Daniel D. Gagnon, CPA, P.C. is a full service accounting firm serving Ulster County and the Hudson Valley from our convenient location in historic Uptown Kingston NY. CPAs Dan Gagnon and his son David Gagnon are both members of the American Institute of Certified Public Accountants (AICPA) and the New York State Society of Certified Public Accountants.

We offer a variety of accounting services in Ulster County, Dutchess County, and the entire Hudson Valley for individuals and businesses including sole proprietorships, partnerships, and corporations. We also work with municipalties, school districts, banks, and financial institutions.

Financial Statements




Bookkeeping Services

Payroll Processing

Tax Preparation

Tax Planning

Highway Use Tax

Payroll Tax Services

Sales & Use Tax

IRS & NYS Tax Representation

QuickBooks Consulting


Strategic Business Planning

Entity Selection & Corporate/LLC Formation

Business Forecasting & Budget Development

Cash Flow Management/Loan Coordination

Gagnon CPA on FacebookOur entire firm is committed to helping our clients improve their long-term financial success in both their business and personal lives. Our customized programs are designed to assist both individual and business clients with an unprecedented level of personalized service and expertise.

We encourage you to explore our site and learn about the services we provide. Should you have any questions or would like more information about our firm or services, please feel free to send an email, call us at 845-331-3600, or visit our Contact Page. We look forward to hearing from you.