top of page

Our Professionals

Benchmark maintains a staff of highly trained and experienced personnel with over seventy-five years of combined experience.

Our personnel have the education and experience to successfully help clients achieve their SH&E goals.

John Keeling, PE, CIH, CSP, QEP


John has 40 years of experience in Environmental and Occupational Safety/Health issues. Keeling has a BS Degree in Civil Engineering from the University of Kentucky and a variety of Professional Certifications/Licenses. As Director, he routinely provides services and oversite for environmental assessment and remediation projects, environmental due diligence associated with property transactions, NSR and Title V air emissions permitting/compliance, above-ground storage tank compliance, NPDES-related compliance (Process and Stormwater), Process Safety Management, workplace indoor air quality and working conditions assessments, IH Monitoring Program development, ISO Environmental Management Assessments, and litigation support. He has managed multiple WV Voluntary Remediation Program (VRP) projects.

Daniel T. Arnold, MLS, CES

General Manager

Dan has 29 years experience in environmental permitting, compliance, and laboratory analysis. Dan's work in a number of positions including general chemistry analyst, metals analyst, wet lab supervisor, organics analyst, organics supervisor, and as a laboratory auditor. Dan also has extensive experience in handling NPDES permit applications, compliance, modifications and renewals; site assessments; sample collection – surface water, groundwater, pre-drill water wells, soils and wastes; and various other situations. Dan is a Certified Environmental Sampler (CES-0404) and the Chairperson of the Monitoring Well Drillers Advisory Board. Dan brings all of this experience on board with Benchmark Safety, Health, and Environmental Services LLC.


Dan is retired from the US Army with 21+ years of service and received many awards throughout his service including The Bronze Star Medal for his service in Iraq.

Joyce A. Gentry, PE, MS

Senior Environmental Consultant

Joyce has more than 25 years of experience in the environmental arena. Joyce received a B.S. degree in Civil Engineering and an M.S. degree. in Civil/Environmental Engineering. She works with industrial and commercial clients, providing technical consulting services, including water and air permitting, pollution prevention planning, the development and implementation of waste management programs, as well as advice on client-specific environmental issues. In addition to providing support for industrial and commercial clients, she has provided litigation support, such as environmental data analysis and data management. Her expertise includes Part 75 NOx monitoring requirements for powerhouse boilers, Title V permit applications, Synthetic Minor, NSPS, designing site Risk Management Plans, compiling site air emissions inventories and compiling Certified Emission Statements (WV Regulation 30). Joyce also has experience drafting WV Regulation 13 permit requirements, HON and MON MACT permit requirements and EPCRA 311, 312, and 313 annual reports.


Selena J. Lewis

Environmental Consultant 


Echols Hylton, MS, CSP

Project Manager/Field Services

Echols began his professional career as an environmental consultant. His work competencies and experiences were enhanced by his education in geology, geoscience, and Safety Management. His diverse fieldwork includes construction, oil and gas, health care, education, and general industry. In addition to SH&E initiatives, Echols is accomplished as an Industrial Hygienist; having collected area and personal sampling for both chemical and noise exposures. His diversity and knowledge base makes him a valuable resource for clients in different industries.

Chris Warnick, MS, CSP, CIH®

IH Manager

Chris’ career started in the oil & gas industry, where he served for eight years as a consultant, researcher, and trainer and as a health and safety representative for a large operator. He has a bachelor’s degree in Occupational Safety and a master’s degree in Industrial Hygiene. Highly technical and regulatory projects serve Chris’ detailed and driven work ethic. He is eager to provide clients in and outside the oil & gas industry with the highest quality services possible, services that are tailored to improve the clients’ safety culture and assist clients in going “beyond zero” with incident statistics.

Brian R Woods, CSP

Project Manager

Brian serves clients through safety, health, and environmental program development, workplace assessments, and employee training.  He is exceedingly experienced in assisting companies in meeting OSHA, WVDEP, and EPA mandates through site-specific initiatives. His work in the manufacturing and aviation sectors of industry has afforded him the breadth of experience in writing programs, implementing programs, as well as developing and delivering training on various SH&E topics. His experiences also include the implementation of EHS management systems for continuous improvement.


Eric Mandolesi

Project Planner

Eric's drafting, design, and project planning skills make him a vital team member. He has vast drafting experience including producing or revising civil, architectural, mechanical, or electrical drawings. He is also well-versed in drafting topographical and relief maps for various engineering projects, creating as-built drawings of well pads, and creating and revising corrosion protection drawings. His attention to detail serves clients in his capacity as a facility planner. His experience in project planning and daily coordination of work duties require a keen level of organization. His skills in communicating with workers is most evident in his safety training duties for new employee orientation.

Kimberly McClain Murphy, CSP, MS

Senior Safety Consultant

Kim has extensive experience in training, safety and health program development, and workplace assessment. Her 24 years in higher education provide a solid foundation for training development; thereby, meeting and exceeding client needs. These skills have been honed through workplace training in manufacturing, construction, utility, union, and healthcare facilities. She also develops and performs workplace assessments leading to the implementation of site-specific programs geared to enhance worker safety and health. 

Michael Ross Haynes, MS

Senior Indstrial Hygeine Consultant

Mike has spent the past 25 years working in the SH&E field specializing in industrial hygiene. His background in chemistry and biology with a Master's degree in Occupational Health and Safety Engineering prepared him to work successfully in the chemical industry. Consulting affords Mike the opportunity to share his skills and knowledge with a wider audience. His experience provides clients with trusted and accurate results, and assistance in developing control measures. Mike is committed to improving the health and safety of workers by ensuring the company meets or exceeds regulatory mandates.



bottom of page