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Executive Staff

Ramez Ziadeh   Acting Executive Deputy Secretary for Programs
Ramez Ziadeh, P.E.

Ramez started his career in DEP in 1994, and has 24 years of experience in water resource management, hydraulic modeling and design, construction management, water resource permitting, and water resource policy and regulatory rule-making. He is a licensed professional engineer, and received his B.S. in civil engineering from the University of Pittsburgh.

George Hartenstein   Deputy Secretary
Waste, Air, Radiation and Remediation
George Hartenstein

George Hartenstein has worked in various capacities with the Pennsylvania Department of Environmental Protection for 34 years. Most recently, George served as the Director of the Bureau of Environmental Cleanup and Brownfields from 2012 to 2016 and was responsible for the implementation of the Land Recycling cleanup program, brownfield redevelopment, state and federal superfund response, federal facilities restoration, natural resource damage assessment, and aboveground and underground storage tank regulation. George has spent 27 years working in Pennsylvania's remediation programs and seven years in the mining program. He brings to the post his practical approach to solving problems and a strong commitment to serving the public. A native of Pittsburgh, George graduated from Penn State with a Bachelor of Science in Biology.

John Stefanko   Deputy Secretary
Office of Active and Abandoned Mine Operations
John Stefanko

Mr. Stefanko serves as the Deputy Secretary for the Office of Active and Abandoned Mine Operations at DEP. As Deputy Secretary he oversees the bureaus of Mining Programs, Abandoned Mine Reclamation, Mine Safety, and the District Mining Operations.

Mr. Stefanko has been with the Department since 1987. Prior to his recent appointment John was the Executive Assistant and served as the senior advisor to the previous Deputy Secretary until his retirement in December 2010. He has also served as the Chief of DEP's Division of Contracts, Procurement and Bonding within the Bureau of Office Services, where he managed bidding, awarding and management of the activities of all construction contracts and the procurement of goods and services for the Department. Prior to that, he was a Project Designer for the Department's Bureau of Abandoned Mine Reclamation, Division of Acid Mine Drainage Abatement, where he reviewed and created engineering designs for departmental mine reclamation, water supply replacements, mine fire control, subsidence control, abandoned mine lands projects and other associated facilities.

Mr. Stefanko holds an Associate Degree in Mechanical Engineering from Pennsylvania State University, Altoona Campus and Bachelor's Degree in Civil Engineering Technology from the University of Pittsburgh at Johnstown.

Darrin Bodner   Executive Deputy Secretary for Administration and Management
Darrin Bodner

Darrin Bodner is the Executive Deputy Secretary for Administration and Management at DEP. In this capacity, Darrin oversees the agency's budget, human resources, information technology, and business process management.

Darrin brings expertise in technology, financial management and organizational administration to DEP, having served most recently as director of operations for Oblong Industries, a new technology firm in Los Angeles, Calif. For five years there, he led the finance, administration, legal affairs and assets management units. Prior to that, he co-created Media Matters for America and served in its senior management from its incorporation in 2003 through 2008.

Darrin's background includes extensive experience in governmental affairs and political campaigning in both non-profit and corporate environments.

Darrin holds a bachelor of arts in both Economics and Dramatic Arts from Dickinson College.

Tim Schaeffer   Deputy Secretary
Office of Water Programs
Tim Schaeffer

Tim Schaeffer is Deputy Secretary for the Pennsylvania Department of Environmental Protection’s Office of Water Programs. Prior to joining DEP, he served as Policy and Planning Director at the Pennsylvania Fish and Boat Commission. He has also held leadership positions with the Audubon Pennsylvania, the Pennsylvania Environmental Council, and the Pennsylvania Organization for Watersheds and Rivers.

  Chief Counsel
Office of Chief Counsel
Alexandra Chiaruttini

Scott Perry, Esq.   Deputy Secretary
Office of Oil and Gas Management
Scott Perry, Esq.

Scott Perry is Deputy Secretary of the Office of Oil and Gas Management at the Pennsylvania Department of Environmental Protection. Mr. Perry directs the Bureaus of Oil and Gas Planning and Program Management and District Oil and Gas Operations, and he oversees the development of departmental policy as well as regulatory and technical guidance on oil and gas activities in Pennsylvania. In addition, Mr. Perry oversees outreach and education for the public and regulatory communities.

Mr. Perry has more than 10 years of experience with DEP. Prior to his appointment, he served as Assistant Counsel across a wide range of bureaus and offices within DEP, including the bureaus of Oil and Gas, Laboratories, Water Standards and Facility Regulations, Watershed Management, Waste Management and Radiation Protection, along with the Office of Energy and Technology Deployment and the Right-to-Know Office.

Mr. Perry holds a Bachelor of Arts degree in General Arts and Sciences - Economic and Environmental Policy from Penn State University and a Doctor of Jurisprudence degree and a certificate in Dispute Resolution from Willamette University College of Law. He was admitted before the Pennsylvania Supreme Court, Federal District Court for the Middle District of Pennsylvania and the U.S. Court of Appeals for the Ninth Circuit as an Attorney and Counselor of Law.

Mr. Perry lives in Camp Hill with his wife June, and son Nicholas.

Jessica Shirley   Director
Policy Office
Jessica Shirley

Jessica Shirley is the Policy Director for DEP. The Policy Office is a highly specialized executive office that works closely with all DEP programs and the Governor's Office of Policy and Planning. The office is responsible for engaging the public in meaningful dialogue and coordinating the Department's initiatives through its many advisory committees. The Policy Office also manages the agency's regulatory development, review and approval process, and is responsible for principal administration of the Environmental Quality Board and Board of Coal Mine Safety.

Jessica also oversees the Office of Pollution Prevention and Energy Assistance (OPPEA), which performs and administers the functions of the Pennsylvania Energy Office. OPPEA works with citizen's groups, businesses, trade organizations, local governments and communities to help them reduce pollution and save energy. The office works to foster and develop alternative energy solutions.

Ms. Shirley joined the DEP Policy Office in 2011 after spending a year in the Department of Labor & Industry's Office of Policy, Planning and Development. Jessica received her Master's Degree in Public Administration from Penn State University and her Bachelor's Degree in Economics and Political Science from Indiana University of Pennsylvania.

Sarah L. Clark, Esq.   Director
Legislative Affairs
Sarah L. Clark, Esq.

Julie Lalo   Director
Julie Lalo

Julie is responsible for managing the department's statewide communications efforts including strategic planning, media relations and educational outreach.

For the past six years, Julie was Director of Affiliate Partnerships for National Wildlife Federation. Prior to that, she served as Vice-President of Communications and Advocacy for 10,000 Friends of Pennsylvania, focusing on community revitalization and land use protection; and as Vice-President of Public Affairs at Western Pennsylvania Conservancy, where she directed the public policy and communications programs. A native of Lehigh County, she earned a BA in journalism from The Pennsylvania State University.