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About Us

Sean F Murphy, CPA is the managing partner with over 25 years of experience. Sean provides personal and business consulting, accounting, tax planning and tax services to companies in a variety of industries including real estate, professional services, construction, not-for-profit and retail. He also specializes in complex tax issues.

Memberships: Massachusetts Society of Certified Public Accountants (MSCPA)

                           American Institute of Certified Public Accountants (AICPA)


Mary Todesco joined Sean F Murphy CPA, LLC with having over 33 years’ experience. Prior to joining the Sean F Murphy CPA, LLC team, she was the Operations Manager for one of the largest hockey camp organizations in the world overseeing all budgets, forecasts, registrations and customer relations for over 7,000 campers. Prior to that, she was the controller of a large travel plaza, managing all employees and handling all accounting aspects for that organization. Mary has also owned and operated a local home heating oil distribution company for over 21 years, supervising employees and managing all the financial components which come with being a small business owner.

Memberships: QuickBooks Pro Advisor

Skills: Thomson Reuters CS Suite Products

           Microsoft Excel, Word

           Sage Accounting

           Active Network Registration Software



Kara Psathas, CPA is the Audit Manager, with 10+ years of professional experience providing auditing, accounting, and business consulting services to for-profit and non-profit organizations. She specializes in financial statement presentation for compilations, reviews and audits; design and implementation of internal control; compliance audits (such as Uniform Guidance/A-133), and is highly knowledgeable of generally accepted accounting principles (GAAP). Specific industry experience includes, but is not limited to, technology, research facilities, hospitality, manufacturing, travel, real estate, non-profit organizations, and private foundations.  Kara has a B.A. in Accounting and an M.B.A. from Assumption University (formerly Assumption College).

Memberships: American Institute of Certified Public Accountants (AICPA)