Precision. Discretion. Results. Your Truth, Our Mission.

Sacramento Private Investigator – Bonnington PI | Discreet, Trusted Investigations

Welcome to Bonnington PI, your trusted partner in professional investigative services based in Sacramento, California. With years of experience and a commitment to ethical, results-driven practices, we offer peace of mind to individuals, families, law firms, and businesses throughout Northern California, including the San Francisco Bay Area, Roseville, Folsom, and Elk Grove.


If you need answers—whether it's related to infidelity, custody concerns, financial fraud, or hidden surveillance—you’ve come to the right place.

Call us today for a free and confidential consultation at  (916) 936-7773.

Uncovering the Truth With Compassion, Discretion, and Results

At Bonnington PI, we understand that turning to a private investigator is often a decision made in times of uncertainty. Whether you're dealing with a personal betrayal, legal dispute, or business risk, you deserve answers—delivered professionally and with complete discretion.


What sets us apart isn’t just our tools or techniques—it’s our ability to approach every case with empathy, clarity, and a relentless pursuit of truth. We treat your concerns like our own, and we pride ourselves on being the steady, experienced hand guiding you through complex and emotionally charged situations.

Comprehensive Private Investigation Services in Sacramento and Beyond

We provide a full range of investigative services tailored to your unique circumstances. Every case is handled by licensed professionals using advanced methods, legal tools, and strict confidentiality protocols.

Our Most Requested Services Include:

Two detectives standing in front of a corkboard covered in photos and notes, lit by a dim light in a room with a brick wall.

Infidelity Investigations


Uncover signs of cheating with discreet surveillance, digital forensics, and emotional closure.

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A child looks through binoculars, guided by an adult in a field. The child wears a denim jacket and hat.

Child Custody Investigations 


Protect your children’s safety and document living conditions, behaviors, and co-parent conduct.

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Calculator, handwritten list, magnifying glass, and dollar bills on white paper, likely for budgeting or financial review.

Workers’ Compensation Fraud Investigations


Validate injury claims and protect your business from fraudulent filings.

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A person with a camera secretly photographs a couple holding hands as they walk away in an urban setting.

Cohabitation Investigations


Gather evidence to modify or terminate spousal support in California court cases.

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A crime scene with a body covered by a white sheet. A person in a white suit examines evidence on the ground.
Construction worker in a yellow helmet and safety vest, holding a radio and surveying road construction.
Black intercom device mounted on a white wall; a person sits on a couch in the blurred background.
A person's hand with sensors attached to their fingers, connected to a black device on a wooden table. The setting appears to be an office.
Two men in blue shirts monitor security cameras on computers in a control room.
Person in blue shirt using a magnifying glass to examine a stack of white papers on a desk.
A person in a restaurant apron uses a tablet, pointing at the screen. Beside them is a calculator, papers, and a coffee cup.

Why Choose Bonnington PI?

When you hire Bonnington PI, you’re not just hiring a service—you’re hiring a team that’s committed to protecting your interests. Our founder, Timothy Bonnington, brings years of licensed investigative experience backed by real-world training and a passion for uncovering the truth.


Whether you’re located in Sacramento, Folsom, Elk Grove, Roseville, or the broader Bay Area, you’ll receive:

Licensed and insured investigative services

Discreet, respectful communication

Detailed, court-admissible reports and evidence

Transparent pricing and free consultations

Our work is informed by both legal standards and human empathy. We never take shortcuts, and we never compromise your trust.

Serving Northern California With Integrity

Bonnington PI proudly serves clients across:

Sacramento County

Placer County

San Francisco Bay Area

El Dorado County

And other Northern California regions

From personal matters to high-stakes litigation, we’ve helped hundreds of clients gain clarity, protect their rights, and move forward with confidence.

Request Your Free Confidential Consultation Today

We understand the fear and hesitation that comes with hiring a private investigator—but we’re here to make that process easy, safe, and empowering.

Call Bonnington PI today at (916) 936-7773 or Contact Us to schedule your free, confidential consultation. Your answers are closer than you think.