• OpenAustralia.org: Are your Representatives and Senators working for you in Australia's Parliament?

Community Organisations

• Australian Conservation Foundation (Central Coast)
• Australian Plant Society (Central Coast Group)
• Catherine Hill Bay
• Ocean & Coastal Care Initiatives (OCCI)
• The Entrance Peninsula Community Precinct
• The Oceania Project
• Workwise Central Coast, Inc.

Other Organisations

• Rumbalara Environmental Education Centre
• Sustainability Centre, Epping, Sydney
• Sydney Coastal Ecovillage Inc
• Your Developement - Creating Sustainable Neighbourhoods 

Councils

• Gosford City Council
• Hunter Central Coast Regional Environment Management Strategy
• Lake Macquarie City Council
• Wyong Shire Council

State Agencies

• Department of Environment and Conservation
• Department of Infrastructure, Planning & Natural Resources
• Hawkesbury Nepean Catchment Management Authority
• Hunter Central Rivers Catchment Management Authority
• National Parks & Wildlife Services (NPWS)