In Illinois - 708-263-6077
IL Licensed Detective Agency 117-001011
Copyright 1998-2014 STO Investigations, Inc.
21200 S.La Grange Rd - Suite 127 - Frankfort, Illinois  60423
         Phone - 708-
Quality - Experience - Dedication
Since 1998, STO Investigations has been serving legal
documents throughout the Chicago Metro area and the state of
Illinois.  We serve
Subpoenas, Depositions, Summons, Notices
and Foreclosure Documents,
to name a few.  Our fees include
unlimited attempts per address and Notarized Affidavits of
.  Rush service is available.  We can receive your
documents by mail, e-mail, or fax.  If you need any further
information please visit the
Contact Us page in this site.  You
could also call
toll free to speak with one of our friendly
customer service professionals.
Process Service
Why choose STO Investigations for service of process?

  • Experience:  Our firm has been serving legal
    documents for over 10 years. With that amount of
    experience, you can be sure the job will be done right.

  • Dedication:  Our experienced investigators work
    tirelessly to exhaust all leads and find the information
    you are looking for

  • Quality:  Our team takes prides in their work.  
    Professional, comprehensive, thorough investigative
    reports are provided on all investigations.   We will pass
    along all information we uncover.  You never know what
    information will make or break your case.