Who We Are

Private Investigation Firm with 25 years Experience

McDonald & Associates is a subsidiary of McDonald Services, Inc., a fully licensed private investigation firm that provides a wide range of services to a diverse clientele including self-insured employers, attorneys, TPAs, private citizens and governmental agencies.

Our investigators are professional, self-motivated, discreet, and trained to work under limited supervision. They are also proficient at translating their investigative activities into a concise report format, along with visual and documentary evidence when applicable. The results we deliver are unsurpassed in accuracy, timeliness, and resolve.

private investigation firm

Free Confidential Consultation

As the largest private investigative firm in the northwest, we possess the ability to handle a wide variety of cases and needs from our customer base. Our experienced team of investigators can find the answers to your questions through various means including surveillance, recorded statements, medical records retrieval, complete background investigations, pre-employment screening, and digital forensics.

Whether you are a private citizen, an attorney, insurance company, employer, or government official, you can always contact us for a FREE confidential consultation. We understand that contacting us to locate a missing person or investigate a suspicious claim is likely a last resort. Our goal is always to treat each client with the utmost respect, dignity, and professionalism as we gather the information needed to make what can be very difficult decisions.

If you need questions answered, we can help!

We are headquartered in Washington state and currently service private investigations in multiple states including Oregon, Idaho, Alaska, Arizona, Nevada, Texas, and California.

Need a Private Investigator? Contact Us For a FREE Consultation

Give us your questions. We’ll find the answers.