DNA Testing Locations - Brentwood, CA

Paternity, Child Custody, Court

With 40 testing centers in the Brentwood area, we offer drug and alcohol testing for employment, probation and DOT requirements. Additional services include DOT consortium enrollment, DNA Testing and background checks. Order your tests and services online or call (800) 221-4291.

40 DNA-Testing Centers in Brentwood

Minutes Away, Test Today

3901 Walnut Blvd Ste A-2

0.38 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
3901 Walnut Blvd Ste A-2
Brentwood, CA 94513

1181 Central Boulevard, Suite C

0.47 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
1181 Central Boulevard, Suite C
Brentwood, CA 94513

2400 Balfour Rd Ste 230

0.95 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
2400 Balfour Rd Ste 230
Brentwood, CA 94513

4501 Sand Creek Rd

3.17 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
4501 Sand Creek Rd
Antioch, CA 94531

3450 Hillcrest Ave

4.55 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
3450 Hillcrest Ave
Antioch, CA 94531

3901 Lone Tree Way

5.51 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
3901 Lone Tree Way
Antioch, CA 94509

2339 Buchanan Rd

9.28 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
2339 Buchanan Rd
Antioch, CA 94509

3400 Delta Fair Blvd

9.32 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
3400 Delta Fair Blvd
Antioch, CA 94509

1251 California Ave Ste 600

11.13 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
1251 California Ave Ste 600
Pittsburg, CA 94565

3774 Railroad Ave Ste C

11.92 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
3774 Railroad Ave Ste C
Pittsburg, CA 94565

1901 Railroad Ave Ste B

12.13 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
1901 Railroad Ave Ste B
Pittsburg, CA 94565

1001 Pittsburg Antioch Hwy Ste B

12.81 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
1001 Pittsburg Antioch Hwy Ste B
Pittsburg, CA 94565

5167 Clayton Rd Ste H

14.84 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
5167 Clayton Rd Ste H
Concord, CA 94521

3000 Las Positas Rd

16.21 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
3000 Las Positas Rd
Livermore, CA 94551

2 Terminal

17.59 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
2 Terminal
San Francisco, CA 94128

2160 W Grant Line Rd Ste 230

17.95 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
2160 W Grant Line Rd Ste 230
Tracy, CA 95377

5601 Norris Canyon Rd Ste 140

18.02 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
5601 Norris Canyon Rd Ste 140
San Ramon, CA 94583

6001 Norris Canyon Rd Ste 142

18.02 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
6001 Norris Canyon Rd Ste 142
San Ramon, CA 94583

5570 Stockton Loop

18.04 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
5570 Stockton Loop
Livermore, CA 94550

1111 E Stanley Blvd

18.08 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
1111 E Stanley Blvd
Livermore, CA 94550

1133 E Stanley Blvd Ste 151

18.09 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
1133 E Stanley Blvd Ste 151
Livermore, CA 94550

2301 Camino Ramon Ste 108

18.24 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
2301 Camino Ramon Ste 108
San Ramon, CA 94583

4000 Dublin Blvd Ste 150

18.26 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
4000 Dublin Blvd Ste 150
Dublin, CA 94568

320 Lennon Ln Fl 2

18.27 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
320 Lennon Ln Fl 2
Walnut Creek, CA 94598

2477 Pacheco St

18.57 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
2477 Pacheco St
Concord, CA 94520

2425 East Street, Suite 6

18.78 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
2425 East Street, Suite 6
Concord, CA 94520

2540 East St

18.80 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
2540 East St
Concord, CA 94520

108 La Casa Via, Ste 105

19.02 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
108 La Casa Via, Ste 105
Walnut Creek, CA 94598

10200 Trinity Pkwy

19.35 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
10200 Trinity Pkwy
Stockton, CA 95219

2090 Commerce Ave

19.37 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
2090 Commerce Ave
Concord, CA 94520

644 W 12th St

19.38 mi
🕑 Testing Hours: Mon–Fri: 8:00 AM-5:00 PM✓ Walk-in with Electronic Donor Pass
644 W 12th St
Tracy, CA 95376

3128 Santa Rita Rd

19.42 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
3128 Santa Rita Rd
Pleasanton, CA 94566

2231 Galaxy Ct

19.43 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
2231 Galaxy Ct
Concord, CA 94520

632 West 11th Street, Suite 115

19.49 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
632 West 11th Street, Suite 115
Tracy, CA 95376

2224 Delucchi Dr

19.58 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
2224 Delucchi Dr
Pleasanton, CA 94588

