Susan Packard LeGros

President and Executive Director
Center for Responsible Shale Development

Susan Packard LeGros has been President and Executive Director of the Center for Responsible Shale Development since 2014. She has extensive experience in environmental, energy and natural resources law across multiple industries and applications.  Susan is consistently recognized as a leading environmental and energy attorney and is a frequent lecturer and guest speaker on environmental and energy issues.

Prior to the Center for Responsible Shale Development, Susan was Partner and Of Counsel at several law firms, representing and advising clients on matters including environmental management and compliance, litigation before federal and state environmental agencies and state utility commissions, and renewable energy and energy efficiency policy development and finance.  She began her legal career as an attorney for the federal Environmental Protection Agency and went on to work as in-house counsel at several large international corporations before entering private practice. She has represented pharmaceutical companies, regional transportation, water and sewage authorities, municipalities, chemical companies, and energy service companies and developers.

Board and Committee Membership

  • American Bar Association
  • Energy Cooperative of Pennsylvania
  • Stroud Water Research Center


  • J.D. | Northwestern University School of Law
  • Certificate in Non-Profit Management | LaSalle University School of Business
  • B.A. | The Ohio State University; Social Sciences

Matthew Alan Mahoney

Assistant to the Executive Director
Center for Responsible Shale Development

Matthew Alan Mahoney has been Assistant to the Executive Director since 2013. Among his multiple areas of responsibility is the role of engaging funders, community organizations, and other key stakeholders. Working directly with the Board of Directors and Executive Director, Matthew prepares budgets and financial reports, manages the voluntary operator certification program, and oversees all internal record-keeping procedures and processes.

Prior to joining the organization, Matthew worked in development and as a career advisor for the Veterans Leadership Program of Western Pennsylvania, Inc., where he assisted military veterans in finding jobs, housing, and other support services as they re-entered civil society. Matthew was a member of the Pennsylvania National Guard, where he served honorably. Matthew also served with AmeriCorps volunteering in the local community.

Matthew is a husband and father of two children.


  • B.S. | Slippery Rock University; Anthropology