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Offering DNA testing for legal and non-legal purposes
At Accredited Drug Testing Inc (ADT), we specialize in providing comprehensive DNA testing services conducted by expert DNA collection specialists. Our commitment to utilizing only AABB Nationally accredited Laboratories ensures the utmost DNA test accuracy and reliability. With testing centers strategically located for your convenience, the process to schedule and perform a DNA test is both swift and confidential.
With DNA testing facilities available nationwide, you're never far from one. Schedule your DNA test appointment by calling (800)221-4291. Get The Answers You Need!
Legal DNA test – when needing a DNA test for paternity, child custody or any court ordered purpose a legal DNA test must be performed at a testing center, the child/children and the alleged father will be scheduled to go to one of our many testing centers nationwide with appropriate documentation, identification, and the test will be performed by a qualified DNA test collector who will then send the specimen to a certified AABB laboratory. Results will be available in approximately 10 days after the laboratory receives the specimen.
Non-legal DNA test -this test is performed for informational purposes only, a DNA certified test kit will be sent to the purchaser via regular mail or overnight delivery. The kit will include clear instructions of how to perform the DNA test, the purchaser will utilize an oral fluid swab for the child/children and alleged father. upon completion the specimen will be placed in a prepaid delivery envelope and sent to our AABB certified laboratory. Results will be available in approximately 10 days after the specimens are received at the laboratory. Please remember the non-legal DNA test cannot be used in a court of law or for any legal purpose.
At Accredited Drug Testing Inc (ADT), we specialize in providing comprehensive DNA testing services conducted by expert DNA collection specialists. Our commitment to utilizing only AABB Nationally accredited Laboratories ensures the utmost DNA test accuracy and reliability. With testing centers strategically located for your convenience, the process to schedule and perform a DNA test is both swift and confidential.
With DNA testing facilities available nationwide, you're never far from one. Schedule your DNA test appointment by calling (800)221-4291. Get The Answers You Need!
Accredited Drug Testing in Knollwood, TX, offers advanced DNA testing services to solve a range of needs, from verifying biological relationships for legal decisions to exploring ancestry. Our expert team employs the latest genetic technology and AABB-accredited laboratories to provide precise results, swiftly and confidentially. With an emphasis on accuracy, we ensure our DNA tests meet legal standards in Grayson County, assisting in family law cases seamlessly. Our comprehensive services include various testing options to accommodate your specific requirements. Our commitment to confidentiality, convenience, and accuracy ensures you gain the insights needed for your personal or legal matters effectively.
Our Legal DNA Testing verifies biological relationships, ensuring results are court-admissible. Each test follows strict legal protocols so you can trust the outcomes are reliable for any legal proceedings in Grayson County, TX.
Standard DNA Testing services assist in personal inquiries about ancestry, health, or relationships. Though non-legal, these tests still employ rigorous methods to deliver accurate insights for personal or informational purposes.
Start your DNA testing journey at one of our Knollwood, TX collection centers by scheduling an appointment. Our certified specialists will guide you through a simple sample collection process using a non-invasive method.
The collected sample is then sent to our accredited labs for comprehensive analysis. Using state-of-the-art DNA sequencing, our labs ensure detailed and precise genetic profiling.
Results are typically delivered within 3-5 days, offering clear insights on your specified testing needs. Our transparent result dissemination ensures clarity and informed decision-making.
Our DNA testing is renowned for its accuracy, thanks to our collaboration with certified AABB Laboratories. Rigorous quality control measures assure trustworthy results every time, backed by comprehensive accreditation.
With expert personnel ensuring sample integrity, our testing services boast unparalleled DNA test accuracy for every procedure, guaranteeing dependable outcomes that meet national and local standards.

Establishing parentage for custody/support.
Through precise DNA analysis, essential proof of parentage is supplied for legal cases involving custody or support. This evidence aids legal systems in assigning parental duties and ensuring fair financial support arrangements.
Confirming familial relationships.
DNA testing definitively clarifies relationships among family members, including siblings and grandparents. This accurate genetic information provides peace of mind, helps resolve disputes, and enhances family bonds through verified biological links.
Immigration cases requiring proof of biological relationships.
Reliable DNA verification is key in immigration procedures necessitating biological proof for visas or citizenship. Legal genetic tests deliver conclusive evidence recognized by authorities, streamlining family reunification and minimizing administrative hurdles.
Adoption cases or identifying unknown biological relatives.
In adoption contexts, DNA testing reveals biological relatives, offering adoptees insights into their genetics and origins. This process fosters emotional reconciliation, identity understanding, and access to vital family health history.
Genealogy and ancestry exploration.
Exploring genealogy through DNA tests unveils ancestral roots and distant relations, enriching one's understanding of cultural heritage. Insights from genetic markers into historical migration patterns fortify personal identity and family legacy exploration.
Our DNA tests meet stringent court standards in Grayson County, ensuring their validity and usability in legal family matters. By observing rigorous chain-of-custody protocols, our results are consistently reliable for court proceedings in Knollwood, TX.
In Knollwood's family and custody courts, precise verification of biological connections is imperative. Our properly certified DNA testing complies with Grayson County’s directives, thoroughly documenting each step to preserve the legal credibility of your DNA result.
By closely aligning with Grayson County's court standards, our DNA testing services provide assuredness and transparency in family legal matters. Families in Knollwood depend on our meticulous processes and documentation to resolve custody, inheritance, and paternity issues efficiently.
Grayson County Bar Association
Connect with family law attorneys experienced in handling DNA test results in legal cases.
USCIS Dallas Field Office
Essential for immigration cases requiring DNA evidence for relational proof.
Grayson County Court
Access local courts for filing legal documents or understanding DNA test admissibility.
Legal Aid of North Texas
Provides legal assistance in family law matters, including those requiring DNA test evidence.
Texas Health and Human Services
State health resources addressing genetic testing and family health inquiries.
Texas Judicial Branch
Information on legal processes and court procedures regarding DNA testing in Texas.
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DNA testing for legal and non-legal purposes including child support, and child custody around Knollwood, TX.
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Trish was amazing and got me through the sytem very fast and swift. I had a hard time hearing her a couple of times, but she was super sweet and helpful throughout the process. Highly recommend her!
Sophia Schutze - 6/19/2024
Dealing with allegation’s of drug use that completely false is stressful, ADT was able to get me the best tests, going back the farthest in the same day with as little hassle as possible, I spoke with 1 person and wasn’t transferred once, and they took my payment, and got me my work order for a clinic as close as possible for the service I needed. 5*
Christopher Hansis - 12/19/2024
Great service easy use quick processing! Need a hair follicle for my DCFS case , quick and convenient!
Jesse Dupre - 4/12/2025