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

State and local governments will provide new information to financial statement users under a standard GASB issued that establishes accounting rules for accounting for interest cost incurred before the end of a construction period.
Posted: June 22, 2018, 5:20 pm
The ASU seeks to simplify accounting for grants and similar contracts awarded by governments to not-for-profits.
Posted: June 21, 2018, 9:35 pm
The U.S. Supreme Court on Thursday held that states can assert nexus for sales and use tax purposes without requiring a seller’s physical presence in the state.
Posted: June 21, 2018, 8:53 pm