What services does DWK Tax & Accounting offer?

DWK Tax & Accounting offers tax preparation and planning, bookkeeping, accounting, business advisory, and outsourced CFO services for individuals and small businesses in Wheaton, IL and DuPage County.

Where is DWK Tax & Accounting located?

DWK Tax & Accounting is based in Wheaton, Illinois, serving clients throughout DuPage County including Naperville, Glen Ellyn, Lisle, Downers Grove, and the greater Chicago suburbs.

Do you work with small businesses?

Yes. DWK Tax & Accounting specializes in serving small business owners, entrepreneurs, and growing companies who need more than basic tax compliance, including strategic advisory and fractional CFO support.

How do I schedule a consultation?

You can schedule a consultation by visiting https://dwkcpa.com/contact, calling (708) 369-0044, or emailing david@dwktaxaccounting.com.

Does DWK Tax & Accounting serve clients in Glen Ellyn?

Yes. DWK Tax & Accounting serves clients throughout DuPage County, including Glen Ellyn. Our office is in nearby Wheaton, just a short drive from downtown Glen Ellyn, and we offer virtual consultations for clients who prefer to meet remotely.

What CPA services are available to Glen Ellyn businesses?

Glen Ellyn businesses can access tax preparation, business tax returns, bookkeeping, small business accounting, payroll services, QuickBooks cleanup, IRS tax resolution, and fractional CFO services, all managed by a licensed CPA.

Do you work with Glen Ellyn residents for personal tax preparation?

Absolutely. We prepare individual tax returns for Glen Ellyn residents, including W-2s, 1099 income, investments, rental properties, and K-1s. Every personal return is reviewed by David Korzeniowski, CPA.

How far is your office from Glen Ellyn?

Our Wheaton office is just a few minutes from Glen Ellyn. Many Glen Ellyn clients choose in-person meetings, while others prefer our secure virtual option. Either way, you work directly with David, not a rotating staff accountant.

Can you help a Glen Ellyn business with payroll and bookkeeping together?

Yes. Because we manage payroll, bookkeeping, and tax preparation under one roof, your wage expense, payroll taxes, and financial reports stay consistent. Glen Ellyn businesses get a single advisor for the full back-office function.

Glen Ellyn, Illinois

CPA Serving Glen Ellyn, IL

Glen Ellyn blends a walkable downtown, long-established residential neighborhoods, and a growing base of professional service firms and small businesses near the College of DuPage corridor. DWK Tax & Accounting serves Glen Ellyn clients from our nearby Wheaton office, delivering CPA-level tax, bookkeeping, payroll, and advisory work with the direct, personal attention that larger regional firms cannot offer.

CPA Services for Glen Ellyn Clients

Individual and business tax preparation

S corp and business tax returns

IRS tax resolution and back taxes help

Monthly bookkeeping and accounting

Payroll processing and payroll tax filings

QuickBooks setup, training, and cleanup

Tax planning and year-end strategy

Fractional CFO and business advisory

Explore Our Services

Individual Tax Preparation Business Tax Preparation Tax Planning Bookkeeping Small Business Accounting Payroll Services IRS Tax Resolution

A Local CPA for Glen Ellyn

Glen Ellyn business owners and professionals deserve a CPA who understands the local economy, not a call center or a franchise tax kiosk. David Korzeniowski, CPA works with Glen Ellyn clients year-round, building the kind of continuity that turns tax compliance into a genuine financial advantage.

Whether you run a practice near downtown, a service business along Roosevelt Road, or simply need a trusted advisor for your personal taxes, you get direct access to a licensed CPA at every step.

Ready to Get Started?

(708) 369-0044Serving Glen Ellyn from Wheaton, IL

Why Choose DWK

A CPA Partner Who Invests in Your Success

Business owners choose DWK Tax & Accounting because they get direct access to a licensed CPA who understands their industry, their goals, and their numbers, not a revolving door of staff.

Licensed Illinois CPA

David Korzeniowski is a licensed Certified Public Accountant in the State of Illinois, not a seasonal tax preparer or a software dashboard. Every return is prepared and reviewed by a CPA who is accountable for accuracy and compliance.

Small Business Experience

8+ years working with contractors, restaurants, medical practices, law firms, e-commerce, real estate investors, and consultants across DuPage County. Industry-specific knowledge means better deductions and fewer surprises.

Year-Round Support

Tax strategy doesn't stop in April. David is available throughout the year for questions, planning conversations, and proactive adjustments, not just at filing season.

Proactive Tax Strategy

We plan ahead. Entity structure, timing, retirement contributions, and quarterly estimates are reviewed continuously so you keep more of what you earn, legally and strategically.

Personalized Planning

Every business is different. Recommendations are built around your specific circumstances, goals, and growth plans, never a generic template or a one-size-fits-all checklist.

Local & Accessible

Based in Wheaton, serving DuPage County and the western suburbs. You can call, email, or meet in person. No call centers, no overseas outsourcing, no account handoffs.

Meet David Korzeniowski, CPA Read Client Reviews View Success Stories

Frequently Asked Questions

S Corp vs LLC in Illinois How Often Should Bookkeeping Be Updated?

Also serving: Wheaton, Downers Grove, Lombard, Naperville, Winfield, Carol Stream, and throughout DuPage County.