Schiff Hardin LLP was a national law firm with more than 300 attorneys practicing out of seven offices nationwide — Ann Arbor, Chicago, Lake Forest, New York, Newport Beach, San Francisco, and Washington, DC.^[2] It was a general practice firm serving corporate clients. In 2022, Schiff Hardin merged with Arent Fox to form the firm of ArentFox Schiff. ^[3]

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Schiff Hardin LLP

Headquarters	Chicago
No. of offices	7
No. of attorneys	more than 300
Major practice areas	General practice
Revenue	$227M [1]
Date founded	1864; 160 years ago (1864), in Chicago
Founders	Charles Hitchcock and Charles Dupee
Company type	Private
Website	www.schiffhardin.com

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The firm was founded in 1864 as Hitchcock & Dupee and ranked as one of Chicago's oldest law firms. In its early years, it represented the Chicago City Railway Company and Chicago Transit Authority.^{[citation needed]} In 1889, Hitchcock & Dupee gained Northern Trust as a client; the company continued to turn to Schiff Hardin for all legal advice until the Arent Fox merger. The firm acquired its current name in 2004.^[4]

Schiff Hardin opened a Washington, D.C. office in 1977. An office in New York City (1991) followed. 2002 brought a suburban Chicago office in Lake Forest. In 2007, the firm merged with Morgenstein & Jubelirer to open a San Francisco office, followed by an Ann Arbor, Michigan office in 2012.

• Chicago Board Options Exchange — In the early 1970s, the firm created the legal structure of the CBOE. In June 2010, the firm represented the Chicago Board Options Exchange, Incorporated in its approximately $3 billion demutualization transaction, in which the CBOE converted from a member-owned Delaware non-stock corporation to a Delaware stock corporation and wholly owned subsidiary of a new parent holding company, CBOE Holdings, Inc.^[5][6]
• United States of America v. Conrad M. Black et al.^[7] — The firm represented Mark S. Kipnis, the former general counsel of Hollinger International, Inc., in this highly publicized trial.^[7]
• People v. Harper^[8] — Schiff Hardin represented Julie Rae Harper, a woman wrongfully convicted and imprisoned for the murder of her young son, at her retrial. This case generated considerable media attention after ABC-TV's 20/20 program ran a show about the case.^[8][9][10]
• Animal Legal Defense Fund v. Woodley^[11] — In a case that received nationwide attention, the Animal Legal Defense Fund (ALDF), represented by Schiff Hardin's Animal Law practice attorneys and North Carolina counsel, obtained a full and final judgment in Animal Legal Defense Fund v. Woodley in a case involving animal hoarding.^[11]