2324 Santa Rita Rd Ste 4

19.85 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
2324 Santa Rita Rd Ste 4
Pleasanton, CA 94566

3200 Busch Rd

19.92 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
3200 Busch Rd
Pleasanton, CA 94566

1425 S Main St

19.95 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
1425 S Main St
Walnut Creek, CA 94596

5635 W Las Positas Blvd

19.97 mi
🕑 Testing Hours: Mon–Fri: 8:00 AM-5:00 PM✓ Walk-in with Electronic Donor Pass
5635 W Las Positas Blvd
Pleasanton, CA 94588

2291 W March Lane, Suite 145 F

20.01 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
2291 W March Lane, Suite 145 F
Stockton, CA 95207

How It Works

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.

Brentwood DNA Testing

DNA Testing Services Available at Our Brentwood, CA Labs:

Explore reliable DNA testing services in Brentwood, CA, provided by Accredited Drug Testing. Our tests determine genetic relationships for legal, medical, or personal purposes, offering you insights into familial ties or ancestry. Whether it’s establishing paternity, confirming siblingship, or aiding immigration applications, our court-admissible DNA analyses deliver the accuracy you need. With our testing partnerships in fully certified labs, we guarantee top-notch results, ensuring confidentiality every step of the way. Families rely on our services for tested insights into their lineage and genetic makeup, helping you navigate personal or legal inquiries with confidence.

Testing Types Available:

Legal DNA Testing

We offer court-admissible DNA testing for legal proceedings like custody or immigration, ensuring accuracy and compliance with legal standards.

Our legal DNA tests confirm or deny biological relationships with results that are recognized by courts and immigration authorities.

Non-Legal DNA Testing

Our standard DNA tests provide personal insights into ancestry, health, and genetic conditions, ideal for personal or research purposes.

Get non-legal DNA tests done to explore your genealogical connections or investigate familial ties discreetly and confidentially.

How Our DNA Testing Works

Visit any of our Brentwood, CA DNA testing facilities for sample collection. Our certified professionals ensure a quick and confidential process.

Your sample undergoes DNA sequencing and profiling, analyzed for genetic markers and checked against accredited standards in top labs.

Receive your precise results within 3-5 days, providing genetic insights or court-admissible documentation.

Accuracy and Reliability

We prioritize precision with our DNA testing, using accredited AABB labs and meticulous quality control to guarantee the validity of your results.

All DNA analysis procedures adhere to rigorous standards, ensuring reliable and certified outcomes by certified specialists.

Common Reasons for DNA Testing in Brentwood

Establishing parentage for custody/support.
Our DNA testing provides irrefutable, court-admissible evidence for custody or support cases, confirming parentage with precision. This allows judges to make informed rulings to ensure rightful parental responsibilities and equitable support.

Confirming familial relationships.
DNA analyses confirm familial ties with certainty, resolving queries about relationships between siblings, grandparents, and extended family. By providing reliable results, they counsel inheritance settlements and enhance family connection through assured biological links.

Immigration cases requiring proof of biological relationships.
For immigration matters, DNA testing offers the necessary proof of biological ties needed for visas and naturalization. These legal tests are accepted by immigration departments, aiding family unification while minimizing wait times.

Adoption cases or identifying unknown biological relatives.
DNA testing aids adoptees in uncovering unknown relatives, essential for learning one's genetic background. This facilitates closure and healing, while offering crucial family health stories and a deeper personal identity understanding.

Genealogy and ancestry exploration.
Unveil your family's origin and ethnic roots through genealogy DNA testing. By offering insights into ancient migration paths, these tests deepen your understanding of cultural identities and help explore familial heritage in depth.

Brentwood Legal and Court-Admissible Testing

Our DNA tests comply with local court standards in Contra Costa County, confirming validity and acceptance in family law settings. With strict protocols, we deliver reliable results acknowledged by courts, all performed in accredited labs.

In Brentwood, CA, confirming biological relationships in family law matters is pivotal. Our certified DNA testing follows local Contra Costa County court mandates, ensuring sample integrity with precise documentation. Upholding legal integrity is our priority.

By adhering to Contra Costa County's legal standards, our DNA testing provides clarity in family law issues. Families in Brentwood, CA, depend on our methodical testing and reliable documentation, resolving custody, inheritance, and paternity effectively.

Brentwood California Community Resources

Contra Costa County Bar Association
Find specialized family law attorneys to support your DNA-related legal needs in Brentwood, CA.

Contra Costa Health Services
Local health department offering resources on family and genetic health testing services.

