Gusdonevich and Associates Investigative Services is a full service licensed investigative agency primarily serving the Greater Pittsburgh area and western Pennsylvania, however our work has taken us across the United States and overseas. 

We provide a wide range of services to attorneys, corporations and the general public. Please take a few moments to review our site and see what we have to offer you.

John E. Gusdonevich, Jr.

Gusdonevich and Associates Investigative Services

603 Westchester Court

Carnegie, PA 15106-1539 (Near to Pittsburgh, PA)

Allegheny County

Owner:  John E. Gusdonevich, Jr.

Office:  412-276-1430

(Due to the volume of telemarketing calls to my office - calls from toll free area codes, along with blocked numbers will be automatically disconnected. I sincerely regret any inconvenience this may cause you).

Fax:  412-276-1432

Cell:  412-855-6714

Email:  gusinvestigates@verizon.net

Website:  www.gusinvestigates.com