Nationwide Mobile Testing

On-site. On-time.


HTS provides industrial clients with a full-range of occupational medical surveillance screening services.

We make Compliance easy

and affordable.

OSHA/MSHA/FRA regulations are specific, technical, and can change regularly. We help businesses understand and meet the regulations that apply to their business. In addition, we help with documentation, reporting, and post-testing care when needed.  


We educate and train.

Protecting workers and businesses.

At HTS, we help workers build healthy occupational habits for life. We support businesses in proactively building a safe workforce to prevent hearing loss and other occupational medical issues.

Employees exposed to high noise levels is the #1 occupational hazard in the manufacturing sector.

From 1 location to 800.

We work on your schedule, not ours.

With clients across all industries including refineries, pipeline, manufacturing, construction, packaging, aviation, food processing, and more, we know how to provide efficient testing and surveillance.


Our fleet is built tough, but comfortable.

Designed by medical experts to collect
the best data possible.

Audio-Only Mobile Units

Our fleet is custom engineered by industry-pioneering audiologists and built in-house to offer a positive experience for our customers during test sessions, while collecting the best quality data. Our audiometric technicians are CAOHC certified, experienced, and able to help your employees understand their hearing test results post-testing.

Multi-Phasic Mobile Units 

Custom-built Multi-Phasic Mobile Units designed with employee privacy and comfort in mind. Silica, Asbestos, DOT, HAZWOPER, Fire Brigade and ERT physical exams available.  Client-specific customized physical exams are also available.