GREECENGO Free
- Stichting Global Reporting Initiative (GRI)
- 'Alma Zois' of Thessaloniki - Association of Women with Breast Cancer
- 'Giraffe for human rights, peace and education'
- 'iliachtida'
- 'KALIPSO'
- 'PIXIDA'
- 50plus Hellas
- A Cert European Institute for Sustainable Development
- A2K
- ACSPSA 'Best Friend'
- ACT
- ActionAid Hellas
- AEGEE-PEIRAIAS
- Aetoloarkananian Association of Peristeri 'St. Cosmas of Aetolia'
- AHEPA
- Alexander S. Onassis Public Benefit Foundation
- ALMA - Panhellenic Union of Adapted Sport and Cultural Activities
- Alternative community 'Peliti'
- Amnesty International - Greek Section
- ANCE NGO (Athens Network for the Support of the Less Privileged)
- Andreas Papandreou Foundation (APF)
- Anelixi
- ANIMA - Association for the Protection and Welfare of Wildlife
- ANTIGONE - Information and Documentation Centre on Racism, Ecology, Peace and Non Violence
- Apostoli
- Archdiocese of Athens
- ARCHELON, the Sea Turtle Protection Society of Greece
- Archipelagos - Institute of Marine Conservation
- ARCTUROS
- Aristides Daskalopoulos Foundation (IAD)
- AROGI
- ARSIS-Association for the Social Support of Youth
- Art and Therapy Centre
- Asklipios (Asclepius)
- Association for people with mobility problems N. Rodopis and Friends "PERPATO"
- Association for Psycho-Social Studies (E.PSY.ME.)
- Association for the Psychosocial Health of Children and Adolescents (A.P.H.C.A.)
- Association of Chief Executive Officers (ACEO)
- Association of Greek Tourism Enterprises (SETE)
- Association of Parents & Guardians of Special Schools and Class and People with Special Needs in C. Fthiotidas
- Association of Parents and Guardians having people with disabilities - Prefecture of Kilkis 'vimatiZO'
- Assomaton Art Space
- Athens Association of Alzheimer's Disease and Related Disorders
- Athens Biennial
- Athens Siblings - KINAPSI
- Attica Book - Paper Employees Association
- Automobile & Touring Club of Greece (ELPA)
- Basil and Elise Goulandris Foundation
- Be Positive
- Bellona Foundation
- Best Buddies Greece
- BIO.ZO - Panhellenic Consumers' Association 'Bio Consumers for Quality of Life'
- Biopolitics International Organisation (B.I.O.)
- Brainlab
- Callisto
- Centre for Life
- Centre for Progressive Policy Research (KEPP)
- Centre for Research and Action on Peace (ΚΕDE)
- CEPEG
- Cerebral Palsy Greece
- Certification & Inspection Organisation of Organic Products (DIO)
- Chamber for Environment and Sustainability
- Children's Art Museum & Academy
- Chrysallis - Close to Disability
- CISV Greece - Building Global Friendship
- Citizen's Union Paremvassi
- Citizens for Africa
- Citizens In Action
- Citizens' Movement
- Clean Up Greece
- Communications Bridges
- Constantine K. Mitsotakis Foundation
- Consumers' Association of Kavala (EN.K.KA.)
- Corfu Environment Initiative (EcoCorfu)
- Corporate Responsibility Institute Hellas
- Cosmos of Culture
- Council of Ideas and Actions (SID)
- Cretan Animal Welfare Group
- Crsis Management Team NGO
- Cultural Organisation 'The Routes of the Olive Tree Route'
- Cultural Triangle of Prespa (CTP)
- Disability NOW
- Down Syndrome Association of Greece
- e-Isotis
- E.DAS.A. - Forest Protection Volunteers of Attica
- E.K.PI.ZO. - Consumers' Association 'The Quality of Life'
- ECOART
- ECOCITY
- Ecological Group of Veria
- Ecological Movement of Kavala
- Ecological Society of Serres
- ECOWEEK
- Ecumenica
- EFTHITA
- EL.E.AN.A.
