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President and Chairman of the Board

  • Professional Engineer, Florida, 64378

  • Professional Engineer, Michigan, 6201050383

  • D.WRE - Diplomate, Water Resources Engineer, American Academy of Water Resources Engineers, 00615

  • BCEE - Board Certified Environmental Engineer (Hazardous Waste), American Academy of Environmental Engineers and Scientists, 12-10032

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  • Registered Professional Engineer (PE #090966), Pennsylvania Bureau of Professional and Occupational Affairs.

  • Registered Professional Engineer (PE #77517), Florida Board of Professional Engineers

  • Registered Professional Engineer (PE #6201056764), Michigan Board of Professional Engineers

  • Leadership in Energy and Environmental Design Accredited Professional (LEED AP), Green Building Certification Institute

  • NCI Charrette Facilitation Certified, National Charrette Institute, Portland OR

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  • Registered Professional Engineer, Florida (PE #72414), Pennsylvania (PE# 090236)

  • Diplomate, Water Resources Engineer (D.WRE 00754), AAWRE

  • Certified Floodplain Manager (US-15-08381), ASFPM

  • Certified Stormwater Erosion and Sediment Control Inspector (22225), FDEP

Chad Drummond, PE, D.WRE is a Principal Engineer in water resources and environmental engineering and President of Drummond Carpenter. Chad has more than 20 years of experience and is certified as a Diplomate, Water Resources Engineer (D.WRE) by the American Academy of Water Resources Engineers and is recognized as a Board Certified Environmental Engineer (BCEE) by the American Academy of Environmental Engineers and Scientists. Chad’s technical background includes nuclear waste storage and radionuclide dose predictions, environmental restoration, environmental modeling, and water resources protection. He also has extensive applied experience designing and implementing remediation technologies to restore the environment. Chad has provided these and other technical services for municipal, private, agricultural, and water management district clients as well as expert witness support to attorneys.
In addition to his consulting practice, Chad has served as an adjunct teaching courses in groundwater modeling, environmental engineering, and fluid dynamics. He has presented his water resources and environmental restoration work in peer-reviewed journals and at technical conferences across the United States. Chad is active in several professional societies, including National Ground Water Association (NGWA), American Society of Civil Engineers (ASCE), Florida Stormwater Association (FSA), and American Water Resources Association (AWRA). He is the past Editor of ASCE’s Environmental and Water Resources Institute (EWRI) publication “EWRI Currents.”

Donald D. Carpenter, PhD, PE, LEED AP is professional engineer and accredited green design professional whose expertise includes green infrastructure (GI), stormwater best management practices (BMPs), hydrologic modeling and design, and field data collection. Dr. Carpenter’s has 20+ years’ experience working with diverse clients across the United States as a researcher and practicing professional. His efforts have focused on researching innovative stormwater management practices and designing stormwater management retrofits for non-profit organizations and local municipalities. As an NCI Certified Charrette Facilitator, he has extensive experience in community engagement and planning. His efforts have facilitated community implementation of GI and the development of community socio-economic sustainability plans. Dr. Carpenter routinely provides professional lectures and short courses on stormwater design and GI implementation. Professionally, Dr. Carpenter is an active leader and board member for several regional committees and non-profit organizations dedicated to improving water quality and citizen quality of life.

Dr. Carpenter also serves as Director of the Great Lakes Stormwater Management Institute at Lawrence Technological University where he has been on the faculty since 2000. In this capacity he conducts research on stormwater BMPs; teaches civil engineering, design, and leadership courses; provides professional lectures and short courses on innovative stormwater management; and advises communities on how to implement green infrastructure. Finally, he is an active leader and board member for several regional committees and non-profit organizations dedicated to improving water quality and citizen quality of life.

Lee Mullon, PE, D.WRE is a Principal based in Orlando, Florida with over 18 years of experience practicing civil, environmental, and water resources engineering. His career has focused on the mutual interaction and balance between the natural and built environments. Mr. Mullon has provided professional engineering services to over 20 municipalities and state agencies in Florida, Michigan, Pennsylvania, and California, providing solutions to address flooding, water quality impairment, total maximum daily load (TMDL) regulatory challenges and compliance, natural systems degradation, water availability, and climate change vulnerability.

Mr. Mullon is a subject-matter expert in stormwater management, watershed management, and civil infrastructure. He has direct professional experience designing, funding, permitting, constructing, and monitoring both conventional and innovative stormwater best management practices (BMPs), including stream restoration, flood control systems, lake management improvements, pollution forensic analysis, intelligent stormwater infrastructure, dam breach and safety analysis, and erosion control design. His proficiencies are evident from his work serving as an expert consultant in multiple litigation matters related to the Clean Water Act compliance, stormwater numerical modeling, pollution control, and stormwater BMP design. 

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