InOut Labs serves Chicagoland individuals and businesses with on-demand health and wellness diagnostics. Founded in 2012, InOut Labs offers more than 1000 tests, and our results are always confidential.

About InOut Labs

Founder Tim Thoelecke Jr. is a DATIA Certified Professional Collector Trainer (CPCT) and a certified Breath Alcohol Technician Trainer. With drug and alcohol testing experience for Department of Transportation and non-DOT businesses, all staff are trained thoroughly, and InOut Labs is a DATIA Accredited Collection Facility.

With more than 25 years of entrepreneurial experience, Tim understands the challenges that businesses face—especially when it comes to productivity. InOut Labs is dedicated to equipping employers and individuals with the information they need to make good decisions.

All drug and alcohol testing is conducted in accordance with Federal Drug-Free Workplace guidelines and standards set by the Drug and Alcohol Testing Industry Association.

InOut Labs is a proud member of DATIA and SAPAA, the industry’s leading professional associations.

We believe in giving back

A portion of all profits is donated to The Needy Family Fund. 100% of donations go to help the needy in our community.

You can help.

For more than two decades, The Needy Family Fund has been helping families around the Chicago area. The Needy Family Fund works with more than 200 families a year and 600 families use their food pantry. To learn more visit the website


Recent Posts

What is the acceptable level of substance abusers in your workplace?

April 12th, 2017|

Is 10 percent acceptable? Five percent? Shouldn’t it be zero? The Substance Abuse and Mental Health Services Administration (SAMHSA) conducts a survey every year. 10.2% of all Americans are substance abusers. One in ten.  In [...]

Policies can counter safety hazards from prescription misuse

March 16th, 2017|

A survey done by National Safety Council found that 70% of workplaces have been impacted by employee misuse of prescription drugs. Link to the survey here. Quote: Tim Thoelecke Jr., president of Morton Grove, Illinois-based InOut Labs, which [...]

Don’t sleep well? GERD or IBS? Dragging in the afternoon? Trouble losing weight?

March 7th, 2017|

Could be a food sensitivity. Many conventional physicians may not recognize “leaky gut syndrome,” but growing evidence suggests a link between “leaky gut” and numerous conditions from chronic fatigue syndrome to multiple sclerosis (MS). What [...]