinsurers Swiss Re, Munich Re, Endurance/Sompo, Chubb, Liberty Mutual, The Hartford, Berkley, Partner Re, The Andover Companies, Aeolus, Symetra, and MIIA.

Professional Memberships

Reinsurance editor of and a contributing author to the Appleman Insurance treatise (2012 to 2014);

Member of the faculty at ARIAS-US, the Excess & Surplus Lines Claims Association (nka, IACP), Mealey’s Reinsurance, ABIR (Association of Bermuda Insurers & Reinsurers), the ABA Insurance Coverage Litigation Midyear Meeting, Perrin Conferences (London 2012), the PWC/Hawksmere Reinsurance Congress (Bermuda) and other seminars;

Co-chair of the Spring 2012 ARIAS Meeting in Palm Beach, Florida, and the Fall 2006 ARIAS meeting in New York City;

Host of ARIAS Seminar entitled “Reinsurance Beyond APH: A New World Order” in March 2018;

Former special prosecutor in the Suffolk County (City of Boston) District Attorney’s Office, where he tried 19 cases to verdict;

Member of the New York, Massachusetts, Colorado, and American Bar Associations

Chambers Review

Provided by Chambers

Chambers Guide to the USA

Insurance - Massachusetts

Star Individual
Star Individuals

Individual Editorial

David Attisani is chair of Choate Hall & Stewart's insurance and reinsurance group. He enjoys a first-class reputation for his market-leading reinsurance practice, which incorporates cross-border litigation and arbitration.

Insurance: Dispute Resolution: Reinsurance - USA - Nationwide

Band 1
Band 1

Individual Editorial

David Attisani of Choate Hall & Stewart is regularly retained by market-leading reinsurers for representation in high-value disputes arising from natural and man-made disasters, among other matters.

Strengths

Provided by Chambers

  • No one possesses a more encyclopedia-type knowledge of reinsurance arbitrations than David.

    InsuranceChambers Guide to the USA
  • David Attisani is tenacious, always available and an expert in his field.

    InsuranceChambers Guide to the USA
  • David Attisani is an exceptionally smart litigator who is thoughtful, effective and gets results.

    InsuranceChambers Guide to the USA
  • David Attisani is probably the best reinsurance lawyer in the US. I absolutely trust his work, judgment and strategic thinking with respect to all aspects of litigation and arbitration.

    InsuranceChambers Guide to the USA
  • David is at the top of the market here based on his client roster, industry knowledge, respect and ability to take on any kind of dispute.

    InsuranceChambers Guide to the USA
  • David Attisani is tenacious, always available and an expert in his field.

    Insurance: Dispute Resolution: ReinsuranceChambers Guide to the USA

Ranked Individuals at Choate Hall & Stewart LLP (44)

Massachusetts

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