About Us

Building Relationships

At Island Insurance Agency, LLC our goal is to make your insurance experience pleasant.  Thorough reviews, timely responses, courtesy calls and professional customer service is what you can expect from our boutique insurance agency. 

Mission Statement

​Our growth is dependent on continually developing positive customer relationships, sharing industry standards and best practices with our community and operating a business of integrity.  Through education we better understand obstacles and create opportunities and through good citizenship we strengthen the community in which we live and work.​

Our Approach

Each of our Nantucket Island insurance clients have a unique portfolio of assets and liabilities needing to be insured. We offer annual reviews, early renewals, extended hours and we can come to you in order to help you, your family and your business maintain the risk management program that is right for you.

Our Team

CEO - Nan Gilch

 Nan Gilch, founder of Island Insurance Agency, LLC first "washed ashore" Nantucket Island in 1995.  Her love of Nantucket and entrepreneurial spirit came together in early 2015 with the opportunity to serve the Nantucket Community with her education and experience of insurance.  Nan and her three boys are all active in Nantucket non-profits, sports and the Nantucket Island Community.  Nan serves as the Treasurer for the Friends of Nantucket Public Schools and serves on several other Nantucket non-profit committees.  Nan has her Bachelors of Science in International Business with an Associates in Accounting and is currently undertaking her National Property and Casualty Underwriters Certification for Commercial Business Insurance. 

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