Your Trusted Partner
Nationwide Drug & Alcohol Testing
Professional, certified collectors available 24/7/365
powered by GoDAT
Post Accident
Immediate 24/7 Response
Randoms
DOT & Non-DOT Testing
Reasonable Suspicion
On-Demand Testing
Background Checks
Comprehensive Screening
Our Testing Services
Professional drug and alcohol testing solutions tailored to your needs
Onsite Testing
We come to your location
Federal DOT Testing
Full compliance with 49 CFR Part 40 regulations
Non-DOT Testing
Customizable testing solutions
Alcohol Testing
Breath, saliva, urine, and EtG alcohol testing
Instant Testing
Results within minutes
Non-DOT Testing
Employer-directed testing programs
Hair Follicle Testing
90-day detection window
Nationwide Coverage
We provide services in all 50 states with a network of certified collectors.
Learn MoreAirport Services
FAA-compliant drug testing at commercial airports nationwide with SIDA badged technicians
Atlanta (ATL)
Hartsfield-Jackson
Dallas (DFW)
Dallas/Fort Worth
Los Angeles (LAX)
International
Port & Maritime Services
Comprehensive drug testing services for ports, maritime terminals, and seafarers
Port of Houston
Maritime Drug Testing
Port of Los Angeles
Seafarer Testing
Port of Miami
Terminal Services
HQ in Corpus Christi
Our headquarters is strategically located in Corpus Christi, Texas, serving as the central hub for our nationwide operations.
Serving Central Texas
We provide comprehensive drug testing services throughout Central Texas, including:
"24/7 Onsite has been our go-to partner for drug testing for over 5 years. Their response time is unmatched and their collectors are always professional."
— Safety Director, Major Transportation Company
Ready to Get Started?
Contact us today to set up your drug and alcohol testing program. We're available 24/7 to answer your questions.