About Us

We have many years of experience. We are members of the American Institute of Certified Public Accountants, the Massachusetts Society of Certified Public Accountants, New Hampshire Society of Certified Public Accountants and The National Society of Accountants.

Partners:

Jonalyn Sullivan is a graduate of the University of Massachusetts – Lowell where she received her Bachelor of Science degree with a concentration in accounting. She holds a Master’s of Science degree in Taxation from Bentley College. Jonalyn is a CPA with over 17 years of experience. Prior to co-founding Sullivan and Gannon, LLC, she had practiced in public accounting at both large regional and local firms. Jonalyn also spent a few years working in corporate finance which has aided in her understanding of the daily operations and struggles facing companies.

Laura Gannon is a graduate of Bentley College with a Bachelor of Science in Accountancy. She is a CPA with over 17 years of experience. Prior to co-founding Sullivan and Gannon, LLC, Laura practiced in public accounting, working for both large regional and local firms. Prior to public accounting she worked in a tax law firm and for the Internal Revenue Service in both auditing and litigation support positions. Laura currently serves as Treasurer and on the Board of Directors of United We Stand for Jason, Inc.

To contact us:

lgannon@sullivangannoncpas.com
jsullivan@sullivangannoncpas.com