Full-service accounting, tax consulting, and financial strategy for individuals, small businesses, and corporations — personalized, accurate, and built for the long term.
Founded in 2002, Accounting and Tax Center, Corp has grown into one of the Greater Chicago Area's most trusted mid-size accounting and tax consulting firms. We serve a broad spectrum of clients — from sole proprietors and families to multi-entity corporations and nonprofits.
Our principals hold CPA credentials and IRS Enrolled Agent designations, ensuring you receive counsel that is both technically precise and strategically sound. We don't just file returns — we build lasting financial relationships.
Transparent, ethical guidance on every engagement.
Meticulous accuracy in every filing and report.
We answer calls and emails promptly — always.
Proactive strategies to help your wealth grow.
From day-to-day bookkeeping to complex IRS negotiations — we have the expertise your situation demands.
Individual (1040), business (1120/1120S/1065), trusts, and estates. Strategic year-round planning to minimize your tax burden legally.
Get StartedDaily, weekly, or monthly reconciliation. Certified in QuickBooks, Xero, and Wave. Clean books give you the clarity to make great decisions.
Get StartedFull payroll processing, W-2 and 1099 preparation, direct deposit setup, and ongoing state/federal labor law compliance monitoring.
Get StartedCash flow analysis, budgeting, KPI dashboards, profitability improvement, and CFO-level strategic guidance for growing businesses.
Get StartedFull defense before the IRS and state agencies. We handle all correspondence, negotiations, and Appeals — so you don't have to.
Get StartedOffers in Compromise, installment agreements, penalty abatement, Currently Not Collectible status, and Innocent Spouse relief.
Get StartedEntity selection (LLC, S-Corp, C-Corp), state registration, EIN procurement, operating agreements, and startup tax structure planning.
Get StartedForm 990 filings, state charitable registration, tax-exempt status maintenance, grant reporting, and fund accounting services.
Get StartedExpert handling of cryptocurrency, NFTs, DeFi, staking rewards, and mining income. Form 8949 and 1099-DA compliance specialists.
Get StartedWe're not a big-box tax chain. We're a dedicated team that learns your full financial picture and works proactively on your behalf year-round.
The highest credentials in the field — authorized to represent you before the IRS at all levels.
We proudly serve Russian-speaking clients with full fluency and cultural understanding.
You'll know your cost before we begin. No hourly billing surprises at year-end.
Upload documents, sign forms, and communicate with your accountant — all in one encrypted portal.
We're available beyond tax season. Questions, letters, audits — we're here when you need us.
"Accounting and Tax Center saved our manufacturing company over $48,000 in IRS penalties during a complex multi-year audit. Their preparation and professionalism were extraordinary."— David R., CEO · Chicago-area Manufacturing Company
From first contact to final filing, we make the experience seamless and stress-free.
We learn your situation, goals, and pain points — no commitment required.
Securely upload documents via our encrypted client portal or drop off in person.
Our CPAs review everything thoroughly and identify every opportunity available to you.
We walk you through all findings and deliverables before anything is filed or submitted.
We file on your behalf and remain available for any follow-up questions year-round.
Don't take our word for it — hear from the individuals and businesses we've served.
Oleg and his team saved our company over $48,000 in IRS penalties. True professionals who know exactly how to navigate complex tax situations.
I've used Accounting and Tax Center for 8 years. Always accurate, always explains everything clearly, and always available when I have questions.
They handled my complicated crypto tax situation perfectly — DeFi, staking, NFTs, the works. No one else in the Chicago area knows this space like they do.
Fast, reliable payroll every time — and when we had an HR compliance question at 9pm, they actually answered. That level of service is rare.
They got me out of a 5-year IRS nightmare with an Offer in Compromise I never thought possible. Worth every penny — I can finally sleep again.
Best financial decision I ever made for my boutique. They restructured our books, saved us on taxes, and now I actually understand my financials.
Quick answers to the questions we hear most often from new and returning clients.
Address100 Village Green, Suite 220
Lincolnshire, IL 60069
Phone(847) 962-5199
Office HoursMonday – Saturday
By Appointment Only
Fill out the form and we'll confirm your appointment within one business day.