Office Chicago

455 N. Cityfront Plaza Dr.
NBC Tower, Suite 1600
Chicago, IL 60611-5314
O 312.670.7444 | F 312.670.8301

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ORBA is headquartered in NBC Tower in downtown Chicago. Our team of dedicated professionals is committed to providing exceptional audit, tax and advisory businesses, individuals and not-for-profit organizations. Whether you’re a local entrepreneur, a mid-sized company, or an established corporation, we’re here to support your financial success. Explore our comprehensive suite of services and contact us to discover how ORBA can become your trusted partner. 

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2023AMERICA'S BEST TAX AND ACCOUNTING FIRMS Forbes, 2021-2023 Rankings
TOP 100FIRMS TO WATCH Accounting Today, 2014-2024 Rankings
Top 200public accounting firms INSIDE Public Accounting, 2013-2023 Rankings
2023LARGEST ACCOUNTING FIRMS Crain's Chicago Business, 2011-2023 Rankings
2023TOP WORKPLACES USA Energage, 2020-2023 Rankings
2023TOP WORKPLACES The Chicago Tribune 2010-2016; 2020-2023 Rankings
GREAT LAKESRegional Leader Accounting Today, 2012-2024 Rankings
over40 years Of High Performing Service To Clients In Chicago & Beyond




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News & Events

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Firm News


ORBA Adds Salt Lake City Office to its Accounting, Tax and Advisory Practice: Experienced Local CPA, Darin Fullmer, to Manage
SALT LAKE CITY — Ostrow Reisin Berk & Abrams, Ltd. (ORBA), one of Chicago’s largest full-service accounting, tax and advisory firms, proudly announces the opening of its first office outside the Midwest in Salt Lake City, Utah.


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seminars & events


ORBA will gladly provide you with hard copies of the useful guides listed below. Select which guides you would like to receive and submit the form below.

  • Tax Pocket Guide
  • Tax Planning Guide
  • Records Retention Schedule
  • Auto, Travel & Business Log

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Forward Thinking
Forward Thinking