Detectives in Sonoma County, CA

Comprehensive list of private detective agencies and investigators servicing Sonoma County, CA.

Sonoma County, CA

Business Listings

The Legal Process Group supplies professional private investigative services for legal counsel, the general public, Corporations, a ltd Liability Company and Sole Proprietorship organizations within California and throughout the US. Our Elite Staff of qualified investigators have the expertise to supply you, our customer, with a thorough and reliable investigation.


We're a supplier of professional investigative services, specializing in delivering businesses, corporations, attorneys and individuals with the information they need to make more informed business and personal decisions. Fog City Investigations is a complete service, Private Investigation company, situated in the San Francisco Bay Area.


If you are a business owner, you can start protecting it now by calling Security One. We provide uniformed security officers armed and unarmed, private investigations, and criminal or civil assistance designed to give you the added security and protection you need. Please call today for more information.



Vision Investigative Services specializes in delivering highly effective private investigators who benchmark the best quality detective assignments. Vision stands in the forefront of delivering value and results. Our investigator teams are true crime scene investigators CSI.


Judicial Investigations is a complete service investigation company located in Sonoma County, California, providing services to attorneys throughout Northern California. It is run and run by Joseph Soldis. Mr. Soldis is a former California Police Officer with eighteen years of knowledge in the criminal justice system.


M. Adams & Associates is a complete service investigations company specializing in Insurance Services and Claims Investigation. Our team is comprised of well qualified investigators possessing decades of knowledge in various fields of study within the investigative arena.


Conveniently situated in Windsor, California Sonoma County, SEIC is a private investigation agency that is licensed, insured, professional and affordable. With over 28 years of investigations, we currently have the skills and resources to handle your investigative requirements.


We supply confidential Technical Surveillance Countermeasures TSCM services, security consultation, and investigative services for customers situated in Northern California. Many of our customers are situated in Sonoma County's Telecom Valley as well as Santa Clara County's Silicon Valley.


Individuals with bona fide psychic ability offer an exceptional and potentially valuable investigative skill. My professional advice to investigators interested in using a psychic on a case is: Spend your money and time on Annette Martin. She's the finest I've ever dealt with and has what most psychic investigator's lack -- a proven track record.


Siragusa Investigations is a complete service private investigation agency situated in the San Francisco area of California, delivering professional, confidential services to attorneys, law companies, corporations, businesses, organizations and private individuals in and around the San Francisco Bay Area and throughout Northern California.


Situated in San Rafael Marin County, California, Ginter Investigations. is a complete service professional private investigation firm. Our extensive background investigation program is performed nationwide. Owned and run by Kurt Ginter, a veteran investigator, Ginter Investigations., set up in 1985, supplies our customers with unrivalled professional and confidential service at fees designed to suit


Filley & Associates is a complete service San Francisco Private Investigation company delivering cost efficient, aggressive, results oriented San Francisco investigative services. We are uniquely qualified to supply the array of services required of an investigative company in today's environment with our expert San Francisco private investigators.


Zap Investigations and Protective Services supplies private security services for all your individual and professional requirements. We can supply 24hr protection for your loved ones. Our services include background checks, skip tracing, lost loved ones found as well as meeting your overall security requirements. Our dedicated professional team consists of current and former law enforcement officers.


MAXWELL has offered investigative services of the best quality since 1986. We investigate high exposure and complex matters in the Public and Private sector workplace/HR arena. Our investigations are conducted in a thorough, tactful manner. Our reporting is comprehensive, factual and timely.


ICU is a private investigation firm with dedicated and discreet specialists with years of law enforcement experience. Our customers include individuals, law companies and government agencies. Our services include: Background Investigation Internal Affairs Missing Person Skip Tracing Record Searching We provide additional services suited to suit your specific requirements.


Located in the City of Fairfield in Northern California's Solano County, Larson Private Investigations is a full-service private investigative agency offering a wide range of professional, confidential services to attorneys, corporations, businesses, and private citizens throughout the State of California and nationwide.


Hat Squad Investigations was set up in 2005. The owner, Clark Meyer, is a retired police Sergeant with over 23 years of law enforcement experience with a California Bay Area department. During his career, he investigated numerous major crimes, and assisted other agencies in the area. Mr. Meyer is a traffic accident investigator and reconstructionist.


Mr. Hermann is an experienced, professional California private investigator and consultant specializing in Criminal Defense and Civil Investigations. Fully licensed and insured, he is also available for a wide variety of subpoena and document services. He has conducted thousands of criminal and civil investigations, including homicides, attempted murders, assaults with deadly weapons, child abuse and


International Security Services is a regional security corporation with international capabilities. We aim to provide the best degree of professionalism and corporate ethics. Training and experience enables us to supply you with quality security services. Our customer retention reflects the quality of our services and the satisfaction of our customers.


Detecting resume fraud, criminal convictions and past terminations before job candidates are hired is critical. Cobalt Investigations assists you screen applicants speedily and securely, delivering you accurate information needed to make an informed hiring decision.