Alexander G. Henlin


Locations: Concord, NH & Needham, MA
Phone: 603-223-2800
Fax: 603-226-2404

Areas of Practice

Insurance Coverage Law
Bad Faith Insurance Law
Financial Institutions and Services Litigation

Mr. Henlin is a member at Sulloway & Hollis and former the co-chair of the firm’s Insurance and Reinsurance Group.  For more than fifteen years, he has counseled and represented insurers and reinsurers in arbitrations, litigation, and alternative dispute resolution proceedings.  He has served as appellate counsel in multiple proceedings in federal and state courts in Massachusetts, New Hampshire, and New York.

Mr. Henlin brings a pragmatic approach to complex insurance-coverage questions.  He has deep familiarity with both primary and excess-layer insurance programs, covering both first-party and third-party exposures.  He regularly writes and presents on issues affecting coverage under general liability, D&O, E&O, and professional liability insurance policies, including emerging risks.

Mr. Henlin has represented both cedants and reinsurers in arbitration proceedings under both facultative certificates and treaty programs.  He regularly counsels both ceding and reinsuring companies about their rights and obligations. 

Mr. Henlin has several years’ experience defending consumer financial claims against lenders and loan servicers. He has successfully defended his clients before both trial and appeals courts in Massachusetts, New Hampshire, New Jersey, and New York, in addition to negotiating amicable resolutions to dozens of other claims.

Year Joined Firm


Areas of Practice

Insurance Coverage Law
Bad Faith Insurance Law
Financial Institutions and Services Litigation

Bar Admissions

New Hampshire
New Jersey
New York
U.S. Supreme Court
U.S. Court of Appeals for the Federal Circuit
U.S. Court of Appeals for the First Circuit
U.S. Court of Appeals for the Second Circuit
U.S. District Court District of Connecticut
U.S. District Court District of Massachusetts
U.S. District Court District of New Hampshire
U.S. District Court District of New Jersey
U.S. District Court Southern District of New York
U.S. District Court Eastern District of New York


Georgetown University Law Center, Washington, D.C.
J.D. – 2004
Georgetown Law Journal: Executive Articles Editor

Georgetown University, Washington, D.C.
A.B., magna cum laude – 2001
Major: Government and History

Professional Associations and Memberships

American College of Coverage Counsel, Fellow
International Association of Defense Counsel
Massachusetts Insurance and Reinsurance Bar Association, 2009 – present; President 2017-2018
New Hampshire Bar Association, 2005 – present

Professional Presentations

Presenter – “Cryptocurrency 101,” IADC (Feb. 2020)
Presenter — “Money Makes the World Go Round: Crypto-Currency and Evolving Cyber Risks,” DRI (Nov. 2019)
Presenter – “Current Issues Facing Directors and Officers and Their Insurers,” ARIAS-US (Dec. 2015 webinar)
Speaker – “Current Trends in Property Reinsurance” – Massachusetts Reinsurance Bar Association Annual Symposium – Boston, MA (Oct. 2014)
Presenter – “Coverage for a Ponzi Scheme?” – Professional Officers and Directors Liability Committee of the Tort Trial and Insurance Practice Section of the American Bar Association – Boston, MA (August 2014)

Published Works

Alexander G. Henlin and Robert A. Whitney, Some Basics of Reinsurance Right-to-Associate & Claim Control Clauses, DRI Magazine – Covered Events, December 2021

John D. Hughes & Alexander G. Henlin, Judicial Treatment of Coverage for Disgorgement and Restitution Settlements, PLUS JOURNAL, Apr. 2015, at 2-3, 13.

Joshua P. Broudy & Alexander G. Henlin, Changing the Rules, BEST’S REVIEW, Nov. 2014, at 1-3.

Rich McCarthy & Alexander G. Henlin, Coverage for ‘Additional Insureds’ Under Subcontractor Liability Policies, 23 WESTLAW JOURNAL – INSURANCE COVERAGE. 29 (Apr. 26, 2013).

Joshua P. Broudy & Alexander G. Henlin, Preparing for Contingent Business Interruption Claims in the Wake of Superstorm Sandy, 8 MEALEY’S LITIGATION REPORT: CATASTROPHIC LOSS. 5 (Feb. 2013).

Mary-Pat Cormier & Alexander G. Henlin, Cleaning Up in the Wake of a Ponzi Scheme: Insurance Coverage for Financial Crime Claims, BLOOMBERG LAW, Feb. 27, 2012, at 1-5.

Marc S. Voses & Alexander G. Henlin, The Strategic Importance of Rule 24: Judicious Use of Intervention to Assist in the Resolution of Insurance Coverage Cases, INSURANCE & REINSURANCE REVIEW (Sept. 2011).

William N. Erickson & Alexander G. Henlin, Understanding Extra Expense, 45 TORT TRIAL & INSURANCE PRACTICE LAW JOURNAL 1-30 (Fall 2009).