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DNA Paternity Testing 15 Years of Industry Leadership


  • Paternity Testing
  • Sibling Testing
  • Ethnicity & Race Testing
  • Infidelity Test - DNA
  • Civil Forensics
  • Secret DNA Testing
  • AABB Certified DNA Collections

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Testing Options

Private DNA testing provides personal knowledge documentation of biological relationships. Testing is collected in our offices by an AABB Certified DNA Collector. Testing may not be court admissible.

Legal or Private Sibling DNA testing provides proof of a sibling relationship. Siblings share one or more common parent. This test is useful when the father is unavailable to participate. Includes Free additional testing when necessary.

DNA @ Home is a low cost DNA testing option. Save money and time by collecting your own DNA samples and completing your own paperwork. Pick up a FREE Home Test Kit today. Return samples, paperwork and payment. Digital and paper copy results available. No shipping costs.

Highly Recommended 99% of our customers recommend us!

"Thank you iTest DNA. Your customer service was top notch."

Brad Mayes

"10 out of 10, highly recommended!"

Leslie Garcia

"We refer all of our paternity clients to iTest DNA. Their staff is very professional."

Van Loon & Associates

Guaranteed DNA Testing

Feature 1

DNA Test Guarantee

We guarantee our DNA testing results are 100% accurate or we will offer a refund. A written guarantee of testing is listed within our Privacy Promise. We provide identity verification for all tests collected by our AABB certified collectors for legal purposes.

Feature 2

7 Phoenix Locations

Have your samples collected by a certified DNA collector in one of our Professional Environments in Central and North Phoenix. Avondale, Scottsdale and Mesa. Onsite and Mobile testing available. We also provide collection services within our extensive network of nationwide partnerships with the most reputable testing labs.

Feature 3

Accurate DNA Testing

DNA testing is the most accurate method for determining biological relationship such as paternity. When a 100% accurate DNA profile is obtained from the tested parties an outcome of 99% for inclusions and 0% inclusions are a YES and NO result respectively. iTest DNA suggests adding the Mother for the most accurate results.

Feature 4

Choose iTest DNA

iTest DNA is an industry leader in Paternity DNA Testing. Our laboratories are fully accredited and certified by the AABB. Our collectors are also AABB and NADCM Certified to collect DNA samples. Our results are legally accepted by the Maricopa County Superior Court as well as the Federal Government. Paternity results process in only 2-3 business days.