Best Private Investigators in Alameda, CA

The highest-rated Private Investigator & Detective companies out of 107 vetted & reviewed in the Alameda area.

Charlottes Webb Investigations

Charlottes Webb Investigations

(2)
“Could not have been more helpful in every aspect PS she knows how to get the job done right”
In Business Since 2015
1151 Harbor Bay Pkwy #207c, Alameda, CA
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San Francisco & Bay Area Investigations

San Francisco & Bay Area Investigations

(20)
For Attorneys, For Consumers, For Businesses
“Over the course of the Investigation, David proved to be not only an expert at his craft, but also very communicative and cooperative during the process, and always managed to set my mind at ease.”
Emergency Services
In Business Since 2020
Free Initial Consultation
2030 Union St Suite #202, San Francisco, CA
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Gotcha Legal Services

Gotcha Legal Services

(24)
  • Team
  • Documents
  • Property
“He help walk me through what I needed to do to get the ball rolling and kept in contact with me through the next day which is when the person was served.”
Accepts All Major Credit Cards
In Business Since 2008
Emergency Services
601 Van Ness Ave APT 101, San Francisco, CA
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Denver Moore Investigations of Contra Costa County

Denver Moore Investigations of Contra Costa County

(13)
  • Matter
  • Individual
  • Phone
“Not only does he possess the expansive skill set through his years of experience, but he is a straightforward and genuine individual, whose wisdom and insight are second to none.”
Licensed
In Business Since 2016
Emergency Services
Free Initial Consultation
Serving Alameda Area
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Filley and Associates - San Francisco Private Investigator

Filley and Associates - San Francisco Private Investigator

(23)
Asset Checks, Professional Investigations, Surveillance
“I had a very unique and difficult problem in China that needed a skilled and knowledgeable person on the ground to collect reliable information and contact appropriate agencies including different police departments.”
Licensed
In Business Since 2005
Accepts All Major Credit Cards
Free Initial Consultation
822 Clay St, San Francisco, CA
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Dewitt Detective Agency

Dewitt Detective Agency

(7)
Arson / Fire Investigations, Accident Reconstruction, Child Support / Custody
“I am so thankful that the other three agencies I called before Jason did not answer their phones because I wouldn't have found Jason Dewitt.”
Emergency Services
In Business Since 2009
Free Initial Consultation
580 California Street 12th Floor, San Francisco, CA
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Bond Investigations - Oakland

Bond Investigations - Oakland

(2)
Background Investigations, Alimony Investigations, Skip Tracing
“Great services”
Emergency Services
25+ Years Experience
Locally Owned & Operated
Se Habla Español
505 14th St Suite 900, Oakland, CA
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Foglight Investigations

Foglight Investigations

(14)
False Arrest, Counter Surveillance, Dating Background Checks
“The team is ex law enforcement so they are very familiar with escalation protocols, and have educated me on such to always ensure we are giving the right directives, and never opening ourselves up to risk”
Licensed
In Business Since 2013
Emergency Services
Free Initial Consultation
Serving Alameda Area
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Private Eyes Screening Group

Private Eyes Screening Group

(11)
Lender Solutions, Background Checks, Industries We Serve
“Anytime Jamie is out, I reach out to Cynthia directly, and I feel like she knows exactly whats going on with any screening I call her about.”
Licensed
In Business Since 2012
2700 Ygnacio Valley Rd #100, Walnut Creek, CA
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K & K Confidential Investigations

K & K Confidential Investigations

(4)
“From the time I first met them almost a year ago to more recent contact, I've been appreciative of their hard work and effort to go above and beyond my expectations”
Emergency Services
In Business Since 2005
Serving Alameda Area
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Jim Baca Investigations

Jim Baca Investigations

(6)
“He had excellent advice which answered questions I didn't know enough to ask and he took it upon himself to educate me so I wouldn't make expensive mistakes.”
Licensed
In Business Since 2009
Free Initial Consultation
Serving Alameda Area
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Marin Private Investigations

