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We're Here to Help. Contact Us

We have expanded our business hours to better serve our customer needs.  Our Technical Service Representatives are available Monday through Friday from 7:00 a.m. till 5:00 p.m (ET).  We are here to assist you with all of your water testing concerns and questions. 

Corporate Headquarters

6571 Wilson Mills Rd.Cleveland, Ohio 44143

Phone: (440) 449-2525 or Toll-free (800) 458-3330

Fax: (440) 449-8585

E-mail: ntlsales@ntllabs.com

*  All correspondence should be directed to corporate headquarters.

Lab Locations

All water samples must be returned to the lab specified on your sampling instructions.  Please do not ship samples to the corporate headquarters.

National Testing Laboratories, Ltd.

556 South Mansfield St.

Ypsilanti, Michigan 48197

Environmental Hazards Services, LLC

7469 White Pine Rd.Richmond, Virginia 23237

Phone: (804) 275-4788

Fax: (804) 275-4907

E-mail: ktyler@leadlab.com

Website: www.leadlab.com

Environmental Hazards Services, LLC (EHS) of Richmond, Virginia is an environmental and industrial hygiene testing laboratory which specializes in the analysis of Lead, Asbestos, PCBs, Mold and Multi-Metals. EHS provides services to environmental consultants, engineering firms, remediation contractors, government agencies, medical facilities, school districts, non-profit agencies and residential clients. EHS is committed to providing quality services to its clients through the application of a knowledgeable staff, good laboratory practices and strict adherence to both our in house quality assurance program and all regulatory requirements.