Reliable, on-site DOT drug & alcohol collections.
Dapsim Compliance Solutions brings certified specimen collection to your yard, terminal, job site, or office — so employers, fleets, and drivers stay compliant without the downtime.
On-site
Collections at your location
24/7
After-hours & weekend availability
DOT
Compliant chain-of-custody
Metro
Atlanta & North Georgia coverage
What we do
Collections built around the way you operate
Every DOT collection type, performed on-site by a certified collector with defensible chain-of-custody.
Why Dapsim
A compliance partner that shows up — on your schedule
We handle the logistics so testing never pulls your people off the operation.
We come to you
Fully mobile collections at yards, terminals, job sites, and offices — your team never leaves the operation.
Built around your shifts
After-hours, overnight, and weekend appointments so testing never collides with dispatch.
Defensible by design
Trained, certified collectors and meticulous chain-of-custody that stands up to a DOT audit.
One compliance partner
Collections, consortium support, and recordkeeping handled by a single, accountable team.
How it works
From request to records in four steps
A simple, predictable process whether it's a scheduled random or an urgent post-accident call.
Request a collection
Call or send a request with your location, drivers, and the type of test you need.
We schedule & dispatch
We confirm a time that fits your shift — including evenings and weekends — and arrive prepared.
On-site collection
A certified collector completes the specimen collection with full, defensible chain-of-custody.
Results & records
Specimens move to the lab and MRO, and your compliance records stay clean and audit-ready.
Who we serve
Trusted by the workforces that keep North Georgia moving
Service area
On-site across the Atlanta Metro & North Georgia
If your drivers run here, we can get to them. We cover employer sites, fleet yards, job sites, and offices throughout the region.
“Compliance shouldn't cost you a shift. We built Dapsim to bring the collection to the driver — done right, documented fully, and ready whenever you need it.”
Dapsim Compliance Solutions
Request service
Need a mobile DOT collection?
Tell us your location and shift. We schedule fast — including evenings and weekends — and bring a certified collector to you.