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

IRS announces inflation adjustments for tax year 2027
The adjustments include increases in the standard deduction, income tax bracket thresholds, and the child tax credit. The changes generally apply to returns filed in 2028.
Author: By Martha Waggoner
Posted: November 5, 2026, 9:40 pm
FASB proposes simpler approach for equity-linked contracts
Stakeholders have until Jan. 4 to comment on a proposal to simplify the application of guidance used to determine whether equity-linked contracts, such as warrants, should be considered indexed to an entity's own stock and potentially classified as equity.
Author: By Bryan Strickland
Posted: November 4, 2026, 7:37 pm
AICPA proposes ethics guidance for alternative practice structures
A public comment period on proposed changes to the AICPA Code of Professional Conduct will soon open after the AICPA’s Professional Ethics Executive Committee voted Tuesday to publish an exposure draft related to alternative practice structures, including those involving private-equity investment.
Author: By Bryan Strickland
Posted: November 3, 2026, 7:59 pm