- 920-264-4644
- info@occupationalhs.com
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OHS provides fast, reliable onsite drug and alcohol testing to help employers maintain a safe, compliant, and productive workplace. With certified collectors available across Wisconsin, we deliver same-day testing directly at your facility — reducing downtime, preventing unnecessary offsite trips, and ensuring accurate, professional results every time.
Whether you need post-accident testing, DOT-regulated testing, or routine pre-employment screens, OHS brings the testing to you.
Rapid onsite response to support timely testing after an injury or incident — helping you stay compliant with company policies, insurance requirements, and regulatory standards.
Same-day onsite testing when supervisors identify signs of impairment. We also provide Reasonable Suspicion Supervisor Training to support proper documentation and decision-making.
Flexible onsite options that allow employers to conduct random selections without disrupting production or sending employees offsite.
Fast, onsite testing for new hires to support a safe and drug-free workplace, streamline onboarding, and reduce hiring delays.
DOT-compliant urine drug testing and breath alcohol testing performed by certified collectors, ensuring your drivers remain compliant and fit for duty.
Onsite breath alcohol testing with certified, calibrated equipment for accurate and legally defensible results.
Immediate onsite results using CLIA-waived rapid testing kits — ideal for pre-employment and post-accident screenings.
For non-negative rapid results, we coordinate lab confirmation and MRO (Medical Review Officer) review.
When testing is performed onsite, you benefit from:
Faster testing with same-day response
Reduced downtime compared to offsite clinics
Greater compliance with DOT and company policies
Minimized risk of adulteration or tampering
Fewer disruptions to production and scheduling
Improved safety and accountability across all shifts
Our certified collectors deliver professional, confidential testing — ensuring accuracy, privacy, and compliance at every step.
With mobile testing teams across Wisconsin, OHS provides drug and alcohol testing where you need it, when you need it — keeping your workplace safe, compliant, and productive.
Occupational Health Services provides onsite medical care, testing, and injury management across Wisconsin — helping your team stay safe, compliant, and on the job.