A comprehensive list of private detectives and agencies offering professional investigation services in North Hollywood, CA. Read unbiased customer reviews and recommendations of local investigators. 
Since 1967, Boyd & Associates, the largest family-owned security company in Southern California, has been providing total security for homes and businesses of every size and type in Ventura & beyond. Residential & commercial patrol services provide an effective deterrent for criminals, verify false alarms and provide fast response for emergencies.
Russ Erman — I have been with Boyd Security for several years. The company is top-notch. Excellent technicians for installation and issues
The Centurion Group is a full service security and investigation company providing high quality uniformed and electronic security, patrol service, training, executive protection and investigative services to our institutional and personal clients. We deliver quality protection in a professional, consistent and effective manner.
Zink Zink — I work at a country club in an area where they patrol. At lunch I'll go park up the street in the shade and watch all the