Guided by principles. Driven by excellence.
Reliable Testing.
Compliant Practices.
People First.
Drug & Alcohol Testing Services
We serve as a trusted compliance partner for employers, owner-operators, and independent professionals who are required to maintain federal or workplace drug and alcohol standards. Our approach combines clinical accuracy with compassionate service, delivered in a discreet, judgment-free environment.
All of our collectors are drug-free, certified, and hold a valid TWIC card.
We partner with LabCorp /CRL Labs for accurate testing of our specimens.
Who We Serve
FMCSA-Regulated Employers & CDL Drivers
We provide Department of Transportation (DOT) drug and alcohol testing in full compliance with 49 CFR Part 40—meeting federal standards for pre-employment, random, post-accident, reasonable suspicion, and return-to-duty testing.
Construction & Trade Industries
Whether you're overseeing job-site safety or ensuring a drug-free workplace, we offer customized Non-DOT testing programs for general contractors, developers, and subcontractors.
Logistics & Last-Mile Delivery Teams
Our testing ensures drivers and warehouse employees meet your internal standards and client compliance requirements—keeping your workforce safe, reliable, and ready.
Individuals & Entrepreneurs
Whether required by a court order, custody agreement, or personal reason, we provide non-DOT drug and alcohol testing with confidential results and fast turnaround—no judgment, just answer
Our Testing Solutions Include:
- DOT Urine Drug Screens (5-panel)
- Non-DOT Drug Panels (5, 10, or 12-panel)
- Alcohol Breathalyzer Testing (EBT/Non-EBT)
- Pre-employment, Random, Post-Accident & Return-to-Duty Testing
- On-Site and Mobile Collection Services (We come to you!)
- Consortium & TPA Program Management
Why Choose White Drum Holdings for Testing?
Faith-Based Values: We lead with compassion, integrity, and fairness—no one is just a number in our system.
Certified Collection Agents: All testers are DOT-qualified and trained in proper chain-of-custody protocol.
Confidential Results: Whether testing for work, legal matters, or personal assurance, your results are private and secure.
Southern Coverage: We proudly serve alDallas /Ft.Worth, Houston, Austin, San Antonio , with both in-clinic and mobile on-site testing available for your convenience 24hrs a day.
Same-Day Reporting Available: When urgency matters, we respond fast—with reliable, lab-backed results