Contact Us
Teklab Inc (Corporate) 5445 Horseshoe Lake Road. Collinsville, IL 62234 (Map it)

We at Teklab, Inc. believe that communication with our clients is essential. We welcome and encourage suggestions to improve the environmental testing services we provide

Phone:     (618) 344-1004

Toll Free: (877) 344-1003

Fax:          (618) 344-1005

Our regular business hours are 8 am to 5 pm Monday through Friday. We do offer extended sample drop off on an as-needed basis, please call to set up any after hours appointments.

You can also visit Teklab Inc on LinkedIn or Facebook

If you have any general questions please feel free to email us:

  John Riley (Teklab Chief Marketing Officer)

  Kelly Klostermann (Sales)



Full Contact List:

Teklab Management

CEO/Chief Marketing Officer John H. Riley           Send John an email

James S.  Riley    
Send Jim an email

  Quality Manager Stacy Mathis  Send Stacy an email 
Technical Manager (Corporate)
Rob Henson Send Rob an email    Quality Officer Claire Bogner  Send Claire an email 
Field Supervisor
Frank Barthol  Send Frank an Email    

Sales Tel Email   Project Management  
Kelly Klostermann
(618) 920-2534
Send Kelly an email 
  Elizabeth Hurley Send Liz an email 
Sherri Jones (816) 820-3195
Send Sherri an email 

Shelly Hennessy  Send Shelly an email

  Marvin (Chip) Darling  Send Chip an email 

  Patrick Riley
Send Patrick an email  
        Allison Colin Send Allison an email
Regional Offices      

Kansas City Tel Email       
Grant Kline (913) 904-2961  Send Grant an email   
Chicago Tel  Email    
Aaron Renner (630) 800-8638 Send Aaron an email    
Springfield, Iliinois  For Air inquiries please call 1 (877) 344-1003     


Michael Austin 
Michael Austin 

Service Center Location Maps
Kansas City Service Center - 8421 Nieman Road, Lenexa, KS 66214
Springfield Service Center - 3920 Pintail, Suite A, Springfield, IL 62711
Chicago Metro Service Center- 1319 Butterfield Road, Suite 502, Downer's Grove, IL 60515