Jon Cieslak

Cooley LLP

Jon Cieslak is an attorney at the law firm Cooley LLP focusing his practice on matters such as complex business litigation, white collar & regulatory defense, criminal defense, antitrust & unfair competition litigation, commercial class action litigation, consumer class actions, false claims act, and commercial contracts disputes.

His clients include companies and individuals facing criminal sanctions in state and federal court in matters such as the Sherman Act prosecutions & investigations, criminal fraud, and the False Claims Act.

He has brought positive outcomes for his clients in several high profile cases. He has represented corporate executives, big corporations, and government officials in noteworthy cases.

He has obtained dismissal of all claims against his client PRIDE Industries in a case where the competitor alleged antitrust conspiracy in government procurement program.

Jon Cieslak has successfully defended Airline Tariff Publishing Co. against such claims that it conspired with three major airlines to raise prices on flights. He defeated a preliminary injunction and obtaining dismissal of the complaint in this case.

While defending a government contractor in False Claims Act prosecution, he negotiated the deferred prosecution agreement and won dismissal of all charges.

Attorney Cieslak has obtained the membership of professional associations such as American Inns of Court, San Diego County Bar Association, and State Bar of California.

He has represented a corporate executive on a motion to withdraw guilty plea related to money laundering prosecution in a contested evidentiary hearing and obtained withdrawal of guilty plea as well as the dismissal of all charges against his client.

Before joining his current law firm in 2011, he served as a judicial law clerk to the Honorable Judge Jeffrey T. Miller at the US Southern District Court of California from 2009 to 2010.

He attended the University of California Los Angeles School of Law. While studying there, he served as articles editor of the UCLA Law Review and obtained his Juris Doctorate in the year 2009.

Jon Cieslak also won the Sanford M. Gage Award for excellence in evidence, torts, and trial practice. He completed his ABA from Princeton University in 1999.


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What types of cases Attorney Jon Cieslak & Cooley LLP can handle?
Cooley LLP can handle cases related to laws concerning Litigation, Class Action, White Collar Crime, Antitrust & Trade. We manually verify each attorney’s practice areas before approving their profiles and reviews on our website.
Where is Cooley LLP located?
Cooley LLP is located at 4401 Eastgate Mall, San Diego, CA 92121, USA. You can reach out to Cooley LLP using their phone line 858 550 6107. You can also check their website
How much would it cost to hire Cooley LLP?
Jon Cieslak lawyer charges are specific to each case. However, they work with contingency fees and its ranges from $$ to $$$. They also provide free consultation [and no obligation quotes] if you are interested to hire.
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Cooley LLP
Eastgate Mall 4401
San Diego 92121 CA US
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