Find private investigators in Oakland

Are you looking for the most reputable and trusted private investigators serving Oakland, CA. Read reviews from real customers. Post your requirements and get free no obligation estimates.
6 reviews
Denver B Moore Investigations
50+ Years
Emergency
6 reviews
Denver B Moore Investigations provides professional private investigation services in San Francisco and Northern California. Specializing in infidelity cases, background checks, and missing person investigations since 1969. Our licensed team combines decades of experience with advanced technology to deliver confidential, reliable results.
Infidelity Investigations Background Checks GPS Tracking
Highly recommendable Professional and courteous Experience really shows
Denver Moore Investigations
50+ Years
Emergency
5 reviews
Denver Moore Investigations
Walnut Creek, CA 94596 (13.4 mi mi)
50+ Years
Emergency
5 reviews
Denver Moore Investigations provides licensed private investigator services in Contra Costa County since 1969. We specialize in infidelity investigations, background checks, GPS tracking, and child custody cases using advanced technology and proven methods. Our team maintains California licensing and insurance while offering nationwide and international investigation capabilities through professional networks.
Infidelity Investigations Background Checks GPS Tracking
True professional Proof quickly Excellent video quality
AAA Discreet Investigation
Emergency
5 reviews
AAA Discreet Investigation is a premier private investigation agency in San Francisco specializing in cheating spouse investigations, child custody cases, background checks, and corporate surveillance. With 35 years of law enforcement experience, we provide court-admissible evidence and discreet solutions for individuals and legal professionals. Our services combine advanced investigative technology with traditional detective work to deliver actionable results.
Cheating Spouse Investigation Child Custody Investigation Asset Search
5 STAR Reviews Deliver Results Closes Cases
3 reviews
Foglight Investigations
San Bruno, CA 94066 (14.2 mi mi)
Emergency
3 reviews
Foglight Investigations offers comprehensive private investigation services across California and nationwide. Our expertise includes surveillance, asset tracing, witness location, and counter-surveillance solutions tailored to legal, corporate, and personal needs. With a team led by a former police detective and FBI-trained professional, we deliver reliable, court-admissible evidence while maintaining strict client confidentiality.
Surveillance Asset Investigation Witness Location
Very professional and amazing service Completed tasks in timely fashion Provided peace of mind
Denver Moore
Danville, CA 94506 (14.8 mi)
50+ Years
Emergency
2 reviews
Denver Moore
Danville, CA 94506 (14.8 mi mi)
50+ Years
Emergency
2 reviews
Denver Moore is a licensed private investigator agency in Danville, CA, offering surveillance, background checks, and missing person services since 1969. Our team combines 50+ years of experience with cutting-edge technology to deliver confidential, results-driven solutions for individuals and businesses across California and beyond.
Infidelity Investigations Background Checks GPS Tracking
Highly recommendable Extremely professional Best in the field
7 reviews
Filley & Associates
San Rafael, CA 94901 (18.4 mi mi)
Emergency
7 reviews
Filley & Associates provides professional private investigation services in San Francisco and California-wide. Specializing in cases for attorneys, businesses, insurance companies, and individuals, we combine decades of experience with multilingual capabilities and advanced investigative tools. Our team delivers strategic, budget-conscious solutions for civil, criminal, and corporate matters across the U.S. and internationally.
Background Checks Surveillance Missing Persons
Highly professional assistance Detailed report Methodical process
Andrew Price Investigations
Vallejo, CA 94590 (20.7 mi mi)
Not rated yet
Andrew Price Investigations provides specialized private investigation services in California, focusing on covert surveillance and evidence collection for legal and corporate clients. With over 30 years of experience, we deliver technologically advanced investigative solutions tailored to family law, elder abuse, workplace fraud, and real estate matters. Our boutique approach ensures direct involvement from seasoned investigator Andrew Price in every case.
Covert Surveillance Family Law Investigations Elder Abuse Investigations
Not rated yet
Jackson PI Services
Novato, CA 94948 (26.5 mi mi)
Emergency
Not rated yet
Jackson PI Services provides confidential private investigative services in Novato, CA. We specialize in background checks, asset investigations, and legal support for individuals and businesses. Our team of former law enforcement professionals delivers accurate, court-admissible evidence to help clients make critical decisions.
Background Checks Asset Investigations Cheating Spouse Cases
Not rated yet
Gab Investigations
Pleasanton, CA (23.8 mi mi)
Not rated yet
Gab Investigations provides professional private investigation services for legal and insurance professionals. Specializing in background checks, surveillance, and liability investigations, we deliver tailored solutions with 48 years of industry expertise. Our commitment to quality ensures confidential, reliable results for clients across California and beyond.
Background Investigations Court Records Searches Liability Investigations
Not rated yet
R A Nosek Investigations
Redwood City, CA 94063 (22.1 mi mi)
50+ Years
Not rated yet
R A Nosek Investigations provides comprehensive private investigation services across the San Francisco Bay Area and nationwide. With expertise in employment screenings, fraud investigations, surveillance, and legal support since 1974, we deliver discreet, professional solutions tailored to corporate, legal, and individual needs. Our licensed team combines decades of law enforcement experience with cutting-edge investigative techniques to resolve complex cases efficiently.
Background Checks Surveillance Services Fraud Investigations
Thorough professional results 24/7 dedication to cases Exceptional communication skills
San Francisco (8.3 mi) Walnut Creek (13.4 mi) San Bruno (14.2 mi) Danville (14.8 mi) San Rafael (18.4 mi) Vallejo (20.7 mi) Redwood City (22.1 mi) Pleasanton (23.8 mi) Novato (26.5 mi)