As at July 2020, Greater Sydney Landcare Network (GSLN) has a number of active sponsors for a variety of projects, including:
- Local Landcare Coordinator Initiative (Landcare NSW & Greater Sydney Local Land Services) – 2016 to 2019
- Local Landcare Coordinators 2 – 2019 to 2023
- Greater Sydney Local Land Services – Ag Grant
- Landcare NSW (MEPAAW)
- Sydney Water Streamwatch
- Sydney Water La Perouse
- Dept Planning, Infrustructure & Environment – Greening Our Cities
- Greater Sydney Local Land Services Mini Grant
- Australia Post
- Community Education Program (CEP) Bantry Bay Garigal NP
- CEP FOC Lake Parramatta
- CEP FOC Remote
- CEP GYHD Nth Harbour
- CEP GYHD Chipping Norton
- CEP GYHD Hawkesbury
- CEP GYHD Berowra
- NSW Environmental Trust – SOS
In 2015, Greater Sydney Landcare Network gratefully received the following funding:
- Greater Sydney Landcare Network’s week long Source to Sea project has received funding from Landcare Australia and Neutrogena® Naturals.
- Greater Sydney Landcare Network’s Willow Warriors activities has also received funding from Landcare Australia and Neutrogena® Naturals, as well as the Coca-Cola Foundation.
- The Department of Primary Industries and Greater Sydney Local Land Services are also supporters the of the Greater Sydney Landcare Network.