Schedule your appointment online or by phone, choosing standard, after-hours, or mobile service. We arrive on-site or prepare curbside, verify identities, and collect samples or documents discreetly. Tests are processed through trusted labs or secure systems, and results are delivered quickly, often within 24 hours, using encrypted channels. Every step follows strict chain-of-custody, DOT, and HR compliance standards, which protects your organization during audits and investigations.