National Testing Labs


The National Testing Laboratories, Ltd. Network shall be a leading provider of quality laboratory services in support of environmental health and safety issues, recognized worldwide for its commitment to customer service.

The National Testing Laboratories, Ltd. Network will strive to supply our customers with information to allow them to make educated decisions to protect themselves and others around them.

We will provide validated results in a manner that responds to the needs of our customers while developing new skills and technology to meet the demand of future markets.

We will promote mutual respect, teamwork and creativity in a healthy and safe environment. The Network will provide the leadership, training and education deemed necessary for employees to fulfill their responsibilities.

National Testing Laboratories (NTL) is one of the largest independent laboratories in the U.S. specializing in the analysis of drinking water for chemical and microbiological contamination. The corporate office in Cleveland, Ohio is integral to the operation of our laboratory facility in Ypsilanti, Michigan. For more than 25 years, we have offered a wide range of services for residential and commercial customers. Commercial customers include public water systems (city water), environmental consultants, engineers, water treatment professionals, bottled water plants, well drillers, food producers, pharmaceutical companies, laboratories and home inspectors. In 1998, Environmental Hazards Services, LLC. (EHS) of Richmond, Virginia was added to the network. EHS offers analysis for lead and asbestos in air and solids. Their strength is in high-quality analysis with very short turnaround time. The addition of EHS further enhances the broad capabilities of the network to better serve valued customers.

The network laboratories perform analysis according to USEPA and standard methods to meet state compliance in addition to performing informational tests for quality control purposes. Certifications are held across the country to meet customers' needs. Network laboratories successfully participate in the USEPA, NIST and AIHA Proficiency Testing Programs and rank in the top percentile when compared to all other participants. Our technical representatives are contributing members to various industry association committees including the International Bottled Water Association and Water Quality Association. The staff is also frequently sought after for industry educational seminar instruction on the quality of water and water testing topics. The network maintains active membership in industry associations including: The American Water Works Association, International Bottled Water Association, National Rural Water Association, National Ground Water Association, Water Quality Association and various state and regional associations of these groups.

Customer Service
Customer service is a high priority for all network laboratories. Technical service representatives review current regulations and are frequently in contact with regulators in order to offer informed recommendations to customers about their testing needs. After consulting with one of our representatives, customers are shipped test kits that come with simple instructions to make sample collection and shipping back to our laboratories quick and easy. Rest assured, our service doesn't stop there; our service representatives are available to answer any questions from collection of your samples to answering any queestions about your test results.

National Testing Laboratories, Ltd.
NTL performs water analysis for customers worldwide according to USEPA and Standard Methods.We test for compliance and informational purposes and hold certifications across the United States. The achievement of ISO 17025:2005 accreditation is a confirmation of our commitment to providing the highest quality services and support to all of our customers.