San Francisco Private Investigator

San Francisco bay area’s top private investigator for over 20 years

DEWITT DETECTIVE AGENCY

For over 20 years, the DeWitt Detective Agency has been the top private investigation firm in the San Francisco Bay Area. Our office is located in the heart of San Francisco, and we are proud of our reputation as the most sought-after private investigation agency in the area. We offer a wide range of services, including surveillance, background investigations, missing persons, custody/divorce, stalking and harassment investigations, asset searches, civil and criminal cases, and more. Our team of experienced investigators are dedicated to providing our clients with the information they need to make informed decisions based on fact.  Contact us for a free initial case review and consultation.

  • The top private investigation agency in San Francisco since 1999

  • 20+ years of proven results for our clients

  • Top legal, celebrity and corporate business clients in California.

  • Go-to investigator for famed attorneys Mark Geragos, Pat Harris and Michael Cardoza.

  • Expert Consultant for media and news such as KTVU2, NBC News, Bay Area News Group.

  • Has worked numerous investigations in concert with San Francisco PD, Oakland PD, San Jose PD, FBI and other agencies related to missing persons, human trafficking, stalking and other criminal cases.

Extreme Sports Bike

Jason DeWitt is an expert on security and investigations, and is called on by Fox KTVU-2, NBC News, The Daily Beast, Bay Area News Group and other local and national media to consult on cases of interest.

3500+

Cases Solved

1100

Clients Served

30+

Years of Experience

30,000+

Hours in the Field

How we help you

Investigative Solutions

The DEWITT DETECTIVE AGENCY provides unrivaled investigations by leveraging our industry experience and utilizing the latest investigative strategies and tools available. Additionally, during our 20-plus years in the San Francisco Bay Area, we have developed the necessary local contacts and connections in law enforcement, government, and the general legal community.

Whether you are dealing with personal matters or are looking for a more complex business investigative solution, our team has the experience, training, and resources you need to meet your specific goals.

San Francisco Bay Area private investigation services done Right.

Contact our investigative team for a free consultation

We are more than just another investigative agency, we are professionals on your side

Contact our investigative team for a free consultation

Surveillance

Gather Information

Our Surveillance Services

Corporate

Competitive Intelligence

Our Corporate Services

Infidelity

Learn the Truth

Learn About Infidelity

DeWitt Detective Agency

San Francisco Bay Area’s Top PI

Custom Tailored Investigations

We believe no two investigations are ever truly alike, which is why we tailor each project to suit your specific needs.

Investigations with a personal touch

We work closely with you to ensure your case receives the attention to detail it deserves, and is focused on your goals.

Proven track record of success

Throughout our 30 years of service, we have developed a track record of success for our clients.

References Always Available

We know that hiring a Private Investigator can be daunting. We have past clients who are willing to share their experiences.