Materials and Chemistry Laboratory, Inc. (MCLinc) is an employee-owned small business that provides high-quality consulting and analytical testing in the areas of materials characterization, environmental chemistry, industrial hygiene, hydrometallurgy, radiochemistry, and process optimization. Licensed to handle radioactive materials (State of TN TDEC No. R-73025-K25), we are prepared to analyze samples of varying complexity, including enriched uranium.
At MCLinc, we practice a ‘Value-Added’ approach. In addition to standard ASTM, OSHA, NIOSH, and EPA methodologies, we offer expert evaluation to determine the most effective analyses for specific challenges, customization of procedures to accommodate unique sample systems, testing of nontraditional and hazardous materials, rapid turn-around time, and explanation of results.
Mission, Vision, and Core Values
MCLinc has a business goal and mission of providing high quality consulting and analytical testing services to government and commercial clients in the environmental, chemical process optimization, and industrial forensics specialties.
Our vision is to be recognized by our clients as a preferred problem-solving applied research group, solving our clients’ specific needs in the environmental, chemical, process optimization, and industrial forensics specialties by linking technology to solutions. MCLinc will achieve our mission by providing excellent service to our customers, continuing the development of our staff, contributing to our community, and operating with a high degree of quality and integrity.
Our core values define and characterize how we as MCLinc employees conduct ourselves in our drive for tangible, lasting results and are as indispensable to success as our unifying mission and vision. Our values include:
- Safety – Provide a safe work environment with a corporate commitment.
- Quality – Deliver quality services on time.
- Customer Focus– Listen and understand the needs of our clients, through use of a flexible, diverse professional staff with strong leadership.
- Results Driven – Solve problems through experience, education and innovation, yet meeting the needs of our clients within budget and follow-up to assure understanding of their report.
- Stakeholder Return – Make a reasonable profit to reward all stakeholders including the community and our staff while maintaining our technical edge through continuous improvement.

Barry Stephenson
President & CEO
Michele Sanders
Director of Laboratory Operations
Chelsea Bradley
Quality Assurance Manager
Brian Havely
Business Operations Manager
Thibaut Lecrivain
Senior Radiochemist