Private Investigation
& Lie Detector Service

Get the truth 24 Hours a Day, 7 Days a Week
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Polygraph/Lie Detection

Hamre Polygraph & Investigative Services can locate individuals, serve subpoenas or court documents on behalf of our clients when conditions are uncomfortable or unsafe.

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Private Investigation

Hamre PI offers Private Investigation and Polygraph Services around the globe. We bring the equipment to you to provide the most comfortable experience for every individual and situation.

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About Hamre & Investigative Services

Hamre Investigative & Polygraph Services in the Seattle Washington area, is a private investigation agency that provides investigative services and polygraph examinations. We have been in business for more than 30 years providing fact-finding information and polygraph services.

Hamre Investigative & Polygraph offers exceptional and professional work for personal and business-related cases. Our investigative and polygraph services are backed by a combined 30+ years of experience and accomplishments that have established a reputation for our agency that cannot be beat.

Confidential Investigations & Polygraphs

Polygraph Services Offered Greater Seattle Area

Polygraph/ Lie Detector

Our polygraph examiner has been utilized by local law enforcement agencies, attorneys, corporations, psychologists, and personal clients.
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We strive to obtain the facts for each of our clients with discretion and confidentiality in mind. Our investigations are private and discreet.
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Our investigators conduct covert surveillance on our subjects to protect your privacy. Contact us today about our legal surveillance options.
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Find a Person

Find a missing person, distant relative. Land ownership research. Serve subpoenas/court documents. Locate the whereabouts of a spouse.
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Confidential Investigation & Polygraph Testing for over 30 years.

Our investigators have the clients' best interest in mind. We regard our clients confidentiality as the number one priority. All of our work is confidential and professional.

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