

TESTING • SCREENING • COMPLIANCE
From individual testing to complete employer programs, Quantum Labs & Diagnostics provides reliable drug and alcohol testing, background screening, DNA testing, and DOT compliance solutions designed to make the process clear and convenient.


DOT Drug & Alcohol Testing
DOT-compliant drug and alcohol testing for safety-sensitive employees, including pre-employment, random, post-accident, reasonable suspicion, return-to-duty, and follow-up testing.
Non-DOT Drug Testing
Flexible drug testing solutions for employers, organizations, and individuals, including pre-employment, random, post-accident, reasonable suspicion, and other approved testing needs
Background Screening
Comprehensive screening solutions to help employers make informed hiring and workforce decisions.
DNA & Relationship Testing
Confidential DNA testing for paternity and other approved relationship testing needs.
Employer Testing Programs
Structured workplace testing solutions for businesses that need consistent screening, random testing, or customized program support.
DOT Compliance Support
Specialized support for DOT-regulated employers and owner-operators, including consortium/C/TPA services, random programs, Clearinghouse support, and testing coordination.
QLD helps employers build practical testing and screening solutions based on their workforce, industry, and regulatory needs.
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