Professional Investigation Services LLC

Northwest Polygraph Services LLC, based in Hayden, ID, has been providing professional polygraph testing services since 2003. Founded by Mike Calderwood, a retired Lieutenant with extensive law enforcement experience, the company is committed to delivering tests with respect, integrity, and accuracy. Specializing in various applications, including attorney client exams, post-conviction sex offender testing, and infidelity testing, Northwest Polygraph Services is trusted by law enforcement and private agencies in Idaho, Washington, and Montana. The firm emphasizes professionalism, ensuring clients are well-informed and comfortable throughout the testing process. Generated from the website