Keeping your workplace safe and drug-free is critical—not just for compliance, but for the health, productivity, and morale of your team. At Occupational Health Services (OHS), we specialize in onsite drug testing throughout Wisconsin, offering efficient, professional services delivered directly to your job site or facility.
Whether you’re in Green Bay, Milwaukee, Appleton, or anywhere in between, our mobile medical team makes it easy to get the testing you need—without sending employees offsite.
Why Choose OHS for Onsite Drug Testing in Wisconsin?
We Come to You
Avoid lost time and productivity. Our licensed professionals travel to your location—whether it’s an office, warehouse, or construction site.
Comprehensive Testing Options
We offer both DOT and non-DOT drug testing, as well as oral fluid, urine, and breath alcohol testing. We also handle random testing, post-incident, and reasonable suspicion assessments.
Quick Turnaround, Minimal Disruption
Onsite testing means less downtime and faster return-to-work decisions. We also assist with lab coordination when follow-up testing is needed.
Statewide Coverage
With nurses located across Wisconsin, we can easily serve businesses in Green Bay, Milwaukee, Neenah, Manitowoc, and more.
Strict Compliance
Our team follows industry best practices, ensuring compliance with FMCSA, OSHA, and other regulatory requirements.
Local Experts in Occupational Health
OHS is a family-owned and operated company that’s been helping Wisconsin businesses reduce downtime and minimize claims for over 30 years. We provide tailored onsite services for companies of all sizes—from manufacturers to trucking firms to construction crews.
Our Green Bay-based headquarters and Milwaukee-area medical staff allow us to respond quickly when time is critical, including after-hours post-accident testing.
Improve Safety, Compliance & Productivity
Reducing workplace risks while staying compliant doesn’t have to slow down operations. With OHS onsite drug testing, your business benefits from faster decision-making, fewer disruptions, and a healthier workforce—all without sacrificing safety or compliance.
Ready to schedule onsite drug testing?
Contact us today or call 920.264.4644 to speak with our team.
