Wicklander - Zulawski and Associates, Inc.

The trusted leader in training for over 25 years.

Instructors and Investigators

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Lou Tessmann
CFI - Speaker/Deputy Chief- Waukegan Illinois Police Department

Lou Tessmann, CFI, graduated from the Northeastern Illinois University in 1974 with a BA degree in English and Physical Education. Lou recently retired in 2005 as Deputy Chief for the Waukegan (Illinois) Police Department. As a veteran with over 21 years service, his tenure has given him a wide variety of experiences from patrol, to investigations, to training and ultimately Deputy Chief of Police.

Lou retired as a Marine Corps officer and was a combat veteran during Viet Nam and received numerous awards and decorations.  Lou began his career as a police officer with the City of Waukegan Illinois assigned to the patrol division.  Later, Mr. Tessmann was assigned to the detective bureau for nine years and as a juvenile officer for one year.  Lou has received numerous awards for his accomplishments at the Waukegan Police Department and the Task Force.  He recently retired as the Commander of the elite Lake County Major Crime Task Force.  The task force works on major criminal investigations relating to homicides, kidnappings, and police involved shootings.  During his career, he has conducted thousands of interviews and interrogations.  Most noteworthy, Mr. Tessmann has obtained over 80 homicide confessions during his career with only three instances where he was unable to obtain a confession from the homicide suspect.

Lou Tessmann is a motivational speaker and delivers these to Police and non-police organizations throughout the area.  He has been a guest speaker on programs such as the Discovery Channel, Real Detective and America’s Most Wanted.

Lou  Tessmann  joined Wicklander-Zulawski & Associates,  Inc. as  an  interview  and interrogation instructor.  Since joining the company Mr. Tessmann has presented programs across the United States.  His presentations and obvious experience in interrogations never fail to achieve high marks from the participants. 

Mr. Tessmann is a member of numerous professional and training organizations to include:

American Society of Law Enforcement Trainers, International Homicide Investigators Association, International Narcotics Officers Association to name a few.

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