O’Neill & Associates is a New York-based accounting firm specializing in comprehensive financial and tax-related services tailored to individuals, small businesses, and corporations. With over 35 years of experience, the firm has built a strong reputation for offering personalized and strategic financial guidance that aligns with each client’s unique goals. Their team of certified public accountants and enrolled agents provides expert tax preparation, IRS representation, and business consulting services rooted in accuracy and up-to-date compliance with state and federal regulations.

O’Neill & Associates is particularly known for its proactive approach to tax planning, helping clients maximize deductions and minimize liabilities throughout the year—not just at tax time. The firm also provides full-service bookkeeping and payroll solutions to ensure smooth financial operations for small and mid-sized businesses. Their commitment to transparency, client education, and personalized service has earned them high client retention and community trust.

Catering to a diverse clientele, O’Neill & Associates also supports nonprofit organizations and startups with specialized accounting services tailored to their unique reporting and compliance needs. The firm’s long-standing presence in the Massapequa area is marked by active involvement in the local business community and a commitment to helping clients achieve long-term financial success.

Website: http://www.oneilltax.com/

Key Services:

– Individual and business tax preparation
– Year-round tax planning and consulting
– IRS audit representation and tax resolution
– Bookkeeping and payroll processing
– Business entity formation and advisory
– Financial statement preparation
– Nonprofit accounting and compliance
– QuickBooks setup and support