Our Staff
Executive, Administration & Finance
Andrew D. Dehoff, P.E.
Executive Director
Executive Director
Ava A. Stoops
Administrative Specialist 2
Andrew J. Gavin
Deputy Executive Director
Deputy Executive Director
Marcia E. Hutchinson
Director, Administration and Finance
Director, Administration and Finance
Marjorie Danko
Receptionist
Jason E. Oyler, Esq.
General Counsel and Secretary to the Commission
General Counsel and Secretary to the Commission
Erin Lynam
Coordinator and Policy Specialist
Curtis Sebastian
Assistant Counsel
Gene Veno
Director, Governmental Affairs & Public Advocacy
Director, Governmental Affairs & Public Advocacy
Gordon D. Lauger
Manager, Accounting
Manager, Accounting
Donna Heiser
Accounting Assistant
Brydon H. Lidle III
Manager, Information Technology
Manager, Information Technology
Charles G. Frank
Web Application Developer
Mike Sweitzer
Systems Administrator
Bret A. Wagner
Database Developer
Jeffrey L. Zimmerman
GIS Developer
Technical Programs
Paula B. Ballaron, P.G.
Manager, Policy Implementation and Outreach
Manager, Policy Implementation and Outreach
Compliance & Enforcement
Jeremy M. Hoffman
Manager, Compliance & Enforcement
Manager, Compliance & Enforcement
Eric R. Roof
Supervisor, Compliance
Rachelle A. Eby
Compliance Specialist 2
Maurita E. Hewitt
Compliance Specialist 2
Dorinda M. Kennedy
Administrative Specialist 1 (Sayre Field Office)
Trenton R. Knapp
Compliance Specialist 2 (Sayre Field Office)
Chad R. Martier
Compliance Specialist 2
Steven A. McFeaters
Compliance Specialist 3
Catalina Perez
Compliance Specialist 1 (Sayre Field Office)
Monitoring & Protection
James P. Shallenberger
Manager, Monitoring and Protection
Manager, Monitoring and Protection
Thomas J. Clark
Environmental Scientist 3
Monitoring & Assessment
Ellyn J. Campbell
Supervisor, Monitoring & Assessment
Aaron M. Henning, CFP
Aquatic Biologist 2
Brianna Hutchison, CFP
Aquatic Biologist 2
Luanne Y. Steffy, ESA, C.E.
Aquatic Biologist 2
Restoration & Protection
Tyler E. Shenk
Supervisor, Restoration & Protection
Kimberly A. Dagen
Environmental Scientist 2
Matthew M. Elsasser
Environmental Technician 2
Dawn R. Hintz
Environmental Scientist 3
Joshua Inners
Environmental Technician
Kyle T. Kessler
Environmental Technician 2
Andrew B. King
Environmental Scientist 1
Blake Maurer
Environmental Technician 2
Planning & Operations
John W. Balay, P.H., P.E.
Manager, Planning & Operations
Manager, Planning & Operations
Hilary Hollier
Administrative Specialist 1
Can Liu, P.H.
Water Resources Modeler
Pierre O. MaCoy, P.G.
Hydrologist 2
Graham D. Markowitz, P.G.
Hydrologist 2
Julian Mazero
Hydrologist 2
Benjamin A. Pratt, P.E., CFM
Water Resources Engineer
Project Review
Todd D. Eaby, P.G.
Manager, Project Review
Manager, Project Review
Stacie L. DeCock
Administrative Specialist 1
Cynthia L. Obenstine
Administrative Specialist 2
Groundwater
Michael K. Appleby, P.G.
Supervisor, Groundwater
Jane Block, P.G.
Hydrogeologist 1
Scott L. McFeaters, P.G.
Hydrogeologist 2
William L. Miller, P.G.
Hydrogeologist 2
Jeffrey C. Thomas, P.G.
Hydrogeologist 2
Surface Water
Michael F. College, P.E.
Supervisor, Surface Water
Brook Flynn
Hydrologist 1
David M. Haklar
Environmental Scientist 2
Glenda A. Miller
Approval by Rule (ABR) Coordinator
Bryan D. Snyder
Hydrologist 1
Wesley M. Reitz
Hydrologist 1