Gary DellaPosta

205 Worcester Ct., Suite 1B, Falmouth | 508.540.3683 | dellapostacpa.com


As the principle in a full-service accounting firm licensed in Massachusetts, Gary DellaPosta offers a broad range of services for business owners, executives and independent professionals.

Founded in 1982 by Mr. DellaPosta, the Falmouth firm services more than 175 businesses and 550 individuals on Cape Cod, Martha’s Vineyard and Southeastern Massachusetts. Their portfolios range in size from $100,000 to $85 million in revenue and span a wide variety of professions.

Mr. DellaPosta, a certified public accountant, leads his team from experience. A graduate of Bryant University, he is a member of the American Institute of CPAs and the Massachusetts Society of CPAs.  In addition to providing accounting, tax and advisory services to individuals and businesses, he also provides litigation support to attorneys and has been recognized as an expert in numerous Massachusetts’ courts. 

In the community, he serves on corporate and nonprofit boards, including the  Barnstable County Mutual Insurance Co., the Cooperative Bank of Cape Cod and the Falmouth Service Center. 

For years he has awarded the Gary DellaPosta CPA & Business Advisors Scholarship to local students entering their junior year in college.

Gary Sheehan, president of Cape Medical Supply in Sandwich, says of Mr. DellaPosta, “We utilized Gary for several years for reviewed financial statements and grew very comfortable with his expertise, attention to detail, communication skills and timely follow-up. …Ultimately we made the decision to bring Gary and his firm on to handle the full scope of our business and personal accounting needs.”