Greening Health Care
Founded in 2004, Greening Health Care is the largest and longest serving program of its kind in North America, helping hospitals work together to lower their energy costs, raise their environmental performance and contribute to the health and well-being of their communities. Members manage data, assess their performance and track savings through a powerful online energy management system. They share knowledge and best practices through workshops, webinars and networking to help plan, implement and verify improvements.
Making Savings
  Savings 2025
(vs. 2024)
Savings Percent Savings 2025
(vs. 2023)
Savings Percent
Electricity 11,299 MWh 1.1 % 18,070 MWh 1.8 %
Demand 19 MW 1.3 % 13 MW 1.0 %
Thermal (50,447) eMWh (2.9) % (55,447) eMWh (3.1) %
Total energy (39,148) eMWh (1.4) % (37,377) eMWh (1.3) %
Water (191) 10m3 (5.0) % 185 10m3 4.7 %
Greenhouse gas emissions (CO2e) (8,478) tonnes (9,273) tonnes
Energy Cost Savings $ 334,389 $ 1,046,066
Not all participant buildings are reporting in all years or in all categories. Savings are reported on a net basis.
Results as of December 31, 2025
numbers in ( ) are increases
What's new?
For news on the program,check us out on LinkedIn:

www.linkedin.com/company/climate-challenge-network/
Ontario organizations 42
 Alexandra Marine and General Hospital  Oak Valley Health
 Baycrest Health Sciences  Ontario Shores
 Bermuda Hospitals Board  Orillia Soldiers' Memorial Hospital
 Brightshores Health System  Perth and Smith Falls District Hospital
 Cambridge Memorial Hospital  Quinte Health Care
 Centre for Addiction and Mental Health  Renfrew Victoria and St Francis Memorial Hospitals
 Glengarry Memorial Hospital  Ross Memorial Hospital
 Halton Healthcare Services  Runnymede Healthcare Centre
 Headwaters Health Care Centre  Sault Area Hospital
 Health Sciences North - Sudbury  Scarborough Health Network
 Holland Bloorview Kids Rehabilitation Hospital  SickKids
 Humber River Hospital  Sinai Health System
 Joseph Brant Hospital  Southlake Regional Health Centre
 Kingston Health Sciences Centre  St Thomas Eglin General Hospital
 Lakeridge Health  Temiskaming Hospital
 Mackenzie Health  Thunder Bay RHSC
 Michael Garron Hospital  Timmins and District Hospital
 Muskoka Algonquin Healthcare  Trillium Health Partners
 Niagara Health System  Waterloo Regional Health Network
 North Bay Regional Health Centre  William Osler Health System
 North York General Hospital  Women's College Hospital
Total buildings 86
Total building area 3,891,183 m2
Manitoba organizations 1
 Shared Health Manitoba
Total buildings 4
Total building area 414,791 m2
New York organizations 1
 Northwell Health
Total buildings 1
Total building area 146,389 m2
Saskatchewan organizations 1
 Saskatchewan Health Authority
Total buildings 2
Total building area 162,073 m2
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