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.

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

The AICPA issued a new working draft that discusses helpful considerations for broker-dealers implementing FASB’s new revenue recognition standard.
Posted: December 15, 2017, 6:00 pm
The FASAB issued a proposal that’s designed to protect national security information from being disclosed in publicly issued financial reporting by federal agencies.
Posted: December 15, 2017, 4:45 pm
The IRS issued the standard mileage rates for business, medical and moving expenses incurred in 2018.
Posted: December 14, 2017, 10:30 pm