PEWOG is made up of 25 and more individuals and bodies from the community, government and private sector in Penang.

Community members include:
1. Island Park Rukun Tetangga (Neighbourhood) Movement (RTIP)
2. Malaysian Nature Society (MNS), Penang Branch
3. Penang Inshore Fishermen's Welfare Association (PIFWA)
4. Consumers' Association of Penang (CAP)
5. Green Lane Community Centre (GLCC)
6. Sahabat Alam Malaysia (SAM)
7. Individuals from the community.

Government members include:
1. Majlis Perbandaran Pulau Pinang (MPPP, Municipal Council of Penang Island)
2. Majlis Perbandaran Seberang Perai (MPSP, Municipal Council of Seberang Perai)
3. Jabatan Alam Sekitar (Department of Environment, DOE)
4. Jabatan Pengairan dan Saliran (Drainage & Irrigation Department, DID)
5. Pusat Racun Negara, Universiti Sains Malaysia (National Poisons Centre).

Private sector members include:
1. ESH Resource Management Sdn. Bhd.
2. Eurasia Express Sdn. Bhd.
3. Idaman Bersih Sdn. Bhd.
4. NKH Cartridges Trading
5 . Pinang Resources Sdn. Bhd.
6 . Sinaran Matahari (SIMA)
7. Alif Teknologi (M) Sdn. Bhd.
8. Elizar Enviro Consult Sdn. Bhd.
9. Pusat Komuniti dan Alam Sekitar CENCED Sdn Bhd

Remark: Interested party may click on the following link to download application form:-
Membership application form