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Jessica J. Koester

Jessica J. Koester is the founding attorney of The Law Office of Jessica Koester, LLC in Edwardsville, Illinois. Since 2002, she has focused her practice on criminal defense, federal crimes, and juvenile law. Ms. Koester is admitted to the Illinois State Bar and earned her J.D. from Notre Dame Law School in 2002. Her work has been recognized by Super Lawyers and the National Trial Lawyers, among other organizations, for her contributions to the field of criminal defense.

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LATEST ARTICLES BY: Jessica J. Koester

When does drunk driving become a felony in Illinois?
When does drunk driving become a felony in Illinois?
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Last Modified on Jun 13, 2025

Most of the drivers arrested for drunk driving in Illinois and around the country are charged…

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Studies repeatedly show flaws in hair analysis
Studies repeatedly show flaws in hair analysis
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Last Modified on Jun 13, 2025

Physical evidence that is used to convict people in criminal cases is not always as reliable…

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Limitations of lie-detection methods and technology
Limitations of lie-detection methods and technology
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Last Modified on Jun 13, 2025

Popular entertainment portrays the lie-detection polygraph machine as a reliable source of information for catching criminal…

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Google policy change could put an end to geofence warrants
Google policy change could put an end to geofence warrants
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Last Modified on Jun 13, 2025

Applications like Google maps allow people to plan trips, find local businesses and check traffic conditions,…

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One potential consequence of a drug felony conviction
One potential consequence of a drug felony conviction
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Last Modified on Jun 13, 2025

An Illinois drug felony conviction can have a long-term negative impact on your life. The amount…

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Illinois laws regarding cocaine
Illinois laws regarding cocaine
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Last Modified on Jun 13, 2025

Illinois authorities take all drug-related offenses seriously. As such, if you face any charges involving cocaine…

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The effect of DUI on a security clearance
The effect of DUI on a security clearance
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Last Modified on Jun 13, 2025

A DUI can greatly affect your security clearance as a member of the military or when…

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Possible defenses against burglary charges
Possible defenses against burglary charges
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Last Modified on Jun 13, 2025

A suspect arrested and charged with burglary in Illinois faces a possible prison sentence. As with…

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What do you need to know about your ignition interlock device?
What do you need to know about your ignition interlock…
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Last Modified on Jun 13, 2025

Illinois has strict drunk driving laws, even for first-time offenses. You could lose your license for…

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Aggressive Criminal Defense In State And Federal Court

In state and federal court from an experienced trial attorney.

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