Denver B. Moore Investigations of Contra Costa County has been providing professional, confidential private investigations, detectives services, surveillance and related services to a wide range of clients in Contra Costa County and throughout all of northern California since 1969. Additionally, Mr. Moore has contacts and associates in all U.S. states as well as worldwide, and as such, can arrange for professional investigations to be conducted on a nationwide and international level. Located in Walnut Creek, our licensed private investigators have extensive experience and are continually trained to the highest level possible in a wide range of private, personal and commercial investigations. Denver B. Moore Investigations of Contra Costa County is licensed by the California Bureau of Security & Investigative Services and fully insured for your protection.