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Central States Investigation Agency, LLC 205 5th Avenue S Suite 226 La Crosse, WI 54601 US

Toll Free: 1-844-447-4669



A Wisconsin licensed and insured private investigation agency.
Certified Welfare Fraud Investigators
NAPPS Member

About Us



Central States Investigation Agency, LLC is a veteran owned business and has been performing private investigations in Wisconsin and process service in the tri-state area of Wisconsin, Minnesota and Iowa since 2006 and can handle your cases anywhere in the US with our extensive network of trusted investigators.
We are a contracted investigation agency with Wisconsin Department of Health Services and Wisconsin Department of Children and Family Services where we verify benefit claims for the Southern Consortium, Northern Income Maintenance Consortium and the Western Region for Economic Assistance.  


Investigation Services

We are a leading private investigation agency in Wisconsin performing a wide range of investigation services. Over the years, our focus has shifted from domestic investigations (cheating spouses and infidelity) to contracted investigation services for government agencies and skip trace services for probate and estate settlements.
While we focus mostly on our contracted investigation services we are available to law firms, insurance companies, and private parties as well and we maintain a large network of investigators to handle your case most anywhere in the US.


Process Service

Central States Investigation Agency can handle your process service needs anywhere in the State of Wisconsin with our offices in La Crosse and Madison and anywhere else in the United States as well.

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Central States Investigation Agency, LLC

205 5th Avenue S, Suite 226, La Crosse, WI 54601

Toll Free: 1-844-447-4669 Fax: 1-855-238-8027