Professional Affiliations


Insurance Investigation

Private Investigation

If you are serious about your results, we are your finest choice.


Process Server
License #2015154618

J. Koerner Investigations is fully-authorized to serve legal process in the State of California, both by way of Registered Process Server licensure as well as through our PI License.

While there is no State of California website available to verify all California Registered Process Server licensees online, you can contact the Los Angele County Clerk for full disclosure information.

J. Koerner Investigations
P.O. Box 4186
San Dimas, CA 91773
Tel: (909) 225-5448
Fax: (909) 267-9760