21st State CPA LLC

Downers Grove’s Trusted Accountants & Tax Professionals

Whether you need business financial expertise or reliable tax support, 21st State CPA LLC is here to deliver personalized service throughout Downers Grove and the Chicago area.

Contact Us Today!

Transparent Fees

Clear, upfront pricing with no surprises

Easy Scheduling

Book a consultation online or by phone in minutes

Local Specialists

Chicago-area accountants with decades of experience
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+

Years of Experience

Who We Are

About 21st State CPA LLC

21st State CPA LLC has provided expert accounting and tax solutions to businesses and individuals across the greater Chicago region for years. Our dedicated team blends industry expertise with a client-centered approach, ensuring your finances are in trusted hands every step of the way.
Leading Certified Public Accountants Serving Downers Grove & Greater Chicago

Our Services

Accounting

Take control of your finances with expert accounting services tailored for your business. We provide...

Corporate Accounting

Gain clarity and control over your business finances with our expert corporate accounting services. ...

Bookkeeping

Keep your business finances organized and accurate with our comprehensive bookkeeping services. We m...

Accounts Payable

Streamline your business with reliable Accounts Payable services that boost accuracy, control costs,...

Accounts Receivable

Maximize your cash flow and reduce payment delays with our expert accounts receivable services tailo...

Payroll

Take the stress out of payroll with fast, accurate, and compliant payroll services from our trusted ...

IRS Representation

Secure peace of mind with our dedicated IRS Representation services. We stand between you and the IR...

Tax Preparation

Maximize your refund and guarantee compliance with professional tax preparation services from local ...

Tax Audit

Confidently navigate IRS or state tax audits with professional representation. Our experienced CPAs ...

IRS Letter Resolution

Take the stress out of IRS letters—get expert guidance and responsive solutions from trusted tax pro...
Our Service Area

Serving Downers Grove and The Surrounding Areas

Proudly serving Downers Grove, Chicago, and the surrounding suburbs, including Burr Ridge, Naperville, Schaumburg, and more.
What People Say

Customer Reviews

Prompt, friendly, and knew exactly what the issue was. Problem solved in no time.

Brian E.

They were recommended by a friend and totally lived up to it. Clean, fast, and reliable.

Samantha R.

They were excellent! Very helpful staff, and they came recommended by our neighbors.

James V.

Great experience from start to finish. On time, respectful, and got the job done right.

Amanda T.
Committed To Quality

Our Commitment to Excellence

We adhere to the highest standards of integrity and accuracy. Our highly qualified team ensures your accounting and tax needs are managed with the utmost professionalism and attention to detail.
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Get Financial Peace of Mind Today

Take control of your finances. Call 21st State CPA LLC now for a complimentary, no-obligation consultation.

Frequently Asked Questions

We offer a full range of accounting services, including bookkeeping, payroll, financial statement preparation, corporate accounting, accounts payable/receivable, IRS representation, tax preparation, tax audit support, and IRS correspondence resolution.

Absolutely. Protecting your personal and financial information is our top priority. All client data is handled with strict confidentiality and in compliance with professional and legal standards.

Typically, you should bring identification, copies of previous tax returns, W-2s, 1099s, documentation of deductions and credits, and any IRS correspondence. We’ll provide a checklist to ensure you’re fully prepared for your appointment.
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21st State CPA LLC
Take control of your finances. Call 21st State CPA LLC now for a complimentary, no-obligation consultation.

Monday – Friday: 8:30 AM – 5:30 PM
Saturday & Sunday: Closed

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