Our Team

Charles W. Terrell, CIH, CHMM, REP

President/Technical Director

In 2005, Charles acquired a small asbestos and lead laboratory and immediately focused on growth in existing services and development of new capabilities. The newly acquired company, SELC, quickly transformed into a full-service environmental, health and safety consulting firm. The company has continued with steady growth and diversification of services.

Throughout his early career, Charles was employed by a number of environmental consulting and laboratory firms providing him with broad-based experience. Charles was blessed to participate in and manage a wide range of projects, such as EPA compliance air emissions/stack testing, OSHA compliance industrial hygiene surveys, groundwater assessments, soil assessments, underground storage tank assessments, hazardous materials assessments, real estate transaction environmental site assessments and laboratory services.

Charles graduated with a Bachelor of Science degree from the University of Alabama in Huntsville with core studies in Biological Sciences, Environmental Sciences, and Chemistry. While attending UAH, he met his future wife and best friend, Debra. They have two sons, Elliott and Eric, who are carrying on the family businesses. Charles enjoys spending time with his family, fishing, hunting and improving their farms.

Shannon Sutton, CIH, CHMM, REM

Vice-President/Technical Director

Shannon graduated with a Bachelor’s Degree in mathematics from the University of North Alabama in 1992. Shortly thereafter, he completed additional degrees in industrial hygiene and chemistry. After an internship as an industrial hygiene technician at a chemical company, Shannon entered the environmental, health, and safety consulting field where he has remained since 1996. In 2005, along with Charles, Shannon helped to develop new capabilities and transform SELC into a full-service environmental, health and safety consulting firm. Shannon serves as the Vice-President/Technical Director where he has been a part of the company’s rapid expansion.

As Technical Director, Shannon provides guidance to the industrial hygiene and environmental project managers and technicians in the company. Shannon oversees and is actively involved in the anticipation, recognition, evaluation, and control of employee exposure hazards including airborne contaminants, noise, asbestos, nonionizing radiation, lasers, combustible dusts, and other health and safety hazards. He has performed extensive occupational risk assessments involving confidence interval, Bayesian, control banding, and other mathematical and statistical exposure assessments as well as dermal exposure and EPA-related risk assessments. He has established quality assurance programs under the ANSI/ISO 17025 standard for the Competence of Testing and Calibration Laboratories as well as performing internal audits for ISO 9001 (Quality Management Systems) and ISO 14001 (Environmental Management Systems). Shannon has experience dealing with issues such as indoor environmental quality, OSHA regulations, EPA and DOT requirements, Phase I and II Environmental Site Assessments, hazardous materials spill responses, Toxic Substances, and Control Act, and clandestine methamphetamine laboratory assessment and cleanup.

Shannon and his wife, Karen, have been married since 2002. When he is not working, Shannon enjoys playing tennis, landscaping, playing guitar, supporting animal rescue organizations, and spending time with family and friends.


Vice-President / Director of Operations

Neil has been employed by Safety Environmental Laboratories and Consulting, Inc. (SELC) as the Vice President of Operations since 2006. Upon graduating from Southwest Texas State University in 1999 with a B.S. in Biology, Neil has worked in the environmental consulting field with various engineering firms in North Alabama. Neil has had the privilege of being involved with a variety of projects over the course of his career including groundwater monitoring, wastewater operations, air emissions/stack testing, industrial hygiene surveys, health and safety, hazardous spill response, and indoor air quality.

Over the past 10 years, Neil’s work has primarily been indoor air quality and industrial hygiene related services. While Neil’s current position includes the operations oversight of all aspects of SELC, his day-to-day role is primarily as the Senior Project Manager for the indoor air quality division of SELC. Neil is frequently asked to provide expert witness testimony in indoor air quality-related cases and speak at various professional organizations about indoor air quality issues.

Shortly after moving to Alabama from Texas, Neil met and married his wife Kimberly, an accomplished professional in the aerospace industry. When not working, Neil enjoys spending time with family and friends – particularly when it involves fishing, hunting, boating, golf, or traveling to new places.

Brad Stiles

Director of Operations

Brad earned his Master’s Degree in Environmental Science Management and Public Administration from Jacksonville State University. Brad is the Director of Operations at SELC and is responsible for the direction of all daily operations of the organization involving scheduling, coordination, and supervision of all field services, consulting, inspection, and field-testing services including asbestos, lead, fungal contamination assessment projects, and various industrial hygiene projects. In addition, Brad routinely communicates with customers regarding their projects status to ensure the customers remain well-informed.

