The following organisations are working alongside Amphibian and Reptile Conservation to tackle declines in reptiles and amphibians in the UK and globally:

Amphibian and Reptile Groups of the UK (ARG UK) - see a list of local groups
Amphibian Survival Alliance
British Herpetological Society
Centre for the protection of Amphibians and Reptiles in Switzerland (KARCH)
European Herpetological Society (Societas Europaea Herpetologica - SEH)
Partners in Amphibian and Reptile Conservation (PARC)
Reptile, Amphibian and Fish Conservation Netherlands (RAVON)

Other national wildlife and research organisations

ARKive
Bat Conservation
British Dragonfly Society
British Trust for Ornithology (BTO)
Buglife
Bumblebee Conservation Trust
Butterfly Conservation
Game and Wildlife Conservation Trust
Institute of Zoology, London
Marine Conservation Society
National Biodiversity Network
Natural History Museum, London
National Trust
People’s Trust for Endangered Species
Plantlife
Pond Conservation
Royal Society for the Prevention of Cruelty to Animals (RSPCA)
Royal Society for the Protection of Birds (RSPB)
The Mammal Society
The Wildlife Trusts
The Woodland Trust
The Vincent Wildlife Trust
Turtle Survival Alliance
UK Overseas Territories Conservation Forum
Wildfowl and Wetlands Trust
World Wide Fund for Nature

Zoos

Bristol Zoo Gardens
British Wildlife Centre
Dudley Zoo
Chester Zoo
London Zoo
Marwell Wildlife
Paignton Zoo
Wildwood Trust

Record centres and associated groups

ALERC - Association of Local Environmental Records Centres
Cofnod - North Wales Environmental Information Service
Greenspace Information for Greater London (GiGL)
Hampshire Biodiversity Information Centre (HBIC)
National Biodiversity Network Trust

Networks

European Habitats Forum
IUCN/SSC Amphibian Specialist Group
Scottish Environmenrt Link
Wildlife and Countryside Link
Wales Environment Link

Government Departments, Agencies and associated groups

Association of Local Government Ecologists
Department of Local Government and the Environment, Isle of Man
Department of the Environment, Food and Rural Affairs
Environment Department, States of Guernsey
Environment Department, States of Jersey
Forestry Commission
GB Non-native Species Secretariat
HM Prison Service
Joint Nature Conservation Committee
Ministry of Defence
Natural England
National Parks and Wildlife Service, Ireland
Natural Resources Wales (Cyfoeth Naturiol Cymru)
Northern Ireland Environment Agency
Scottish Government
Scottish Natural Heritage
Welsh Government

Overseas organisations with connections to ARC

Madras Crocodile Bank Trust
Cistude Nature
Partners in Amphibian and Reptile Conservation
Project Chicchan
World Congress of Herpetology

Supporters and Commercial Funders

Anglian Water
Big Lottery Fund
Crislis Computing
Friends of St Catherine's Hill
Heritage Lottery Fund
New Forest National Park Authority
People's Postcode Lottery