- ELIX
- ELLINIKI ETAIRIA (Hellenic Society for the Protection of the Environment and the Cultural Heritage)
- Employees' Union of the 'Agia Sofia' Children's Hospital
- Entrepreneurship Club
- Environmental & Ecological Movement of Samos
- EPIVATIS
- Eugenides Foundation
- Euro-American Women's Council (EAWC)
- European Anti-Violence Network
- European Business Ethics Network - Greek Chapter (EBEN GR)
- European Forum of Volunteer Organisations
- Euroscience
- Eurosif
- Evonyimos Ecological Library
- Evritanian Association of the Friends of the Railway
- Evropaiki Ekfrassi
- EWMD Greece - European Women's Management Development International Network
- Fair Planet
- Fair Trade Hellas
- Fashion Targets Breast Cancer Hellas (FTBC Hellas)
- Federation of Hellenic Associations of Young Entrepreneurs
- Flame
- Foundation of the Hellenic World (FHW)
- Friends of Animals Nea Filadelphia
- Friends of Habitat for Humanity
- Friends of Messinian Gulf
- Friends' Association for Children with Cancer 'ELPIDA'
- Frontida (Care)
- G 700
- GatoGreece
- GAWF - Greek Animal Welfare Fund
- GCR - Greek Council for Refugees
- Goulandris Natural History Museum (G.N.H.M.)
- Gov2u
- Greek Alzheimer's Disease of Volos
- Greek Association of Alzheimer’s Disease and Related Disorders of Thessaloniki
- Greek Association of Environmental Protection Companies (PA.S.E.P.PE.)
- Greek Helsinki Monitor (GHM)
- Greek Movement of Volunteerism Organisations (SIMETEXO.gr)
- Greek Psychology Students' Association (GPSA)
- Green Aim
- Green Project (GP)
- Greenpeace Greece
- Happy Children - Happy Youth
- Hatzikyriakio Child Care Institution
- Hellenic Action for Human Rights (Pleiades)
- Hellenic Advertisers Association (HAA)
- Hellenic Art and Culture Centre
- Hellenic Association for Mood Disorders 'Together'
- Hellenic Association of Prenatal Education
- Hellenic Association of Travel & Tourist Agencies (HATTA)
- Hellenic Centre for Psychosocial Support, Rehabilitation and Social Welfaire
- Hellenic Centre for the Promotion of Social and Mental Health 'POREIA'
- Hellenic Children's Museum
- Hellenic Federation of Voluntary, Non-Governmental Organisations
- Hellenic Football Federation (HFF)
- Hellenic Fund and Asset Management Association
- Hellenic Institute of Insurance Studies
- Hellenic Institute of Nutrition
- Hellenic Leadership Institute
- Hellenic Marine Environment Protection Association (HELMEPA)
- Hellenic Migration Policy Institute (IMEPO)
- Hellenic National Committee for UNICEF
- Hellenic Network for Corporate Social Responsibility
- Hellenic Operational Research Society (HELORS/EEEE)
- Hellenic Ornithological Society
- Hellenic Paralympic Committee (HPC)
- Hellenic Purchasing Institute (HPI)
- Hellenic Resque Team Attica
- Hellenic Society for Sustainable Development (HSSD)
- Hellenic Society of Osteoporosis Patients Support
- Hellenic Solid Waste Management Association (HSWMA)
- Hellenic Wind Energy Association (HWEA)
- Hellenic Youth Organization Committed to Road Safety
- HEPIS - Hellenic Professionals Informatics Society
- Hestia of Nea Smyrni
- Homeless World Cup Foundation
- HumanAid
- IASIS
- ILISOS
- Immigration Union of Greece (I.U.G.)
