Our Leadership

Chairman, CEO and President

As Chairman, CEO and President, Jack Sennott oversees business operations for CapSpecialty and splits his time between the Hartford, CT and New York, NY offices. Prior to joining CapSpecialty in 2019, Jack was Senior Vice President and Chief Operating Officer of Alleghany Corporation and a longstanding member of the CapSpecialty Board. Bringing over 30 years’ experience to CapSpecialty, Jack has previously held positions as the Executive Vice President and Chief Corporate Strategy Officer of Allied World Assurance Company Holdings, AG from January 2010 to April 2012. Prior to that, from October 2008 to January 2010, Jack served as the Chief Operating Officer of Allied World Insurance Company, was the Chief Financial Officer and a member of the Board of Directors of Darwin Professional Underwriters, Inc. from March 2003 to October 2008.

jsennott@CapSpecialty.com | 212.804.6204

Chief Financial Officer

As Chief Financial Officer, Ryan Byrnes oversees financial operations and is responsible for producing accurate and timely financial results and projections for the directors and officers of CapSpecialty. Prior to joining in 2019, Ryan worked at investment management firms as an analyst covering North American insurance. Ryan is based in our Hartford, CT office and brings over 15 years’ experience to CapSpecialty.

rbyrnes@CapSpecialty.com | 860.494.4999

Chief Claims Officer – Specialty & Surety

As Chief Claims Officer – Specialty & Surety, Alona Croteau oversees the handling of claims for various lines of business, including Healthcare, Professional Liability and Surety. Alona joined CapSpecialty in 2018 with extensive experience in the management of claims across a variety of product lines, including medical professional liability, miscellaneous professional liability, management liability, general liability, subrogation and surety. Prior to her work in the insurance industry, Alona spent four years in private practice at a law firm specializing in the areas of surety and fidelity law. Alona brings her years of experience in the legal and insurance industries to her role at CapSpecialty and is based in our Hartford, CT office.

acroteau@CapSpecialty.com  |  860.494.4988

General Counsel

As General Counsel, Andrew Diaz-Matos is responsible for CapSpecialty’s legal, compliance, and regulatory affairs and oversees the Claims, Human Resources and Administration functions. Prior to joining CapSpecialty in November 2019, Andrew has held positions of increasing responsibility, most recently as Deputy General Counsel with responsibility for enterprise transactions, intellectual property and privacy. Andrew is based out of our Hartford, CT office and brings over 20 years of experience to CapSpecialty.

adiaz-matos@CapSpecialty.com | 860.494.4961

Head of Marketing and Distribution

As Head of Marketing and Distribution, Lynne Fletcher manages all of the marketing and distribution operations across all lines of business for CapSpecialty and is based in our Hartford, CT office. Lynne has more than 30 years’ experience in the insurance industry. Before joining CapSpecialty in 2016, she has held various senior level business development and marketing roles.

lfletcher@CapSpecialty.com | 860.494.4911

Chief Claims Officer – Property & Casualty

As Chief Claims Officer – Property & Casualty, Mary Haefer oversees the handling of claims for the Property & Casualty division including P&C Binding Authority, Construction and Environmental claims.  Prior to joining CapSpecialty in 2010, Mary held various claims positions increasing in responsibility and spent several years in private legal practice focusing on insurance defense. Mary also completed a federal judicial clerkship.  Mary is a Phi Beta Kappa graduate of Indiana University and received her JD from Marquette University School of Law.

mhaefer@CapSpecialty.com  |  608.829.4826

Chief Operating Officer and Chief Underwriting Officer

As Chief Operating Officer and Chief Underwriting Officer, Dan McGinnis, CPCU, RPLU, ensures our products are designed for peak performance in the market. Dan is also responsible for the production and profitability of the company’s P&C Binding Authority and Surety underwriting operations.

Dan brings over 20 years of experience as a senior insurance industry professional and is based in our New York, NY office.

dmcginnis@CapSpecialty.com | 212.561.5342

Head of Specialty Underwriting

As Head of Specialty Underwriting, Adam Sills is responsible for the production and profitability of the company’s underwriting operations for Professional Liability, Healthcare and Specialty Casualty, as well as Marketing and Distribution. Adam has presented at many national conferences including RIMS, PLUS, the McAfee Security conference and the Georgetown Law Cybersecurity Law Institute. Adam joined CapSpecialty in 2013 and brings over 15 years of experience to his role as Head of Specialty Underwriting. Adam is based in our New York, NY office.

asills@CapSpecialty.com | 212.561.5158

Chief Compliance Officer

As Chief Compliance Officer, Melanie Wilhelm is responsible for managing regulatory and corporate compliance for CapSpecialty. Melanie joined CapSpecialty in 2016 and has over 25 years of compliance experience. Prior to joining CapSpecialty, Melanie held senior level compliance roles at several commercial and specialty insurance companies.

mwilhelm@CapSpecialty.com | 860.494.4951

Join CapSpecialty’s Adam Sills, Andrew Charron and Sarhana Livingston on Tuesday, August 18th for a brief webinar on the impact of COVID-19 on Healthcare claims. Be sure to register here: https://bit.ly/3i3GgYO

@CapSpecialty