Criminal Investigations With Precision, Discretion, and Proven Results

Criminal Investigations – Sacramento & Northern California | Bonnington PI

Facing criminal accusations—whether you're building a defense or uncovering wrongdoing—is a high-stakes situation that demands clarity, speed, and evidence. At Bonnington PI, we specialize in confidential criminal investigations tailored to support attorneys, legal teams, and individuals throughout Sacramento, the Bay Area, and across Northern California.


Located in Sacramento, CA
Call Now: (916) 936-7773
Serving the Greater Sacramento Valley, Folsom, Elk Grove, Roseville, and the San Francisco Bay Area

The Truth Doesn't Hide From Us—And Neither Should Your Case

Whether you're seeking justice or defending yourself against allegations, uncovering the facts is critical. At Bonnington PI, we approach every criminal investigation with professionalism, confidentiality, and an unwavering commitment to the truth.


We’ve worked alongside criminal defense attorneys, families, and falsely accused individuals to build evidence-based cases that hold up in court.

What We Investigate

Our investigators are skilled at uncovering what others overlook. Using a blend of traditional methods and modern tools, we gather evidence that's both actionable and admissible.

Witness Interviews & Testimonial Verification

  • We conduct detailed interviews with witnesses, victims, and persons of interest.
  • Every statement is documented clearly and evaluated for inconsistencies or hidden motives.
  • Our goal: strengthen your legal case with facts—not assumptions.

Property Theft & Recovery

  • We trace stolen property through platforms like Craigslist, eBay, Facebook Marketplace, and OfferUp.
  • We identify the individuals behind digital transactions and help recover assets.
  • We partner with law enforcement when needed to expedite action and ensure legality.

Surveillance & Digital Monitoring

  • We conduct surveillance of suspects or locations tied to ongoing criminal activity.
  • Using legally compliant methods, we capture photo and video evidence to confirm or disprove allegations.
  • We monitor suspicious online behavior or connections when appropriate.

Supporting Criminal Defense

  • We provide documentation and evidence that may support alibis, discredit false claims, or expose bias.
  • Our investigations support legal teams in building solid defenses, especially in complex or contested cases.

Types of Criminal Cases We Assist With

  • Fraud & Embezzlement
  • Theft, Burglary & Property Crimes
  • Assault & Battery Investigations
  • Domestic Violence Disputes
  • Missing Persons or Suspicious Disappearances
  • False Accusations or Malicious Prosecution
  • Drug-Related Charges
  • Cybercrime or Online Harassment


Whether you are an attorney or a private individual, Bonnington PI can support your efforts with legally obtained, court-ready investigative work.

Why Choose Bonnington PI for Criminal Investigations?

Licensed and Court-Tested

Our investigators are licensed in the state of California and fully trained in legal compliance.

Discreet and Confidential

Your privacy is always protected. We operate with total discretion and zero judgment.

Local Insight

Based in Sacramento, we’re familiar with courts, law enforcement, and local case protocols throughout Northern California.

Actionable Evidence

From surveillance to documentation, everything we deliver is formatted for legal review and court use.

Serving Sacramento, the Bay Area & All of Northern California

From Elk Grove and Folsom to San Francisco and beyond, we serve clients throughout Northern California with professionalism and integrity. If you're facing a criminal investigation—or building one—don’t navigate it alone.

Let Bonnington PI be your trusted ally.

Schedule a Confidential Consultation

Whether you're pursuing justice, protecting your reputation, or defending your future, we’re here to help.


Call Bonnington PI today at  (916) 936-7773.
Based in Sacramento, CA
Serving clients across the Greater Sacramento Valley, Bay Area, Roseville, Folsom, Elk Grove, and Northern California