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 provides guidance on rollovers between retirement plans and IRAs
Use of the sample forms and proposed rollover procedures in the guidance is optional for plan sponsors.
Author: By Martha Waggoner
Posted: August 12, 2026, 5:20 pm
IRS staffing cuts delayed paper returns and refunds, report says
For most taxpayers, the 2026 filing season was normal, a government report says. Those who filed paper returns or relied on paper refund checks faced delays because of a smaller IRS workforce and technology problems.
Author: By Martha Waggoner
Posted: August 12, 2026, 5:14 pm
Final rule will eliminate BOI reporting for US entities
Treasury said a final rule will permanently end beneficial ownership information reporting requirements for U.S. companies and U.S. persons under the Corporate Transparency Act.
Author: By Martha Waggoner
Posted: August 12, 2026, 11:45 am