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 & Assurance

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.

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Tax

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.

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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.

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Individuals

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.

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Tax, accounting, auditing news - Journal of Accountancy

FASB proposes several incremental improvements to GAAP
In addition to language tweaks, the proposed Accounting Standards Update includes clarifications related to estimates of expected credit losses and several other topics.
Author: By Bryan Strickland
Posted: September 2, 2026, 7:28 pm
IRS enforcement activity fell despite record tax collections, TIGTA says
Individual audit starts fell 30% in fiscal 2025, including a 27% drop among taxpayers with income above $400,000, as IRS staffing levels declined, TIGTA said.
Author: By Martha Waggoner
Posted: August 31, 2026, 7:31 pm
Why many Americans don’t retire on their own terms
A third of middle-class Americans believe they’ll work until at least age 70, an annual retirement survey shows. But more than half of retired respondents left the workforce before age 65, suggesting that retirement timing is often shaped by factors beyond workers' control.
Author: By Bryan Strickland
Posted: August 28, 2026, 12:04 pm