- INKA/General Consumers' Federation of Greece
- Institute of Communication - Greece
- Institute of Energy for South-East Europe (IENE)
- Institute of Entrepreneurship Development
- Institute of Psychosocial Development
- Institute of Reasearch & Training on European Affairs
- Institute of Social Innovation
- Institute of Solar Technology
- Inten-Synergy
- Interdisciplinary Institute for Environmental Research (INIER)
- International Environmental Institute for Hospitality and Tourism
- International Society for Mental Health Services (ISMH)
- John S. Latsis Ileians' Scholarships Foundation
- John S. Latsis Public Benefit Foudation
- K.E.F.I. - Athens Association of Cancer Patients and Friends
- Kallithea Society of Maniats (Syllogos Maniaton Kallitheas)
- KE.P.KA. - Consumers' Protection Centre
- KEAN
- KETHEA - Therapy Centre for Dependent Individuals
- Klimaka
- Konstantinos G. Karamanlis Foundation
- Krata Me
- Lambrakis Foundation
- LIFE CARE N.G.O.
- Light of Africa
- local/athens
- Locomotiva
- Magnisia Environmental Initiative
- Make-A-Wish Greece
- Maniatakeion Foundation
- Mariolopoulos-Kanaginis Foundation for the Environmental Sciences
- MEDASSET
- Médecins Sans Frontières - Greek Section
- Medical Rehabilitation Centre for Torture Victims (MRCT)
- Mediterranean Anti Nuclear Watch
- MEDITERRANEAN SOS Network
- Merimna
- METAdrasi
- Meterizi
- Michail N. Stassinopoulos-Viohalco Public Benefit Foundation
- MOm/Hellenic Society for the Study and Protection of the Mediterranean Monk Seal
- National Research Foundation 'Eleftherios K. Venizelos'
- Network for Children's Rights
- New Acropolis Cultural Association
- Nosmoke.gr
- NOTHAE
- OIKORAMA
- One Earth
- Organic Products Cluster (O.P.C.)
- Osmosis
- P.R.A.M. - People Rally on A Mission
- Pan-Hellenic Union of Paraplegics and Physically Challenged
- Panhellenic Association of Breast Cancer Survivors
- Panhellenic Association of Families for Mental Health
- Panhellenic Centre of Ecological Research (PA.K.O.E.)
- Patras Anti-Smoking Association
- PERISTYLON
- Petralona Cultural Group
- PISTI (FAITH) Association
- Podilatreis
- PRAKSIS
- Prasino +Mple (Green+Blue)
- PRAXIS Greece
- Progressive Union of Xanthi (FEX)
- Psychosocial Research Society
- QualityNet Foundation
- S.O.P.S.I. Patras
- SAPT Hellas
- Science and Communication- SciCo
- SD-MED Association
- Sikiarideio Foundation
- SKEP - Association of Social Responsibility for Children and Youth
- Social and Educational Action
- Social and Educational Action
- Social Solidarity
- Social Solidarity Voluntary Group of Galatsi
- Society for the Protection of Prespa (SPP)
- Society of Social Psychiatry and Mental Health
- Society of Volounteers against Cancer - AgaliaZO
- Solon for Synthesis and Ecological Civilisation
- Soma Hellinikou Odigismou
- Soma Hellinon Proskopon (Scouts of Greece)
- SOS Children's Villages Greece
- Special Olympics Hellas (Greece)
- Special Vocational Training Centre 'Margarita'
- SPEF (Greek Association of Photovoltaic Producers)
- Stavros Niarchos Foundation
- Tact - Helllas
- Teachers of the world
- Teloglion Foundation of Art
- TEST
- Thalassemia
- The Bodossakis Foundation
- The J. F. Costopoulos Foundation
- The Kokkalis Foundation
- the spiral
- Theophilos
- Theotokos Foundation
- TO PETAGMA
- Transparency International
- Tree for a Kid
- Union of Greek Cities with Medieval Castles
- United Societies of Balkans
- Village Water
- Voluntary Civil Protection - Disaster Response Group of the Municipality of Epanomi
- Voluntary Corps of Greek Firemen and Replanters (E.S.E.P.A.)
- Welfare Action Hellas
- World Economic Forum (WEF)
- World Ocean Council
- World Pharmacists
- World Wide Fund for Nature (WWF Greece)
- World Without Wars and Without Violence
- Youth Society for the United Nations - Greece (Y.S.U.N. - Greece)
- «HERMES»
- ΑΙΤΙΜΑ
- Εducational Center of Glafki Xanthi
- ΚΕΜΕL
