On Site Drug Testing, Inc.
                                                                    (708) 207-7109

                                                    On Site Drug Testing, Inc.



Core Competencies 

On  Site Drug Testing, Inc. is a drug and alcohol collection service that performs testing  at your facility.  This allows companies to save valuable time and money by testing directly on the premises. 

The benefits of testing on site are: 

·         Save time and money through limited down-time

·         Employee is working up the minute they are notified

·         On site testing done conveniently at your location


By testing on site we can help you maintain a drug free workplace.  We specialize in DOT and non-DOT drug and alcohol screens.  Testing can be specified to meet your needs.


Company Data

Our collectors have achieved certification through the Drug & Alcohol Testing Industry Association (DATIA) and Substance Abuse Program Administrators Association (SAPAA).  Our collectors also are Certified Breath Alcohol Technicians (BAT) in accordance with DOT Regulations (DOT Rule 49 CFR Part 40).  Our breathalyzer machines meet all DOT requirements.

Company Designations

Cage:              6J4S3

DUNS:            969375208

NAICS:           541380 Testing Labs

SIC:                 8734 Testing Labs

PSC:                Q301 Laboratory Testing



On Site Mobile Drug Testing, Inc.

P.O. Box 63

Mokena, IL 60448

P:  708.207.7109

F:  708.995.5413

e-mail:  tvosonsite@comcast.net


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