Press Releases Crain’s Chicago Business Ranks ORBA Among ‘Chicago’s Largest Accounting Firms’

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10.12.15

CHICAGO — Ostrow Reisin Berk & Abrams, Ltd. (ORBA), a full-service accounting, tax and consulting firm, has been ranked as one of the largest accounting firms in Chicago, according to an annual survey published by Crain’s Chicago Business.

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CHICAGO — Ostrow Reisin Berk & Abrams, Ltd. (ORBA), a full-service accounting, tax and consulting firm, has been ranked as one of the largest accounting firms in Chicago, according to an annual survey published by Crain’s Chicago Business. ORBA ranks 17th in this year’s list of the largest accounting firms in the Chicagoland area.

The Largest Accounting Firms survey, published in the September 28 issue of Crain’s Chicago Business, is calculated based on a year-over-year analysis of the size of local professional staff as of June 30.

The list of 24 firms range in size from 4,148 to 70 professional staff in the six-county area of Cook, DuPage, Kane, Lake, McHenry and Will Counties.

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Ostrow Reisin Berk & Abrams, Ltd. (ORBA) is a full-service accounting, tax and business consulting firm located in downtown Chicago serving privately-held companies, individuals and not-for-profit organizations. ORBA’s Certified Public Accountants have experience with accounting and assurance, business advisory services, financial and estate planning, fraud investigation, tax, litigation, and mergers and acquisitions. With some of the highest levels of direct client involvement in the industry, ORBA is where clients go to build long-standing, meaningful and successful relationships with resourceful, proactive business and tax advisors. For more information, visit www.orba.com, subscribe to our blog, www.orbablog.com, or connect with us on LinkedIn.

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08.11.25

ORBA Ranked as a 2025 Top 200 Firm by INSIDE Public Accounting
CHICAGO — ORBA, one of Chicago’s largest public accounting firms, has once again been recognized as a 2025 IPA Top 200 Firm by INSIDE Public Accounting (IPA). This marks the eleventh time since 2013 that ORBA has made the list of the country’s top firms. In the IPA’s annual report, ORBA is ranked #113, climbing five spots higher than last year, and is the highest ranked of the six Illinois firms on the Top 200 list.

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