The Right People -

The Right Experience -

Giving you the Right Results!

Spartan Investigations experience gives our clients the peace of mind that comes from knowing they can rely on us to get the job done right - every time. We have the expertise and resources to perform consistent quality delivery of service every time. Spartan Investigations was formed by our team of experienced investigators in 2003 in Eau Claire, Wisconsin. We have experienced great growth over the past several years and continue to expand our customer service areas.


Spartan Investigations provide process service throughout Western Wisconsin and Eastern Minnesota. Our experienced Wisconsin Process Servers offer our clients expedience and professionalism when serving your legal documents. Spartan Investigations provides a wide range of Professional Investigations, Process Service and related services to clients.


Spartan Investigations is a full service Wisconsin investigative agency specializing in many areas. We are licensed by the State of Wisconsin and we are also fully insured. Our professional investigators have a combination of experience that consists of, but not limited to: Law Enforcement, Field Investigations, Insurance Investigations, and Secret Shopping. Our team has hosted and attended several specialized training classes over the past several years.