The Experts
Bios of Experts
Local Utility Experts
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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
Ryan Popko, P.E.
JEA Water Purification Program Manager
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
President
Laura Jacobs Donaldson, B.C.S.
Manson Bolves Donaldson Varn Attorneys at Law Shareholder
Mark Hammond, P.E.
Applied Sciences Consulting, Inc.
Associate
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
