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The Experts


Bios of Experts

Local Utility Experts


Jeff Greenwell, P.E.
Hillsborough County
Section Manager
Hillsborough County Public Utilities Department

Lynn Spivey
City of Plant City
Director, Utilities Department

Ed Torres, MS, P.E. LEED, A.P.
City of Altamonte Springs
Director of Orange County Utilities

Chuck Weber, P.E.
City of Tampa
Water Director

Bart Weiss, P.G.
Hillsborough County
Division Director Reclaimed Water and Discharge Elimination Division Public Utilities Department


Florida Water Management District Experts


Tammy Bader-Gibbs
St. Johns River Water Management District
Technical Program Manager, Division of Water Supply Planning & Assessment
Bureau of Water Supply Planning

Amy Brown
Suwannee River Water Management District
Water Supply Chief

Mark Elsner, P.E.
South Florida Water Management District
Bureau Chief, Water Supply

Jay Hoecker
Southwest Florida Water Management District
Water Supply Manager

Florida Department of Environmental Protection Experts


Lance Kautz
Florida Department of Environmental Protection
Environmental Consultant

Alexandra Spencer
Florida Department of Environmental Protection
Senior Program Analyst


Florida Consultant Community Experts


David Ammerman, P.E.
City of Altamonte Springs, Division Director

Robert Beltran Jr., P.E.
Hydro Solutions Consulting

Laura Jacobs Donaldson, B.C.S.
Manson Bolves Donaldson Varn  Attorneys at Law Shareholder


Mark Hammond, P.E.
Applied Sciences Consulting, Inc.

Chris Hill P.E., B.C.E.E., Env. Sp
AECOM, Senior Vice President, Water Systems Market Sector Leader

Christine Owen
Hazen & Sawyer
Director of Drinking Water and Reuse Innovations 


Florida Academic Expert

Dr. Donna Petersen
USF College of Public Health
Dean and Senior Associate Vice President


National Experts


Pranjali Kumar, P.E.
Carollo Engineers, Inc.
Project Engineer 

Eva Steinle-Darling, P.E.
Carollo Engineers, Inc.
Water Reuse Technical Practice Director and Vice President

Gilbert Trejo, P.E.
El Paso Water (Texas)
Chief Technical Officer

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