Local Accounting Expertise Near Downtown Naperville

As an accountant serving Naperville, IL, ACT Professional Services works with individuals and small businesses throughout Chicago’s western suburbs. Located nearby in Villa Park, our office provides convenient access for clients coming from downtown Naperville, Aurora Avenue, and neighborhoods along the DuPage River corridor.

ACT Professional Services offers tax preparation, bookkeeping, payroll, and business advisory services with the approachable guidance of your “local tax guy.” Whether you’re managing a growing small business or simply want reliable help with your taxes, our team provides practical financial support backed by real-world experience.

Tax Services

Individual Tax Preparation

We prepare accurate, IRS-compliant tax returns for individuals and families, maximizing refunds and minimizing stress, whether your situation is simple or complex.

Business Tax Preparation

From sole proprietors to corporations, we handle all business tax filings—including 1040 Schedule C, 1120S, 1120, and 1065—so you can focus on running your business, not crunching numbers.

Tax Planning & Advisory

We offer proactive tax planning all year long, helping you make smart decisions now to reduce your tax bill and avoid surprises next April.

IRS Compliance & Problem Solving

If you’re behind on taxes, facing an audit, or need to amend past returns, we can represent you before the IRS and resolve even the messiest situations—judgment-free.

Fiduciary & Estate Tax Returns

We prepare estate and trust tax returns, ensuring your family’s interests are protected and all legal requirements are met.

Non-Profit & Community Organization Tax Filings

We provide expert tax support for local nonprofits, handling Form 990 and other filings so you can focus on your mission.

Accounting & Business Services

Bookkeeping Services

Accurate bookkeeping, reconciliations, and financial reporting for small businesses that need organized financial records and reliable monthly insights.

Payroll Services

Payroll processing, payroll tax filings, and compliance support that helps local employers keep their teams paid accurately and on time.

Catch-Up & Ongoing Bookkeeping

Cleanup of past bookkeeping records and ongoing maintenance for businesses that have fallen behind or need consistent financial reporting.

Transaction Reporting

Detailed transaction classification and reporting that ensures every expense, payment, and deposit is accurately recorded in your accounting system.

Accounting Software Support

Guidance and troubleshooting for QuickBooks, Xero, and other accounting platforms used by Naperville businesses.

Monthly Financial Statement Preparation

Profit and loss statements, balance sheets, and financial reporting that help business owners understand performance and make informed decisions.

Naperville-Focused Service With Chicago Suburban Reach

ACT Professional Services works with businesses and families across Naperville, Aurora, Lisle, Wheaton, and surrounding communities throughout DuPage County. Many clients choose us because our Villa Park office is just a short drive from downtown Naperville, the Riverwalk area, and nearby business districts.



Our firm focuses on helping small business owners stay organized and financially confident. Many clients begin by hiring us for tax preparation, then expand into bookkeeping, payroll, or financial reporting as their businesses grow.

For individuals and families, we make tax filing straightforward and provide year-round guidance to help prevent surprises at tax time. For business owners, we handle the “homework” of accounting so they can focus on serving customers and growing their companies.