In order to provide you with the service you are entitled to, LWD Inc. has formed strategic alliances with nationally recognized medical review officers, certified laboratories, authorized collection sites, substance abuse professionals and substance abuse recovery centers.  
The services provided by these service agents meet or exceed the requirements of 49 CFR part 40.341 of the DOT Drug and Alcohol Testing Regulations.

The following are some of LWD Partners and Affiliates that have demonstrated professional business practices in DOT safety-sensitive industries. Our partners enable us to expand our business services and offer greater savings to you while maintaining our high-standards.

If your company is interested in partnering with LWD, please contact us at our main headquarters in Irwindale, California.