Accounting And Tax Services for New York Businesses and Individuals
At Sundack CPA, we deliver full-spectrum accounting and tax services built for New York businesses and individuals who want clarity, compliance, and measurable results. Our CPA-led team combines deep financial expertise with practical industry insight—helping clients in Long Island, NYC, and across the metro area make smarter financial decisions year-round. Whether you’re managing daily bookkeeping, planning ahead for taxes, or resolving an IRS issue, we structure every engagement to protect your cash flow and strengthen your bottom line.
We understand that every business operates differently. That’s why our services are tailored to your goals—backed by modern cloud accounting tools, real-time reporting, and proactive tax strategies that keep you ahead of deadlines and audits. Explore our core service areas below to see how Sundack CPA helps simplify compliance and maximize after-tax profit for local business owners and professionals.
At Sundack CPA, your success is our priority. We’re not just expert CPA's —we’re your financial partners, committed to helping you grow and thrive.
Ready to see the Sundack CPA difference? Connect With Us Now!
Questions? Let's Connect
Expert Accounting & Tax Services for New York Businesses and Individuals
Sundack CPA provides complete, CPA-led accounting and tax solutions designed for growth-minded business owners and professionals across Long Island and the NYC metro area. Our team supports clients through every stage—startup, expansion, and maturity—by integrating proactive tax planning, accurate financial reporting, and year-round compliance management.
We don’t believe in generic service packages. Instead, we build customized accounting systems that fit your operations, industry, and cash-flow needs. From managing payroll and bookkeeping to defending audits and optimizing entity structure, every service we offer is designed to reduce risk and uncover savings.
Below, you’ll find a snapshot of our five primary service areas—each linked to a dedicated page with deeper details on what we do, how we work, and how we help New York business owners protect profits while staying fully compliant.
At Sundack CPA, your success is our priority. We’re not just expert CPA's —we’re your financial partners, committed to helping you grow and thrive.
Ready to see the Sundack CPA difference? Connect With Us Now!
Questions? Let's Connect
Accounting Services — Accurate Books, Actionable Financial Insight
Solid accounting is the foundation of every strong business decision. Our accounting services give New York business owners reliable books, accurate reporting, and a clear picture of financial health throughout the year. We handle reconciliations, general ledger management, monthly closings, and performance reporting so you can focus on operations—not spreadsheets.
Whether you run a retail store, medical practice, or service company, our CPAs tailor accounting systems that match your workflow and industry. We use secure cloud tools to simplify access and eliminate guesswork, ensuring every transaction is categorized and ready for tax season.
By maintaining precise, audit-ready financials, you’ll avoid compliance headaches and gain the clarity to plan strategically for growth.
Tax Planning Services — Proactive Strategy, Real Tax Savings
Effective tax planning isn’t about reacting at year-end—it’s about building a proactive strategy that minimizes liability before taxes are due. Sundack CPA helps New York business owners plan ahead with customized projections, quarterly reviews, and entity-level guidance that aligns with your cash flow and long-term goals.
Our team identifies every available deduction, credit, and timing opportunity to reduce your effective tax rate. We also monitor changes in New York State, NYC, and federal tax laws that can affect your business structure or filing requirements. Whether you operate as an S-Corp, partnership, or LLC, we design strategies that protect profits and ensure compliance all year long.
We’ll help you shift from reactive to strategic tax management—so you never overpay again.
Tax Preparation Services — Accurate, On-Time, and Audit-Ready
When it comes to filing, accuracy and documentation matter as much as timing. Our tax preparation services ensure that your business and personal returns are complete, compliant, and optimized for every available deduction. From organizing your year-end financials to e-filing state and federal returns, Sundack CPA handles every step with precision.
We prepare returns for corporations, partnerships, LLCs, and individuals across Long Island and the NYC metro area—making sure all supporting schedules and credits are properly applied. You’ll always know what’s been filed, why, and how it impacts your overall strategy.
Our CPA-led review process guarantees accuracy and minimizes the risk of penalties or audits. We make filing stress-free so you can stay focused on running your business.
Tax Resolution Services — Trusted Help When the IRS Comes Calling
If you’re facing tax notices, penalties, or an IRS audit, Sundack CPA provides the expert representation you need to protect your business and regain control. Our tax resolution services are built on experience, negotiation skill, and detailed compliance knowledge—helping clients throughout New York resolve tax issues efficiently and permanently.
We communicate directly with the IRS or state authorities on your behalf, review prior filings for errors, and create a clear plan to correct, appeal, or settle outstanding issues. Whether it’s unfiled returns, payroll tax debt, or installment agreements, our CPAs guide you through every step to achieve the best possible outcome.
We turn a stressful tax situation into a structured, manageable resolution process that helps you move forward confidently.
Payroll Services — Streamlined, Compliant, and Stress-Free
Payroll should run smoothly, not take over your week. Sundack CPA delivers full-service payroll solutions designed to keep New York businesses compliant with IRS, NYS, and NYC requirements—without the headaches of manual processing or missed deadlines.
We handle payroll tax filings, employee withholdings, and year-end reporting while integrating seamlessly with your bookkeeping system. Our team monitors wage law changes, tip credit rules, and multi-state compliance for employers with staff across boroughs or in remote roles.
Every payroll run is reviewed for accuracy by a CPA, ensuring proper tax deposits and timely filings. Whether you have two employees or two hundred, we help you pay confidently and stay penalty-free.
Build a Stronger Financial Future with Sundack CPA
Every financial decision—from hiring and payroll to tax filing—affects your long-term stability. Sundack CPA gives New York business owners the clarity and confidence to grow profitably while staying fully compliant. Our CPA-led team takes a proactive, year-round approach to accounting and tax management so you can focus on what matters most: running your business.
If you’re ready for accurate books, smarter tax strategy, and peace of mind during audit season, schedule a free consultation today. Let’s design an accounting system that works as hard as you do.
