Former Cook County Felony Prosecutor
Criminal Investigations
Facing a Criminal Investigation in Chicago or Cook County? Andrew M. Weisberg Can Protect You Before Charges Are Filed
If you believe you’re being investigated for a crime in Chicago or anywhere in Cook County, acting quickly can make a critical difference. Many people assume they should wait until they are arrested before hiring a lawyer, but by that point the State has often already built a substantial case. Early legal intervention can sometimes prevent charges from being filed at all.
Under the current Cook County State’s Attorney, criminal investigations are moving faster and prosecutors are taking a more aggressive approach to filing charges. Investigators frequently spend weeks or months gathering evidence before contacting a suspect. By the time police reach out, the State may already be close to filing charges.
If you suspect you are under investigation, it is essential that you avoid speaking with police until you have consulted with an experienced criminal defense attorney. Even innocent explanations can be misunderstood or taken out of context, and statements made early in an investigation often become key pieces of evidence later.
Chicago criminal defense attorney Andrew M. Weisberg is a former Cook County prosecutor who understands exactly how investigators operate, how charging decisions are made, and how to intervene effectively before a case moves forward.
Early action can protect your rights, preserve evidence, and in some cases prevent charges from ever being filed.
The New Reality: Tougher Investigations and Charging Policies in Cook County
The Cook County State’s Attorney’s Office has adopted policies that emphasize earlier and more aggressive prosecution. As a result, investigations are more thorough and charging decisions are being made more quickly than in the past.
Under current policies:
• More cases are resulting in formal charges—even those previously resolved informally
• Prosecutors are offering fewer diversion opportunities
• Plea offers are often less favorable than in previous years
• Police and prosecutors coordinate earlier in investigations
• Grand jury indictments are being sought more frequently
• Digital evidence is playing a larger role in investigations
Investigators now routinely collect large amounts of electronic data before filing charges. This may include:
• Cell phone records and text messages
• GPS and location data
• Social media activity
• Email communications
• Financial records
• Internet search histories
• Surveillance video
These policies allow law enforcement to build strong cases quietly, often before a suspect realizes they are being investigated.
If you believe you may be under investigation, contacting a defense attorney immediately may help limit the scope of the investigation or prevent misunderstandings from turning into criminal charges.
Signs You May Be Under Criminal Investigation
Many people do not realize they are being investigated until charges are imminent. In many cases, warning signs appear long before an arrest occurs.
Common indicators include:
• Detectives contacting you, your family members, or coworkers
• Requests for interviews described as “routine” or “informal”
• Police leaving business cards or messages
• Search warrants executed at your home or workplace
• Subpoenas for records or testimony
• Grand jury subpoenas issued to people connected to you
• Requests for phone or financial records
• Police asking questions about your activities
• Unusual activity involving social media accounts
• Notices from banks about suspicious activity or records requests
If any of these events have occurred, there is a strong possibility that you are already the subject of a criminal investigation.
Waiting too long to respond can limit your options and make defending the case more difficult.
Why Hiring a Lawyer Early Is Critical
Waiting until charges are filed can significantly weaken your ability to defend yourself. By the time a case reaches court, prosecutors often have already committed to moving forward.
Early representation provides important advantages.
• Police may already consider you a suspect even if they claim you are only a witness
• Statements made without legal guidance may damage your defense
• A lawyer can communicate with investigators on your behalf
• Evidence can be preserved before it is lost or destroyed
• Weaknesses in the investigation can be identified early
• Prosecutors may reconsider filing charges after reviewing defense evidence
• Warrants and subpoenas can be handled strategically
• Early intervention may reduce the risk of pretrial detention
In many situations, Andrew M. Weisberg has successfully resolved investigations quietly and efficiently before charges were ever filed.
Early action often shapes the entire direction of a criminal case.
Common Types of Criminal Investigations in Chicago
Andrew M. Weisberg represents individuals under investigation for a wide variety of criminal offenses in Chicago and throughout Cook County.
Common investigations include:
• White-collar crimes including fraud, embezzlement, insurance fraud, tax violations, and financial misconduct
• Sex-related investigations including online communications, sting operations, and allegations involving minors
• Violent crime investigations including aggravated battery and weapons offenses
• Gun-related investigations including unlawful use of weapons and firearm possession cases
• Drug investigations involving possession, delivery, trafficking, or conspiracy
• Identity theft and financial crimes
• Domestic-related investigations
• Internet-based offenses
• Theft-related investigations
Whether your situation involves Chicago police detectives, suburban police departments, state investigators, or federal agents, early legal intervention provides the best opportunity to protect your future.
Andrew M. Weisberg: The Advocate You Need Before Charges Are Filed
When you are under investigation, the timing of your legal representation can be as important as the attorney you choose.
Andrew M. Weisberg brings a combination of experience and strategy that is particularly valuable during the investigation stage.
He offers:
• Former Cook County prosecutor experience and insight
• Extensive experience intervening before charges are filed
• Strategic communication with investigators and prosecutors
• Careful review of evidence and investigative methods
• Protection against self-incrimination
• Prompt response when time is critical
• Discreet and confidential representation
Andrew understands that investigations are stressful and uncertain. He works closely with clients to explain the process and develop a strategy designed to protect their rights and minimize risk.
In many cases, the goal is not simply to defend charges—but to prevent them.
Frequently Asked Questions About Criminal Investigations in Cook County
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Take Action Before It’s Too Late
If you believe you are under criminal investigation, do not wait for charges to be filed. Once charges are filed, your options become more limited and the stakes become higher.
Early legal representation can protect your rights and improve your chances of a favorable outcome.
Andrew M. Weisberg is available to step in immediately and begin protecting your interests.
Call (773) 908-9811 for a free and confidential consultation or submit a Case Review form through the website.
The sooner you act, the stronger your defense can be. Let Andrew M. Weisberg use his experience to protect your future before charges are ever filed.




















