Back to top

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)


Jeremy Held, CPA is the Tax Manager with over 14 years of experience in federal government contract audit compliance and consulting, cost accounting and personal business income tax preparation. He specializes in tax planning and tax return preparation as well as providing Internal Revenue Code interpretation services to small businesses and high net worth clients. Prior to joining Sean F Murphy CPA, LLC, Jeremy spent 4 years as a Senior Analyst with the Department of Defense (DoD), Defense Contract Management Agency and focused on matters relating to Cost Accounting Standards (CAS), incurred cost audits, forward pricing rates and the contractor business systems. Prior to that, he spent over 2 years as a consultant with Ernst & Young's Fraud Investigation & Dispute Services, Government Contact Services practice. He assisted clients primarily in the manufacturing industry on matters relating to contractor business systems, CAS, disclosure statements, FAR 31 Cost Principles, forward pricing and indirect cost allocations. Jeremy began his career as an auditor with the DoD, Defense Contract Audit Agency where he spent nearly 8 years auditing defense contractors throughout New England.

Memberships: American Institute of Certified Public Accountants (AICPA)

                           National Defense Industrial Association (NDIA), New England Tresurer and                            Director


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


Mary Babigian, CPA joins Sean F Murphy CPA, LLC having over 25 years’ experience in public accounting, corporate accounting, and consulting.  Prior to joining Sean F Murphy CPA, LLC, Mary spent 11 years at a Financial Services firm specializing in tax planning and preparation, accounting services, and financial planning.   Prior to that, Mary worked in corporate finance at Staples, Inc. as a senior accountant in the Gross Margin/Inventory Control group during the company’s rapid growth years as a public company.  Mary began her career as an auditor for Arthur Andersen & Co. in Boston.  She worked in the Emerging Business Division performing audits of financial statements, preparing corporate taxes and drafting management discussion and analysis reports of businesses ranging from initial startups to initial public offerings.  

Memberships: American Institute of Certified Public Accountants (AICPA)  



Yaron Arzi, CPA

Yaron is a Senior Tax Accountant with 20 years of bookkeeping experience. Yaron joined the firm in January 2018. He specializes in preparation of financial statements including audits, reviews, and compilation reports, as well as tax return preparation. He received his Master’s in Accounting degree from Suffolk University in 2015. He received his CPA license in 2018

Memberships: Massachusetts Society of Certified Public Accountants (MSCPA) American Institute of Certified Public Accountant (AICPA)