Hospitals Working Group Chairs & Members


Jasmine Graham, New York Senior Campaign & Policy Manager, Building Decarbonization Coalition
Candis Tall, Political Director for Service Employees International, Union Local 32BJ


  • Jenna Agins, MBA, MS, Energy & Sustainability Manager, NYU Langone Health
  • John Barton, CEM, Senior Director of Plant & Energy Operations, Mount Sinai Health System
  • Robert Berninger, Director of Plant Operations, Energy and Engineering, Memorial Sloan Kettering Cancer Center
  • Al Channer, NYC Health and Hospitals Corporation
  • Christine Flaherty, Senior Vice President, NYC Health and Hospitals Corporation
  • Oscar Gonzalez, Assistant Vice President, NYC Health and Hospitals Corporation
  • Dona Green, SVP, Strategic Planning and Major Capital Programs, One Brooklyn Health System
  • Saverio Grosso, Managing Director, Edison Energy
  • Robin Guenther, FAIA LEED Fellow, Principal, Perkins & Will
  • Paul Jennings, PE, Associate Vice President, Engineering and Facilities, Montefiore Medical Center
  • Stefan Knust, AIA, LEED AP, WELL AP, CPHC, Senior Associate Director of Sustainability, ENNEAD ARCHITECTS LLP
  • Timothy E. Krawetz, PE, LEED AP, Senior Principal, Syska Hennessy Group
  • Daniel Mastin, Corporate Energy and Commissioning Program Manager, New York Presbyterian Hospital
  • Michael J. Rohan, Director, Engineering & Infrastructure Corporate Facilities, Northwell Health
  • Gina Semerad, Associate, JB&B
  • Susan C. Waltman, Executive Vice President for Legal, Regulatory, and Professional Affairs, Greater New York Hospital Association