While Brad’s expertise includes hazardous material identification, investigation, and assessment, field services, consulting, and project management, he has had the privilege of being involved with a variety of projects throughout the course of his career. Some of these projects have included design build projects for state and local governments, large scale remediation projects, CERLCA, Brownfield and Superfund projects, and various renovation and demolition projects. Other special projects include hazardous waste management, risk analysis, integrated waste management, and groundwater hydrology.

Brad is accredited and/or state licensed for a myriad of services including: Asbestos Project Designer, Asbestos Inspector, Asbestos Abatement Supervisor, NIOSH 582 Asbestos Fiber in Air sample collection and analysis, radiation safety, use of XRF paint analyzer, HAZWOPER, and multiple others.

Brad enjoys spending time with his family, the outdoors, and live music.

Carol Pee

Technical Manager

Carol has thrived in an environmental laboratory setting since 1995. Her experience includes working as a PLM, PCM, TEM, Mold and Bacterial Analyst. While Carol’s considerable experience makes her an outstanding microscopist, her expertise is not limited to the laboratory setting. She has also assisted with geotechnical investigations and lead-based paint assessments and various other field projects. She has extensive experience in the fields of asbestos and indoor air quality analysis. Carol possesses comprehensive experience as a laboratory manager having managed a number of laboratories throughout the southern region of the United States. She is presently the Laboratory Director of SELC. Carol directs the overall operation and administration responsibilities of the laboratory staff. In addition, she was instrumental in establishing the current AIHA-LAP and NVLAP accreditations. Carol graduated in 1995 from Auburn University with a Bachelor of Science in Earth Science.

When not working Carol enjoys making beads and jewelry, and hanging out with her cats and her husband.

Christy McKee

Laboratory Director

In 2011, Christy graduated with a Bachelor’s Degree in Biological Science from the University of South Alabama. Christy’s laboratory proficiency and experience elevated her to a senior analyst. Christy’s laboratory knowledge is strengthened by her years of field and laboratory research. While working as SELC’s Assistant Laboratory Director, she assists in the overall operation and administration responsibilities of the laboratory staff. Christy’s in-depth knowledge of various testing methods is routinely utilized in aiding customers with an understanding of their analytical needs. Christy is well versed in accreditation requirements making her invaluable when interfacing with regulatory and accrediting bodies. While Christy’s responsibilities as the assistant laboratory director are broad, she also performs various methods of testing including asbestos, mold, and bacteria. She was advantageous in obtaining the current EMLAP accreditation through AIHA-LAP.

Christy and her husband have two children. They enjoy the outdoors, spending time together as a family, and are huge foodies.

Nathan Pee

Project Manager/Environmental Specialist

Nathan has been employed with SELC as a Project Manager/ Environmental Specialist since 2008. He received his Bachelor of Science degree from Jacksonville State University in 2003. Nathan has a wide range of environmental experience and expertise in hazardous material identification, investigation and assessment. He performs asbestos and lead-based paint inspections, industrial hygiene monitoring, and indoor environmental quality testing. His expansive training includes; Asbestos Inspector, Lead Inspector, Lead Risk Assessor, and Lead Project Designer. In addition, to managing a variety of projects, Nathan generates project reports and plays a vital role in consulting with customers on matters of asbestos containing materials, lead-based paint, industrial hygiene and indoor environmental quality.

Nathan holds multiple certifications and accreditations in Alabama and neighboring states which include Accredited/Licensed Asbestos Inspector, Lead-Based Paint Inspector and Risk Assessor, Accredited/Licensed Lead Based Paint Project Designer, Asbestos Abatement Supervisor, Asbestos Abatement Monitor and Project Monitor.

Nathan enjoys hiking, fishing, gardening, and spending time with his pets and aquariums.

George Rittenhouse

Project Manager/Environmental Specialist

George began his career with SELC in 2008 as a Project Manager/ Environmental Specialist. George has an expansive range of environmental experience. His years of training linked with his experience are a valued resource. He performs field testing, conducts asbestos inspections, industrial hygiene monitoring, and indoor environmental quality testing. In addition, he also directs the scheduling, coordinating, and supervision of environmental field projects. George generates technical reports and conducts report reviews. He also confers with customers on environmental issues particularly as they relate to asbestos, safety, industrial hygiene and indoor environmental quality.

George holds multiple accreditations which include, Accredited and Licensed Asbestos Inspector, Accredited Asbestos Abatement Supervisor, trained in radiation safety and use of XRF analyzer, NIOSH 582 Asbestos Fibers in Air sample collection and analysis , State of Tennessee Asbestos Abatement Project Monitor and trained as an Aerial Lift Instructor.

George enjoys spending time with his family, fishing and hiking.