1st Klass Mobile Lab & Office Services provided admin services to me in a field that I was not familiar with and didn’t have the patience for during my own work...

“Great service for independent drivers! Easy enrollment in the consortium and quick testing when I needed it.”

Needed a DOT screening fast—1st Klass showed up same-day and handled it like pros. Highly recommended for CDL drivers! Convenient evening and weekend hours .

Owner is funny super nice she got all these snacks soda candy I love it there! Happy customer

Very professional staff that is knowledgeable about drug testing. I learned that they also offer paternity testing. Super clean facility with flexible hours! H...