Investigations You Can Trust—Serving Sacramento, San Francisco & All of Northern California

Whether you’re navigating a difficult family situation, managing a legal dispute, or seeking answers in a business matter, the first step toward clarity begins with a conversation. At Bonnington PI, we offer free and confidential consultations—because we believe you deserve to make informed decisions with confidence.

Located in Sacramento, CA | Serving the Greater Sacramento Valley, San Francisco Bay Area, and Northern California

Call Now: (916) 936-7773

Get in Touch Today

Have questions? Ready to open a case? Use the form below or call us directly. Every inquiry is handled discreetly, and all case details are kept strictly confidential.


Contact Form Fields Should Include:

Your privacy matters. Nothing you submit here will be shared without your explicit consent.

What Happens After You Reach Out?

We design each investigation based on the details of your unique case. Using legal and ethical methods, we gather compelling documentation, video evidence, and credible insights that can stand up in court.

A detective in a trench coat sits at a desk, studying papers in a dimly lit office with evidence photos on the wall.

Step 1 – Free Consultation

Once you submit your information, a licensed investigator will review your case and reach out (usually within 24 hours). We’ll schedule a confidential phone or in-person consultation to discuss your concerns, explain what’s possible, and outline your legal options.

A woman stands before a corkboard covered in photos, notes, and string, seemingly analyzing the information; an investigator at work.

Step 2 – Investigation Plan & Estimate

After evaluating your case, we’ll provide a written estimate that includes:

  • Scope of investigation
  • Timeline
  • Estimated cost
  • Legal boundaries we must follow

No hidden fees. No guesswork. Just transparency and professionalism.

A detective in a trench coat and fedora examines a bloody crime scene wall, holding papers.

Step 3 – Confidential Action

If you choose to proceed, we begin work—discreetly and legally—using the latest tools in surveillance, research, and digital forensics. You’ll receive updates and a final report (with media if applicable) that is court-ready and clearly documented.

Payment Options

We accept a variety of secure payment methods for your convenience:

Accepted Payments:

  • Cash
  • Credit/Debit Cards
  • Zelle
  • Personal or Business Checks

All transactions are confidential and billed under Bonnington PI for legal and accounting transparency.

Why Choose Bonnington PI?

Licensed & Insured by the California Bureau of Security and Investigative Services (BSIS)

Over a decade of real-world experience  in surveillance, family law, and civil and criminal investigations

Court-ready documentation  & detailed reporting

Discreet, compassionate, and client-focused  approach

Locally based in Sacramento, with service coverage across Northern CA

Our team combines investigative expertise with a human touch. We understand that reaching out to a private investigator can be overwhelming—and we’re here to make the process as clear, confidential, and supportive as possible.

Licenses & Legal Notice

California PI License #9946

  • Displayed on top of the homepage and at the bottom of the contact page/footer
  • Fully compliant with BSIS (Bureau of Security and Investigative Services) regulations
  • All investigations are conducted within California’s legal boundaries.

Verify our license at BSIS


Service Area

While headquartered in Sacramento, California, we proudly serve clients throughout:

  • Sacramento & Elk Grove
  • Folsom & Roseville
  • San Francisco Bay Area
  • East Bay & Contra Costa
  • All of Northern California

Ready to Speak With an Investigator?

Don’t wait to get the answers you need.
Call now: (916) 936-7773
Or fill out the contact form above—we’ll respond quickly and discreetly.