About Us
Providing trusted environmental analytical services to the Midwest and beyond since 1982. If you are looking for a trustworthy testing laboratory, that offers precision and accuracy with unparalleled customer service: Teklab is the gold standard.
A History of Dedication and Future Aspirations
Established in 1982, Teklab is a premier full-service environmental laboratory providing comprehensive testing services across the Midwest and beyond. From humble beginnings, we have worked diligently to earn our reputation as the leading testing laboratory in the Midwest. Our team takes immense pride in this hard-earned recognition for quality. We have relied solely on hard work, motivation, and innovation to establish ourselves as a respected presence in the environmental testing and analytical industry.
Fueled by our passion for progress, Teklab is dedicated to advancing and refining analytical processes, constantly evolving our methods to deliver results with greater efficiency and provide exceptional value and service to our clients. We consistently prioritize people over profits, striving to operate as an altruistic company, which has cultivated a loyal and ever-growing client base. As our growth continues, we’ve gone to great lengths to develop a continuity plan for a smooth transition to our new facility directly across the street from our current location on Horseshoe Lake Road. It’s our goal to grow organically, minimizing any impact on our analytical abilities, because we understand how important quick results are and want to avoid any unwanted delays in your project. To us, our clients are like family—returning for the reliability of an industry leader paired with the personal touch of a trusted partner.

Expanding Our Capabilities
We’re thrilled to see the progress on our new laboratory facility in Collinsville, IL, and want to extend a sincere thank you to everyone who played a role in this important phase of construction. A special thanks to ARCO and Fenix Construction for their skillful execution of the concrete tilt-up process— your dedication, precision, and partnership are deeply appreciated. It’s been an incredible experience working with such a committed team.
We’re more excited than ever to take the next steps and can’t wait to move into our new state-of-the-art space!




A Collaborative Approach
Transparency
We undergo regular audits by national accrediting bodies and large clients to ensure consistent validation of our quantification capabilities. Coupled with our own self-monitoring and internal auditing procedures, these efforts allow us to maintain quality assurance mechanisms that exceed industry standards.
Respect
Our approach to people is simple: respect and treat everyone like family. We firmly believe that investing in people to help propel science forward is key to building lasting relationships for prosperity.
Best Practices
Teklab’s environmental science framework adheres to the standardized
TNI methods required for NELAP-accredited analytical laboratories. This commitment to accuracy is paramount to our success and underscores our reputation as a reliable partner for testing and analysis.

What is Environmental Testing?
Environmental testing involves the scientific analysis of environmental samples, such as air, water, soil, sediment, and biological materials, to evaluate their composition and detect contaminants or pollutants. This type of testing helps assess environmental quality, ensure regulatory compliance, and protect public health and ecosystems.
We serve a diverse clientele, including manufacturing firms, engineering consultancies, and municipal entities. Teklab is proud to be committed to delivering reliable, accurate results that meet the highest industry standards.
Our expertise encompasses a broad spectrum of analyses, including:
- Air quality assessment
- Drinking water analysis
- Groundwater evaluation
- Wastewater testing
- Sludge examination
- Soil analysis
- Oil composition testing
- Special waste characterization
Our Mission
Teklab is dedicated to advancing environmental stewardship through precision, integrity, and innovation in environmental testing. A NELAP-accredited laboratory, we deliver solutions tailored to the unique needs of clients across diverse sectors, including drinking water safety, hazardous waste characterization, and specialized industrial analyses. Our mission is to ensure the safety and sustainability of natural resources while empowering businesses, communities, and institutions to make informed, responsible decisions. With expertise spanning wet chemistry, advanced instrumentation, and a wide range of testing methods, we provide accurate, reliable data that meets the highest regulatory and project-specific standards.
Our unwavering commitment to quality is matched only by our dedication to safety. Guided by our Quality Assurance team, our comprehensive quality control program is continuously refined to enhance the client experience.
We understand the critical importance of delivering trustworthy, accurate, and legally defensible results. To achieve this, we meticulously document and interpret all Quality Assurance/Quality Control (QA/QC) data, ensuring transparency and reliability. We encourage both current and prospective clients to visit our facility and review our robust QA/QC program firsthand. We take pride in fostering long-term partnerships by offering exceptional service and support, rooted in transparency and trust.

Whether helping schools and daycares achieve lead compliance, assisting pharmaceutical manufacturers with wastewater management, or guiding industries through hazardous waste protocols, Teklab is a dependable ally for regulatory compliance and environmental responsibility.
Recognizing that technology and innovation drive progress, we continually invest in state-of-the-art laboratory capabilities and uphold rigorous quality standards to set the benchmark for excellence in environmental analysis.
Analytical Reporting Levels

Level 1
Provides a basic overview report which includes details about the results of the analysis.
Level 2
Includes the general report of analysis results along with a comprehensive Quality Control (QC) report, which encompasses client samples, among other data. An Electronic Data Deliverable (EDD) is available upon request.
Level 3
Offers the analytical report of analysis results, a QC report, a Dates report, and a Sample Summary report. This includes a supplemental EDD as well.
Level 4
Includes all components from Level 3, along with a raw data package that features preparation runs, internal standard summaries, initial calibration data, and injection logs. This level is the most complete, offering our full analytical reporting capabilities with customized EDD upon request.

Accurate documentation and interpretation of environmental testing data are crucial for providing reliable and legally defensible analytical results. Teklab’s dedication to quality analysis is matched only by our unwavering commitment to laboratory and field safety. Our exceptional quality assurance team adheres to the TNI 2016 quality systems program, ensuring that you receive the highest standards in environmental testing and reporting.
This commitment to excellence enables us to consistently deliver precise and reliable data, empowering you to make informed decisions with confidence.
