The following is a list of official partners that the GHG Protocol has worked with on various projects:

• California Climate Action Registry (CCAR), United States
• China Building Materials Academy, China
• China Standard Certification Center
  
• Commission of Private Sectors for Sustainable Development (CESPEDES), Mexico
• Confederation of Indian Industries (CII) Green Business Center, India
• Department of Environment and Natural Resources (DENR), Philippines
• Fundação Getulio Vargas - Centro de Estudos de Sustentabilidade (FGV-SP), Brazil
• Fundação Getulio Vargas-EAESP Centro de Estudos em Sustentabilidade (GVces), Brazil
• Hong Kong Environmental Protection Department
  
• Korea Energy Management Corporation (KEMCO), Korea, South
• Lake Michigan Air Directors Consortium (LADCO), United States
• Manila Observatory - klima Climate Change Center, Philippines
• Mexican Environment and Natural Resources Secretariat (SEMARNAT), Mexico
• NESCAUM, United States
• Philippine Businesses for the Environment (PBE), Philippines
• South African Department of Environmental Affairs and Tourism (DEAT), South Africa
• Tata Energy and Resources Institute (TERI), India
• Tsinghua University Low Carbon Energy Research Institute
  
• US Agency for International Development (USAID), United States