About Us
Mark Pierce Investigations is a full service investigations agency serving Riverside County and all of Southern California. Specializing in but not limited to: Cheating Spouse, Stalkers, Missing Persons, Fugitive Recovery, surveillance, Skip Tracing / Locates. Free Confidential Consultations.
The products and services we offer
Recommendations Received (15)
"Outstanding Investigative Services, Communication, and Client Resources!"
"If you're looking for a seasoned, trustworthy, and results-driven private investigator in..."
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"If you're looking for a seasoned, trustworthy, and results-driven private investigator in Southern California, Mark Pierce is the one to call. With over 25 years of experience and a reputation for blending old-school investigative techniques with modern technology, Mark delivers thorough, discreet, and effective solutions for even the most complex cases.
Whether it's a cheating spouse, a missing person, or fugitive recovery, Mark Pierce Investigations handles each case with professionalism and integrity. His agency is fully licensed, offers free confidential consultations, and operates with transparent pricing and no hidden fees, just honest work and real results."
Products & Services
