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ACG Tax Service Inc. specializes in tax, accounting, and business formation in Yonkers, NY. Whether you need to file back taxes or you're starting a new company, call us at (914) 331-0555 today.

Comprehensive Accounting and Tax Services in Yonkers, NY

Conveniently located in Yonkers, New York, just minutes from Cross County Center, our firm specializes in accounting, tax, and business formation services for both individuals and small to mid-sized businesses. With a deep commitment to personalized support and compliance, we’re dedicated to making your financial life simpler and more rewarding—whether you’re an established entrepreneur or someone just getting started.

Tailored Financial Solutions for Yonkers Residents and Businesses

Our core services are:

  • Business Formation: From selecting the right entity (LLC, S-Corp, C-Corp) to setting up your initial operations, we guide you every step of the way. Many clients begin with business formation and continue with our accounting and tax services for ongoing support.

  • Tax Preparation (Personal, Corporate, Sales): We handle taxes for individuals, corporations, and retailers, ensuring accurate, timely filings to keep you in compliance.

  • Bookkeeping & Accounting: Whether you run a small family business or manage a company earning up to $10 million in revenue, our local bookkeeping solutions keep your financials organized and accessible.

  • Back Taxes & Non-Filers: We excel at back tax resolution, helping those who’ve fallen behind regain compliance and peace of mind.

  • Tax Planning & Advisory: Beyond routine filing, our tax planning and advisory services offer proactive strategies to reduce liabilities, improve cash flow, and foster growth.

Additional services at ACG Tax Service Inc. include:


• Remote Accounting 
• Review of Financial Statement Chart of Accounts 
• Business Transaction Process Flow
• Review of Management Prepared Financial Statements
• Management Analysis of Financial Statements Compilations
• Financial Planning 
• Audit Assistance 
• Budget Preparation 
• Job Costing 
• QuickBooks Set-Up

Why Choose Alma Guzman and Her Team?

One of the biggest challenges people face when searching for a Yonkers accountant is finding someone who consistently provides top-tier service and communication. Alma and her staff prioritize customer satisfaction above all else, ensuring prompt, transparent communication and unwavering attention to detail. As members of the NATP (National Association of Tax Professionals) and Latino Tax Pro Association, ACG Tax Service Inc. stays on the leading edge of tax law—offering forward-thinking solutions to help you thrive.

Local and Accessible

Our office is just a short drive from Cross County Center, making it easy for busy professionals and business owners in the Yonkers area to drop by. If you’ve been searching “local tax firm” or “bookkeeping near me,” rest assured that we combine convenience with a personal touch. Whether you need individual tax help, corporate tax filing, or reliable tax advisory, you’ll find our commitment to your success in every interaction.

Contact us today at (914) 331-0555 or info@acgtaxservice.com to learn how our customized services can streamline your financial processes and empower you to reach your goals. Let us show you what it means to have a neighborhood-based partner genuinely invested in your financial well-being.