Laura Gannon, CPA is the founder of Gannon CPA, LLC. With over 20 years of experience helping businesses and individuals, Laura's passion is to help businesses grow and reach their full potential. Laura works primarily with closely held businesses as a trusted advisor.   


Laura keeps a strong pulse on industry trends and technologies and is a leader within her profession.  She works  proactively to improve the accounting profession for the next generation.  Working currently with other firm leaders in New England as conference chair on the MAP committee for the Massachusetts Society of CPA's.  She previously served on the Board of Directors of the Massachusetts Society of CPA's and the Audit Committee.  She has volunteered in her community as a soccer coach for many years, provided advisory and tax services to local non profits, and served for many years as Treasurer for a non profit raising money for people suffering with Huntington's Disease.


Laura spent several years working for a large regional public accounting firm that provided her with the skills and knowledge that fueled her passion and technological curiosity.  Prior to entering public accounting Laura worked in a tax law firm and for the Internal Revenue Service in both auditing and litigation support positions. She is a graduate of Bentley University with a Bachelor of Science in Accountancy.

Laura is married to Simon Dolan and has three children.  In her spare time, she loves to cook (and eat), read, play basketball, soccer, ski, hike with her dog, is obsessed with barre class, loves the beach and spending time outdoors.  

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Hannah Berkebile

Hannah is our client administrator. She keeps our client's books up to date and prepares our individual taxes.  She also guides our clients with our processess and technology.  

Hannah has been in the finance industry since 2011, where she began in banking, then moved into a small CPA.  She has also worked in the medical and dental industries.

Hannah is from Southern NH but currently resides in Tewksbury, MA with her boyfriend and their two children.  She enjoys camping, cooking, DIY projects and spending time with her family.

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Linus Cheng

Linus is our Staff Accountant. As a trusted advisor he is motivated by innovating ways to turn new insights that emerge into strategies helping businesses and individuals realize their potential.


Linus has been in the accounting industry since 2016, where he supported a global technology leader in an accounting and analyst position. Before entering accounting, Linus also has worked in sales for a Fortune 1000 company. He is a graduate of University of New Hampshire with a Bachelor of Arts in Business Administration.

Linus is born and raised in Southern NH and currently resides in Nashua, NH. He is the middle child sandwiched between two sisters. In his spare time he enjoys combatting food sustainability issues, fishing, cooking, skiing, and being outdoors.

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Samantha Marchand, CPA

Samantha is our Senior Accountant. She prepares and reviews tax returns as well as assisting in compiling financial statements and advising clients on tax issues.

She has worked in public accounting for 12 years. Her experience includes 8+ years in large national public accounting firms preparing tax returns and advising high net worth clients on complex tax issues as well as entity taxation for real estate clients and complex partnerships. She has spent the last several years in Florida working for a group of independent CPAs who specialize in jewelry clients, real estate partnerships and international tax issues as well as aiding small business clients on process and bookkeeping.


Samantha is a graduate of Northeastern University in Boston and originally from Tewksbury. Samantha is happily back in the Boston area to be closer to family and the area she loves. She loves New England day trips, seafood and the ocean.

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Jack Huggins

Jack is our accounting intern. He assists in our financial statement preparation, financial statement reviews, and preparing tax returns.

He is currently working towards his degree in Finance at Bentley University with a minor in Sociology. He has also worked in the customer service industry at a local franchise operation.


Jack is from Scituate and is the oldest of five siblings which gives him wisdom beyond his years. In his free time he enjoys skiing, cooking and baking, as well as watching and analyzing soccer.

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Gannon CPA, LLC is a woman-owned accounting firm located in Chelmsford, Massachusetts in the greater Boston area.  We utilize the latest technologies which allow us to serve clients anywhere.  We offer the highest professional standards and a personalized approach for your needs.


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