Marin Private Investigations

(3)
“I have used them on 2 occasions and both times they were absolutely thorough, completely discrete, got the job done with no fuss and no muss, and they charged a very low price.”
Licensed
In Business Since 2017
Emergency Services
Locally Owned & Operated
Serving Alameda Area
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Aal and Associates

Aal and Associates

(3)
Insurance, Infidelity Investigations, Consumer
“He was always very attentive and asking the right questions, while also having the right amount of skepticism that I imagine only comes with years of doing this kind of work.”
Licensed
In Business Since 2009
Emergency Services
Free Initial Consultation
Serving Alameda Area
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MZ & Associates Private Investigations

MZ & Associates Private Investigations

(6)
Private Investigations, Background Checks, Notary Services
“I went over and reached out to Maritza for child support help, even though she did not provide that service she went ahead and recommended me to someone.”
Licensed
In Business Since 2023
Serving Alameda Area
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Neilson & Macritchie Invstgtrs

Neilson & Macritchie Invstgtrs

Surveillance, Remote Surveillance, CEU & CLE Training
“NMI has been investigating toxic tort cases since the early 1980's and asbestos defense investigations since the early 1990's and are experts at creating investigation plans that address both product identification claims and develop alternative expo...”
In Business Since 2004
293 8th St, San Francisco, CA
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Security Special Services

Security Special Services

(3)
“Our businesses have used Security Special Services several times and we have always been impressed with the professional and excellent services they provide.”
Emergency Services
In Business Since 2008
Serving Alameda Area
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The Screening Group- Background Checks

The Screening Group- Background Checks

(1)
“They always answer their phones (even in weekends), and help us understand the legal minefield of Background Checks.”
Emergency Services
In Business Since 2005
Serving Alameda Area
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Kroll Associates

Kroll Associates

(1)
“Love to get hired you.”
In Business Since 1995
475 Sansome St #510, San Francisco, CA
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Michael Ramey & Associates

Michael Ramey & Associates

Statements, Aoe-Coe and Subrogation, Surveillance / Sub Rosa, Fast Trak Investigation
“Michael Ramey & Associates is a full-service, results-oriented investigative firm since 1993 licensed in California, Oregon and Washington, and experienced in all forms of workers' compensation, disability, casualty, general liability, inland marine,...”
In Business Since 2001
Serving Alameda Area
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Passanisi Investigations

Passanisi Investigations

“Established in 1988, we serve the Insurance and Legal communities from our offices in San Francisco, Los Angeles and Sonoma, California.”
In Business Since 1993
4228 18th St, San Francisco, CA
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Webster Christopher

Webster Christopher

“Mr. Webster is a past president of C.A.L.I. and the N.C.F.I.A. With a passion for excellence, and continuing education through the industry, he consistently serves on the Board of Directors for the above named investigative associations. In addition,...”
Licensed
In Business Since 2005
Serving Alameda Area
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Investigative Analysis

Investigative Analysis

“Ross T. Hite is a well regarded private investigator licensed to practice in California and Louisiana. Ross began his career in law enforcement and has over 30 years experience in civil and criminal trial preparations. In August 2010, the Professiona...”
Licensed
30+ Years Experience
Emergency Services
Serving Alameda Area
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Specialized Investigations

Specialized Investigations

(1)
Surveillance, Remote Surveillance, CEU & CLE Training
“Hot, hot, hot!”
In Business Since 2004
Serving Alameda Area
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Background Check- Protection Plus Solutions

Background Check- Protection Plus Solutions

(2)
“Great people there to help”
In Business Since 2010
Serving Alameda Area
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Private Detective Services in Alameda, CA Cost Estimates

Minimum cost
$338
Maximum cost
$10673
National Average
$1349
Avg Per Hour Rates
$141
$787
$2247
Average price range is based on 327 cost profiles
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Average Cost $1349
Minimum cost $338
Maximum cost $10673
Avg Per Hour Rates $141

Average range $787 to $2247 is based on 327 cost profiles.

Why these companies made our list

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