Security Investigation Services locations near Garland, TX

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Dallas Polygraph Services

Security Investigation Services

📍 9101 Lbj Fwy Ste 200, Dallas, TX, 75243

📞 972-772-7934

Call Dallas Polygraph Services for professional, accurate testing results, administered by an experienced and licensed polygraph examiner. Whether you need to know if someone else is telling the truth or to clear your own name, our professional staff of certified polygraph examiners can help. We work with you to get you the answers you need, quickly and discretely, with all polygraph testing conducted in compliance with all legal, ethical, and professional standards. We are a member of the Texas Association of Polygraph Examiners as well as the American Polygraph Association, and exclusively use Lafayette lie detector instruments, the same instruments used by the Texas Department of Public Safety, the many federal agencies. Polygraph appointments scheduled throughout the workday with some after hours and weekend times available. Same day results of our polygraph examinations available along with next day detailed written reports. NEW!! Dallas Polygraph Services now offers polygraphs performed by a bilingual Spanish-speaking polygraph examiner with JPCOT certification and experience performing more than 2,000 sex offender examinations.