Organization
Management Profiles
Water Resources, Director:
Rebecca Shelton, PE
Rebecca.Shelton@GwinnettCounty.com
Rebecca Shelton was appointed Director of the Department of Water Resources in 2023. Rebecca began her career as a utilities planner for the department, which was then known as the Gwinnett County Department of Public Utilities. She left Gwinnett in 1999 and served in various roles in the industry, including positions at several engineering firms and the cities of Atlanta and Alpharetta. She returned to the Department of Water Resources in 2011 and has risen through the ranks, eventually leading every area of the department before being appointed director.
Rebecca holds a Bachelor of Science in Environmental Engineering from the University of Central Florida and a Master of Science in Civil Engineering from the Georgia Institute of Technology. She has more than 25 years of experience as a civil engineer and is a registered Professional Engineer in Georgia. She was named 2022 Civil Engineer of the Year in Georgia by the American Society of Civil Engineers and has been recognized as one of the 100 Most Influential Women in Georgia Engineering by Engineering Georgia magazine. Rebecca is passionate about water resources and comes from three generations of plumbers.
Water Resources, Assistant Director:
Srinivas Jalla, PE
Srinivas.Jalla@GwinnettCounty.com
Srinivas has over 25 years of experience in treatment plant design, technical services, permitting, and asset management. His work at Gwinnett, resulted in implementation of asset management best practices, converting biogas to renewable energy at F. Wayne Hill Water Resources Center, and receiving a patent for “Method of Cleaning Microfiltration and Ultrafiltration Membranes”. In private sector, Srinivas served as vice president at a global engineering firm and most recently was a partner in a regional engineering consulting firm with offices across the southeast.
Srinivas holds an M.S. in Civil Engineering. He is a registered Professional Engineer, Project Management Professional, and LEED Accredited Professional. He is a graduate of ARC’s Regional Leadership Institute, the Institute for Georgia Environmental Leadership, and Leadership Gwinnett. Srinivas is passionate about community service and currently serves on boards for Leadership Gwinnett and Gwinnett Technical College.
Water Resources, Assistant Director:
Lisa Willis, PE
Lisa.Willis@GwinnettCounty.com
Lisa has 35 years of experience, including work in environmental consulting in the planning, design, and construction of conveyance systems, water reclamation facilities, and industrial pre-treatment facilities. Lisa joined Gwinnett Water Resources in 2016 as the Division Director over asset Management and Infrastructure Support. In this role, she was responsible for the GIS workgroup, new development variance requests, and sewer capacity certifications. Additionally, she managed the development of the 2050 Sewer Master Plan and Local Limits Evaluation. In 2020, Lisa was promoted to Director of Strategic Programming, where she has managed the Water & Sewer Bond Program, acted as the liaison with the Law and Support Services Departments, oversaw Developer Participation Agreements and Intergovernmental Agreements, along with several other projects.
She holds a B.S. in Civil Engineering, an M.S. in Environmental Engineering, and is a registered Professional Engineer.
Water Resources, Deputy Director – Field Operations:
Steve Sheets, PE
Steven.Sheets@GwinnettCounty.com
Steve oversees the department’s Field Operations Divisions.
Steve holds a Bachelor of Science degree in Geological Engineering from the University of Missouri - Rolla. Prior to working at the County, he spent 12 years in the private sector, specializing in site development and storm water engineering.
Steve joined the Department of Water Resources in 2011 in the Operations Technical Services division and was promoted to his current role in 2017. As the Director of Field Operations, Steve oversees the assessment, maintenance, and rehabilitation of the County’s water, sewer, and stormwater pipe networks. Together, these pipes measure over 8,000 miles in length.
Steve takes pride in the work he and his team do on a daily basis to protect the health and safety of Gwinnett citizens.
Water Resources, Deputy Director – Facility Operations:
Charlie Roberts
Charlie.Roberts@GwinnettCounty.com
Charlie oversees the department’s Facility Operations Divisions.
Charlie is a proud graduate of Troy University and holds a Bachelor of Science degree in Business Management from the university’s Sorrell College of Business.
Charlie has more than 15 years of experience in the engineering and public works industries. Prior to working for Gwinnett County in 2014, he spent ten years building road, bridge, and pipeline projects throughout the metro Atlanta area.
Charlie was appointed to his current position in 2020. He oversees the operations, maintenance, and engineering divisions at the County’s water production, water reclamation, and pump station facilities. The Operations Division consists of more than 200 water professionals dedicated to protecting public health and the environment by treating water to some of the nation's highest quality standards.
Water Resources, Deputy Director – Engineering and Construction:
Kris Campbell, PE
Kristopher.Campbell@GwinnettCounty.com
Kris oversees the department’s Engineering and Construction Divisions.
Kris is a Professional Engineer and holds licenses in thirteen states.
Kris has over 34 years of engineering and construction experience, designing and delivering industrial and municipal projects throughout the United States. Before joining Gwinnett County, he spent 27 years in the private sector as a consulting Civil/Structural Engineer.
Kris has been with the Department of Water Resources since 2013. Since then, he has worked his way up in the organization from an Engineer V to his current role. His divisions are responsible for successful delivery of pipe system and facility projects.
Water Resources, Deputy Director – Business Services:
Michael Lanfreschi
Michael.Lanfreschi@GwinnettCounty.com
Michael holds both a Bachelor’s and Master’s Degree of Business Administration from Kennesaw State University, and is certified as a Financial Officer and Project Management Professional (PMP).
Michael has more than 16 years of financial management, budgeting, lean process improvement, capital program management, forecasting, and auditing experience. Prior to working for the County, he worked in the logistics field conducting internal financial audits.
Michael joined Gwinnett County in 2010 in the Department of Financial Services as a Strategic Business Development Analyst. Before joining the Department of Water Resources in 2015, Michael worked for the Department of Support Services managing the Solid Waste Division. Michael was appointed to his current role in 2022 and is responsible for the Customer Care, Safety, Training, Human Resources and Finance teams.
