Hallisey & D’Agostino, LLP is a full-service public accounting firm offering a wide array of accounting, tax, and advisory services to individuals and small to mid-size closely-held businesses located throughout Connecticut and the surrounding areas.

Accounting & Financial Reporting

Whether it’s assisting with routine bookkeeping issues or advising on a complex transaction during an audit, we have the skills and resources necessary to help you produce accurate, high-quality and timely financial information.

Tax Planning & Compliance

Tax laws and regulations are in a constant state of flux and we recognize that in addition to experience, staying up-to-date on current developments is critical in creating a comprehensive tax strategy.

Business Advisory

From start-ups to established enterprises, businesses at every phase need sound advice to navigate operational challenges, succession planning, and an ever-changing regulatory landscape.


Achieving your financial goals and ultimately a secure retirement requires discipline and the right mix of personalized wealth accumulation and preservation strategies, including tax minimization and trust & estate planning.

Journal Of Accountancy News

Latest News from Journal Of Accountancy

Members of AICPA’s governing Council voted down a motion on Sunday that would have suspended and opened additional study of expanded eligibility for the Accredited in Business Valuation (ABV) credential.
Posted: October 22, 2018, 12:34 am
IRS guidance clarifies what it means to claim a personal exemption deduction.
Posted: October 18, 2018, 7:06 pm
The Securities and Exchange Commission cautioned public companies to be on the lookout for a class of cyber-related fraud called “business email compromise.”
Posted: October 16, 2018, 6:00 pm