Management Team

Barry A. Stephenson (President and Chief Executive Officer)

Mr. Stephenson is president and chief executive officer of MCLinc. He is a chemist with over 32 years of experience, including 25 years in senior management positions in environmental analytical laboratories. His experience includes all aspects of laboratory operations, administration, project management, program development, and business development. Mr. Stephenson has extensive experience in building and start-up of fixed based, mobile and on-site laboratories and management of field analytical and sampling services. Mr. Stephenson received a B.S. in chemistry from the University of Tennessee and a M.S. in science education from the University of Tennessee.

William D. Bostick (Chairman of the Board and Technical Director)

Dr. Bostick is the technical director for MCL. He received a B.A. degree from Vanderbilt University (chemistry) and a Ph.D. degree from the University of Georgia (analytical chemistry). He has over 30 years of experience in technical areas that include instrumentation development, separation science, spectroscopy, bioanalytical chemistry, hazardous and radiological waste treatment and waste stabilization, thermal treatment technologies, and regulatory and compliance issues. In 1990, he received a Martin Marietta technical achievement award for “outstanding insight and initiative in individual and leadership contributions in the waste management program,” and in 1991, staff members received an R&D 100 award for development of a process to recycle electrode-less nickel plating baths. Dr. Bostick has authored or co-authored over 130 publications and formal technical reports, and has three U.S. patents and five government-owned patent applications. He is a recognized expert in uranium and technetium chemistry, in-situ stabilization, and nuclear waste treatment.

Michele Sanders (Laboratory Manager)

Ms. Sanders is MCLinc’s Laboratory Manager and is responsible for the day-to-day management of analytical departments in the laboratory. Ms. Sanders earned a B.S. in chemistry from Nicholls State University. She joined MCLinc in 2005 as a Senior Chemist and has over 25 years of experience in analytical testing and laboratory management. Ms. Sanders previously managed the organic and inorganic laboratories at MCLinc and was principal analyst for metals by ICP-OES and ICP-MS. Ms. Sanders has multiple publications and several patents in the area of environmental and pollution control. She is also trained in statistical analysis which is instrumental for industrial forensics and analytical technologies and procedures.

Jack R. Hall (Quality Assurance Manager)

Mr. Hall is a professional chemist with 50 years of experience in all areas associated with the collection, chemical analysis, and data interpretation of environmental samples. He received a B.S. degree in chemistry from Pennsylvania State University. His experience includes the design of mobile laboratories, personnel management, project management, laboratory management and coordinating the analytical analyses and monitoring needs for the startup of waste treatment and chemical pilot plants. He has significant expertise with ASTM standards. His project experience includes method development for organic pollutants, compliance testing for specific U.S. Environmental Protection Agency (EPA), Contract Laboratory Program (CLP) organics and inorganic contracts, determination of dioxins/furans by low/high resolution gas chromatography/mass spectrometry (GC/MS), testing of emissions from waste treatment and manufacturing processes, analysis of hazardous pollutants in waste materials and environmental media. Experience includes testing of specific emissions from incinerator trial burns for a variety of wastes and developing and implementing the associated QA programs. Knowledgeable in Clean Water Act, CERCLA, and Resource Conservation and Recovery Act (RCRA) methods and analyses, selection and implementation of laboratory information management systems, and the development / implementation of QA programs. Mr. Hall was most recently responsible for Quanterra’s corporate quality assurance group charged with total quality oversight and maintaining quality leadership of the Quanterra network of 12 laboratories. Mr. Hall was responsible for the annual internal audit of the 12 laboratories and other outside laboratories used by the parent company, IT Corporation. He is knowledgeable in the implementation of EPA, DOD, DOE, NELAC, NQA-1, and ISO 17025 quality assurance programs.

Mark R. Colberg

Dr. Colberg is Technical Manager for Microscopy and Project Manager. He has a B.S. degree in Geology with a minor in Chemistry from Auburn University; a M.S. degree in Geology from Auburn University and a PhD in Geology from the University of Georgia. He has technical expertise in microscopy and chemical analyses, mineralogy, igneous and metamorphic petrology, geochemistry, structural and field geology, and thermodynamic modeling. Dr. Colberg has extensive experience in polarized light microscopy, scanning electron microscopy, electron microprobe, transmission electron microscopy, X-ray spectroscopy (EDS and WDS), X-ray diffraction, atomic absorption spectroscopy, ICP/MS and wet chemistry. This expertise and experience is used in material and waste characterization, identification of unknowns, performing industrial hygiene analyses for asbestos, corrosion evaluation, and evaluating nanoparticles and carbon fibers.

Earl B. Munday

Mr. Munday has over 30 years of technical experience and has a master’s degree in chemical engineering from Clemson University and a bachelor’s degree in physics from Clemson University. Mr. Munday’s experience includes planning and conducting pilot plant evaluations from the laboratory phase to field demonstration. He has developed decontamination methods for radioactive materials and has designed systems for use with highly toxic, corrosive, and potentially explosive chemicals. Mr. Munday has received several awards for his accomplishments including the Martin Marietta Energy Systems technical achievement team award for the Gas Phase Decontamination Project. He has extensive experience in project management and technical expertise in the sampling of hazardous gasses. His experience includes full-scale decontamination of radioactive waste water and lab-scale vapor-liquid equilibrium experiments. Mr. Munday serves as MCLinc’s security officer enabling MCLinc to serve customers with classified project needs.

Robert J. Stevenson

Dr. Stevenson is a senior technical consultant and is nationally known for his work in the fields of microscopy. Dr. Stevenson has a B.S. in geology from the University of Wisconsin-Oshkosh, a M.S. in geology from the University of Minnesota-Duluth, and a Ph.D. in geology from the University of Minnesota. His former affiliations include principle instructor of electron microscopy courses at McCrone Research Institute, manager of the Natural Materials Analytical Laboratory of the University of North Dakota, and microparticulate analyst for the Minnesota Department of Health. Dr. Stevenson has technical expertise in materials characterization and analysis using scanning electron microscopy, transmission electron microscopy, optical microscopy, x-ray diffraction, and x-ray fluorescence. He has over 50 technical reports, publications, and presentations in these areas. Currently, he is affiliated with ASTM Committee D22.07.