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Mark Trunfio, CPA

Director

Top 5 Things to Know About Mark

  • Brings more than 30 years of tax experience
  • Advises high-net-worth individuals and closely held businesses
  • Provides strategic tax planning and compliance guidance
  • Has been a trusted member of the firm since 1995
  • Demonstrates a strong commitment to community service

Mark Trunfio brings decades of experience helping individuals and business owners navigate complex tax matters with confidence. As a Director in the firm’s tax practice, he works closely with high-net-worth individuals and closely held businesses, providing thoughtful guidance that helps clients manage tax obligations while supporting their broader financial objectives.

With more than 30 years of accounting and tax experience, Mark has developed deep expertise in both tax planning and compliance. His approach combines technical knowledge with practical insight, helping clients understand their options and make informed decisions. Since joining the firm in 1995, he has built long-standing relationships grounded in trust, responsiveness, and a commitment to delivering personalized service.

Clients value Mark’s steady guidance, attention to detail, and ability to provide clarity on complex tax matters. His experience and dedication make him a trusted resource for clients seeking both technical expertise and practical advice.

  • Tax Planning & Compliance
  • High-Net-Worth Individual Tax Services
  • Closely Held Business Advisory
  • Tax Strategy Development
  • Individual Tax Services
  • Business Tax Services

  • Master of Science in Taxation, Bentley University
  • Bachelor of Science in Accounting, Bentley University
  • Certified Public Accountant (CPA)

It is not the strongest of the species that survives, nor the most intelligent, but the one most responsive to change.

Outside of Work

Mark lives in Natick with his wife, Laura, and their daughter, Stephanie. He has a longstanding commitment to serving his community, having served as an elected official in Natick and as a volunteer EMT for the local fire department. Outside of work, he values giving back and staying involved in the community he calls home.

Ready to experience the difference?

Walter Shuffain is the brand name under which Walter Shuffain Advisors Inc. and WS CPAs P.C. provide professional services. Walter Shuffain Advisors Inc. and WS CPAs PC practice in an alternative practice structure in accordance with the AICPA Code of Professional Conduct and applicable law, regulations and professional standards. WS CPAs PC is a licensed independent CPA firm that provides attest services to its clients. Walter Shuffain Advisors Inc. and its subsidiary entities, which are not licensed CPA firms, provide tax, advisory, and other non-attest services to its clients. The entities are independently owned and governed and are not liable for the services provided by any other entity providing the services under the Walter Shuffain brand. Our use of the terms “our firm” and “we” and “us” and terms of similar import, denote the alternative practice structure conducted by WS CPAs PC and Walter Shuffain Advisors Inc.
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