Private Investigator Offices​

Find The Best PI In Your Area


With Professional Private Investigators throughout California we've made finding the best private investigator in your area simple. Select the County and find a local Licensed Private Investigator who will assist you every step of the way.

Since 1994 Investigation Services has specialized in providing world class service at the lowest possible rates. We offer Special Discounts for Single Mothers, Military Discounts, Single Fathers, First-Time Clients, Teachers, Retirees, Victims Of Abuse, Child Neglect, Child Endangerment and many more. Contact us for a Free Confidential Consultation and see if you qualify for one of our discount programs on cases involving: Child Custody, Child Support, Child Support Modification, Infidelity, Surveillance, Cheaters, Workers' Compensation Defense, Claims Investigations, Divorce, Deadbeat, Insurance Fraud, Trucking and Commercial Drivers, Business & Corporate Investigations

Contact California Private Investigator
Private Investigations San Diego

San Diego

Private Investigator San Diego


Find the best Private Investigators who specializes in San Diego Investigations. Carlsbad, Chula VistaCoronado, Del MarEl CajonEscondido, La JollaLa Mesa, Lakeside, Lemon Grove, Mission Bay, National City, Oceanside, Pacific BeachPoway, Rancho Bernardo, Rancho Santa Fe, San Marcos, SanteeVista

Riverside County

Private Investigator Riverside


Find the best Private Investigators who specializes in Riverside Investigations, including Banning, Beaumount, Canyon Lake, Coachella, Corona, Desert Hot Springs, Hemet, Indio, Lake Elsinore, La Quinta, Menifee, Murrieta, Moreno Valley, Palm Desert, Palm Springs, Pechanga, Perris, Rancho Mirage, Riverside, Temecula,

San Bernardino Private Investigations

San Bernardino

Private Investigator San Bernardino


Find the best Private Investigators who specialize in San Bernardino Investigations including Apple Valley, Barstow, Big Bear, Chino Hills, Colton, Fontana, Highland, Loma Linda, Montclair, Morongo Casino, Ontario, Redlands, Rancho Cucamonga, Rialto, Upland, Victorville, Yucaipa,

Ventura County

Private Investigator Ventura County


Find the best Private Investigators who specialize in Ventura County Investigations including Camarillo, Fillmore, Moorpark, Newbury Park, Oak Park, Ojai, Oxnard, Port Hueneme, Santa Paula, Sea Cliff, Simi Valley, Somis, Thousand Oaks, Ventura, Woodrach