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Chem Chek Co., Inc.

Third Party Administration & Drug Testing Service in Richardson
Open today until 3:30 PM
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Opening late this morning to handle on-site post accident testing. We should be there by about 11 am. We apologize for any inconvenience.

OPENING LATE! Well, it is a morning for accidents! We are all out of the office for post accident testing. If everything goes well, we will be here by 10am. We apologize for any inconvenience.

06/21/22 - we will not be conducting in-office testing today in observance of Juneteenth. As always, if you have an emergency post accident or reasonable suspicion test, we will be on call. Enjoy your holiday and we"ll see you Tuesday morning!

Opening a few minutes late today. We are out for some emergency onsite testing and will be back asap. It shouldn't be any later than 10am. We apologize for the inconvenience!

Happy Passover and Easter, Everyone!
While our office will be closed Friday and Monday, we will still be available 24/7 for accidents and emergencies. Please call 972-918-9300 if you need us while we are away.

Lots of news from the past week, but we'll start with this one:
House passes bill to legalize marijuana at federal level, called MORE Act
WASHINGTON - The U.S. House of Representatives on Friday voted to pass legislation to legalize marijuana at the federal level, one step closer to decriminaliz...

Read More

Opening a little late, but we will be there about 10am. Please check here for updates. Testing from about 10am-2:30pm today.

Chem Chek will be closed Thursday, February 24, due to a winter storm. Stay home, stay warm and we will see you Friday.


2 months ago
Very clean facility, the staff is super friendly and attentive. Best and easiest experience I’ve had taking a drug test
- Alia S
a year ago
The ladies that were working were very nice and professional. They made it very comfortable to speak with them and all around the experience was a very pleasant one!! Also, River was the best employee they have for sure. ;)
- Sasha C
a month ago
Great customer service. Fast, cumfy and friendly.
- minerva R

About Chem Chek

We believe that our partnership should be an extension of our client’s culture and philosophies. We want to be familiar with your company drug and alcohol policies so that we are supportive when speaking to applicants and employees. Our clients are not “one size fits all” and are not treated as if they are. We take the time to address your company’s needs and find solutions with each interaction.

Whether you are a Business Owner, HR Specialist, or Owner-Operator, Chem Chek will help you achieve and maintain your testing goals to comply with Federal Regulations and Company Policy.

Contact Us


Call now
  • (972) 918-9300


Get directions
1750 Alma Road #108
Richardson, TX 75081

Business Hours

Mon:9:00 AM – 3:30 PM
Tue:9:00 AM – 3:30 PM
Wed:9:00 AM – 3:30 PM
Thu:9:00 AM – 3:30 PM
Fri:9:00 AM – 2:30 PM
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