// Get to Know about
Our History
Our roots at OHD, LLLP began in serving the occupational health care market in the Southeastern United States.
Today, OHD is a global manufacturer and provider for The QuantiFit2(R) mask fit testing device. We are also proud to be the sole North America distributor of the SVANTEK line of noise and vibration monitoring. From personal dosimeters to area sound level meters, Svantek offers an unrivaled product line to fit your ever-changing needs.
We also offer additional safety and health devices, including audiometers, spirometers and sound booths.
As OHD continues to expand, our success underscores our goal. It is our aim to continue to provide you with the appropriate and exact equipment to meet you and your employees needs