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WSI Ltd.

(715) 340-7358
WSI Ltd.

WSI considers each and every assignment a signature of trust. As career private investigators, each case receives our complete attention. Our clients can expect their information to be handled with the utmost privacy. While WSI provides services for law firms and major insurance companies throughout the United States, WSI also provides services to the general public. Our rates are competitive and affordable. WSI has saved companies and individuals countless dollars over the years. Our equipment is state of the art. WSI works well with law enforcement as well as local, state, national, and international private investigative agencies.


  • Background Checks
  • Child Support / Custody
  • Civil
  • Criminal
  • Domestic
  • Infidelity / Cheating Spouse
  • Insurance
  • Missing Persons
  • Public Records
  • People Locate / Skip Trace
  • Workers Compensation

Service Guarantee

Confidential services.

Areas of Coverage

  • Statewide Wisconsin
  • Green Bay Wisconsin
  • Milwaukee Wisconsin
  • Madison Wisconsin
  • Kenosha Wisconsin
  • Racine Wisconsin
  • Appleton Wisconsin
  • Waukesha Wisconsin
  • All of Wisconsin



Contact Info

William Stack
(715) 340-7358
Phone 2:
(715) 340-7358
PO Box 1043
Stevens Point, WI 54481

The Lawgical Promise The Lawgical Promise guarantees this member has been pre-screened to verify their qualifications.

Service Guarantee

Office Location

PO Box 1043
Stevens Point, WI
(715) 340-7358