Located in Phoenix Arizona, iTest DNA is an industry leader in Paternity DNA Testing. Our DNA collectors are AABB and NADCM Certified to collect DNA samples. Services include Legal and Peace of Mind Paternity Testing, Sibling, Grandparent and Avuncular Analysis. Race/ Ethnicity Testing. Infidelity and Civil Forensics, Home DNA Testing Kits, Prenatal Paternity, noninvasive. On request, results are legally accepted by the Maricopa County Superior Court as well as the Federal Government. Paternity results process in only 2 business days.