DOT/Non DOT specimen collection in Charlotte and surrounding areas
TL Works handles DOT and non-DOT collections for trucking, construction, and other safety-focused employers.
Reliable screening for every work place
TL Works delivers fast, compliant drug testing for transportation and logistics employers.
DOT collections
DOT-mandated testing for CDL drivers and fleets. Every chain of custody form done right, first time.
Non-DOT testing
For companies without federal rules who still want a safe shop. Same care, fewer forms.
Trucking & construction
We know the industry. Random pools, post-accident pulls, and pre-hire screens for crews across Charlotte.
Specimen handling
Proper ID, correct temperature check, and a clean chain of custody so your results hold up.
Audit-ready, every single time
Every collection at TL Works is handled once, done right, and built to pass a DOT audit without friction.
1
Collector per collection
Convenient
And Confidential
Reliable
Compliant
0
Forms left incomplete
Keeping Charlotte fleets compliant
Fleet managers and safety officers in Charlotte count on TL Works for collections that are done with safety, accuracy and reliability.
TL Works handles DOT collections for our drivers on a schedule that actually works. The chain of custody forms come back clean, so we stay audit-ready without the back-and-forth.

Jenn
Fleet manager, Charlotte trucking company
We needed non-DOT collections for a new hire at a construction site on short notice. TL Works came through, and the paperwork was exactly what our safety team needed.

Marcus
Safety coordinator, Charlotte construction firm
Since we switched to TL Works, our audits have gone smoother. The collection process is straightforward, and the forms are always complete. No surprises.

Dana
HR manager, logistics company
I run a smaller crew and don't have time to chase paperwork. TL Works makes it simple. Show up, get it done, move on. That's exactly what I need.

Trey
Owner, Charlotte-based construction crew
A DOT drug test, done right the first time

Need specimen collection scheduled this week?
Call or email TL Works to set up your collection. We'll confirm your appointment details quickly and get you on the calendar.