Onsite Occupational Health Testing & Services

COVID-19 Testing

Respirator Medical Clearance

Medically qualify your employees prior to respirator use.

Respirator Fit Testing

Quantitative & Qualitative Fit Test Methods Available

Respirable Crystalline Silica Physical Exams

Are you compliant with the new OSHA Silica standards?

Employee Physical Exams

HTS specializes in on-site mobile physical exam services, customized to meet any client request.

Audiometric Hearing Exams

OSHA/MSHA/FRA compliant on-site audiometric services for your Workforce

Drug & Alcohol Screening

On-Site employee substance abuse screening helps keep sites working safe and deters abuse.

Pulmonary Function Testing

HTS is a NIOSH Certified Spirometry Facility.