USCIS Field Office - San Francisco
Handles immigration cases, where DNA testing might be necessary to confirm familial relationships.

Contra Costa Superior Court
The local court system for family law proceedings, recognizing DNA test results for legal matters.

Contra Costa County Employees' Retirement Association
For inheritance or benefits queries where familial DNA matches might be relevant.

Legal Services for Children
Offers legal aid regarding custody battles and adoption, where DNA testing results are crucial in proceedings.

Brentwood Drug Testing

Quickly find trusted local drug testing centers in Brentwood, CA — fast, convenient, and reliable every time!

Brentwood DOT Drug Testing

Quickly find a local DOT drug testing center in Brentwood, CA — fast, reliable, convenient nationwide service!

Brentwood DNA Testing

DNA testing for legal and non-legal purposes including child support, and child custody around Brentwood, CA.

Brentwood Industry Training

Including specimen collector training, DER training, reasonable suspicion training and much more in Brentwood, CA.v

Brentwood Hair Drug Testing

Get fast, accurate hair drug testing at our convenient Brentwood, CA locations—results you can trust, every time!

Brentwood Alcohol Testing

Fast, reliable alcohol testing to keep your workplace safe and compliant every single day in Brentwood, CA.

Brentwood Drug Testing Services

Reliable nationwide drug testing services ensuring accuracy, compliance, and quick results for businesses and individuals in Brentwood, CA.

Brentwood 5 Panel Drug Test

Accurate 5 panel drug testing with fast, confidential results—trusted by Brentwood, CA employers and individuals nationwide.

Brentwood 10 Panel Drug Test

Comprehensive 10 panel drug testing with fast, reliable results—trusted for Brentwood, CA workplace and personal testing needs.

Brentwood On Site Drug Testing

Convenient on-site mobile drug testing with fast, reliable results—saving time while keeping your Brentwood, CA workplace compliant.

Brentwood DOT Physicals

Certified DOT physicals with quick, reliable exams to keep Brentwood, CA drivers compliant and on the road with confidence.

DOT Consortium

Join our DOT consortium for hassle-free compliance, random testing management, and reliable driver safety solutions.


Frequently Asked Questions

Yes. Accredited Drug Testing provides access to DNA collection locations nationwide. In most cases, individuals can be scheduled at a site close to their home, workplace, attorney’s office, or court jurisdiction for convenience.
Yes, if it is ordered as a legal paternity DNA test and collected under strict chain-of-custody procedures. During a legal test, each tested party’s identity is verified, the collector documents the handoff of the swabs, and the lab issues a report suitable for court, child support enforcement, and other official proceedings.
Accredited Drug Testing also offers non-legal DNA testing. This option still compares DNA profiles but does not require the same level of identity documentation or chain of custody. These results are for personal knowledge and are typically not intended for courtroom use.
Immigration-related DNA testing is used to confirm a claimed biological relationship, such as parent and child, when other documentation is incomplete or unavailable. Properly collected and documented DNA samples can be submitted as supporting evidence in visa or residency applications.
Most DNA tests use a painless cheek swab (buccal swab). A trained collector swabs the inside of the cheek to collect cells containing each person’s DNA. In legal and immigration cases, this process is witnessed, logged, and sealed to protect the integrity of the results.
Yes. Results are released only to the authorized requesting party, such as the tested adult, legal guardian, attorney, court/probation contact, or designated immigration representative. All results are handled under strict confidentiality and documented securely.
Yes. Accredited Drug Testing provides relationship DNA tests, including grandparent DNA tests, sibling tests, avuncular (aunt/uncle) tests, and other kinship analyses. These tests help establish or confirm a biological relationship when one or both biological parents cannot participate.
In many cases, DNA collection appointments can be arranged quickly to meet legal timelines, court dates, immigration requests, or custody hearings. The collection is performed at an approved location and then sent for laboratory processing.

Customer Reviews

Super Easy to Schedule

Super easy to schedule and get what you need, weather for a job, personal, or court ordered! I believe I spoke with Justine who was helpful in answering all my questions and stayed on the phone with me until she was sure I was all set and got the emails I needed.

Mandy Ryan - 12/14/2024

Kind and very helpful

Called around for hours and posted from company to person and got nowhere and had to fight to get a refund die to there miss information, well save time and sanity Acredited is the ONLY place the person was kind and very helpful, said what I needed and Faith the lady I dealt with made it simple and she did above and beyond everything I needed, as I'm going through a devorse this was a great help and made my day 100 stars from me.

Steven Harrison - 12/19/2024

ADT was able to get me the best tests

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


(800) 221-4291