Maryland Environmental Service

Water, Wastewater & Environmental Monitoring

259 Najoles Road
Millersville, MD 21108-2515


Listings for this office: Click on a listing for a detailed view.
Name Title Phone Number/Extension
C. Jason. Gillespie
Managing Director
410-729-8653  
Michael Herzberger
Chief, Geospatial & Engineering Services Division
410-729-8256  
Ellen Frketic
Chief, Water & Wastewater Engineering Division
410-729-8307  
Mark Serio
Chief, Water & Wastewater Operations & Maintenance Division
410-729-8385  
Rebecca Sprouse
Chief, Environmental Monitoring Division
410-729-8391  
Bonnie Sizemore
Group Administrator
410-729-8302