Crain’s Chicago Business Ranks ORBA Among Chicago’s Largest Accounting Firms

Ostrow Reisin Berk & Abrams, Ltd. (ORBA), a full-service accounting, tax and business 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. This year, ORBA ranks as the 18th largest accounting firm in the city. 

The Largest Accounting Firms survey is calculated based on an annual analysis of the size of local professional staff as of June 30.

The list of 25 firms range in size from 76 to 4,663 professional staff members in the Chicago metropolitan area, including Cook, DuPage, Lake and Will Counties, among others.