Surveillance Services

We strive to obtain the facts for each of our clients with discretion and confidentiality in mind. Contact us today and see what one of our investigators can do for you.

Hamre Polygraph & Investigative services is the premier provider of private investigator services in the Seattle area. We serve a large area from Bellingham to Vancouver, WA. Our goal is to provide efficient, effective service to our clients while maintaining their privacy. Our private investigators are experienced in covert surveillance and locating people. We want our valued customers to be satisfied with the results so our quality standards are high. Our dedicated team is ready to take your case.

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Criminal, Civil, and Domestic/Personal Surveillance


Insurance Claims

Worker's Compensation


Corporate Espionage

Child Custody

Stalking and Harassment

Hamre Polygraph & Investigative gathers evidence and finds the facts on the behalf of our clients. We offer well-trained and experienced investigators that use effective techniques and technology with confidential sources and contacts.

We have handled cases involving criminal defense, fraud, interviews to obtain statements for court testimony, and more.

Surveillance equipment may be used in investigations in a legal manner. Surveillance options include covert vehicle monitoring, movement tracking, hidden cameras, location observation, and additional services.

An investigator may begin by conducting witness interviews & obtaining written statements on behalf of our clients. A polygraph examination may be recommended by our investigator upon completion of interviews.

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Contact One Of Our Investigators And Get The Truth 24/7.