Frequently Asked Questions Frequently Asked Questions – Uthe Investigations & Process Service LLC How Fast Can You Serve Legal Documents in Illinois? Uthe Investigations & Process Service LLC provides routine, rush, and hard-to-serve process service throughout Illinois, including Will County, Kankakee County, DuPage County, Kane County, Kendall County, and Grundy County. In most cases, tandard … Continue reading FAQ – Frequently Asked Questions | Uthe Investigations