• Non-profit organisations based in England‎ (5 C, 19 P)
• Non-profit organisations based in Northern Ireland‎ (1 C, 2 P)
• Non-profit organisations based in Scotland‎ (3 C, 17 P)
• Non-profit organisations based in Wales‎ (1 C, 4 P)

A

• Associate Parliamentary Groups‎ (2 P)
• Automobile associations in the United Kingdom‎ (2 C, 17 P)

C

• Centre for Effective Altruism‎ (4 P)
• Charities based in the United Kingdom‎ (30 C, 129 P)

E

• British nonprofit executives‎ (3 C, 7 P)

F

• British film critics associations‎ (1 P)

H

• Housing associations based in the United Kingdom‎ (2 C, 2 P)

M

• Mensa International‎ (2 C, 4 P, 2 F)
• Museums Association‎ (1 C, 1 P)

R

• British research associations‎ (15 P)

T

• Trade associations based in the United Kingdom‎ (11 C, 148 P)

0–9

• 38 Degrees

A

• Action for ME
• Action on Rights for Children
• Advanced Propulsion Centre
• AdviceUK
• Africa Express (organization)
• African Revival
• AILU
• Al Hidayah (organisation)
• Amicus (charity)
• Andy's Man Club
• Animal Health Trust
• Animal Survival International
• Apostrophe Protection Society
• Apostrophe Society
• Approved Driving Instructors National Joint Council
• Aptivate
• Artists' Project Earth
• Aspire Foundation
• Association for Industrial Archaeology
• Association of Child Protection Professionals
• Association of Independent Museums
• Association of Independent Producers
• Association of Member Nominated Trustees
• Association of Personal Injury Lawyers
• Audio Arts
• Audit Bureau of Circulations (UK)

B

• Bangladesh Caterers Association UK
• BCS-FACS
• BCSWomen
• BeaconLight Trust
• Ben - Support for Life
• Beyond Entropy
• Bicycology
• Big Blue Ocean Cleanup
• Bisi Alimi Foundation
• Borletti-Buitoni Trust
• BoxWise
• The Brilliant Club
• Bristol Energy
• British Approvals Service for Cables
• British Association for Cemeteries in South Asia
• British Association for Local History
• British Association of Friends of Museums
• British Coal Utilisation Research Association
• British Film Editors
• British Mountain Guides Association
• Burma Campaign UK

C

• CAB International
• Campaign Against Living Miserably
• Calvert 22 Foundation
• Cambridge Antiquarian Society
• Campaign Against Psychiatric Abuse
• Campaign for Science and Engineering
• Care and Relief Foundation
• The Case Centre
• Cathedral Music Trust
• Centre for Effective Dispute Resolution
• Channel Rescue
• Chartered Quality Institute
• CitizenCard
• Citizens Online
• Citrus Saturday
• City Hindus Network
• Coast FM (West Cornwall)
• Community Development Exchange
• Conchological Society of Great Britain & Ireland
• Consumer Action Group
• Contemporary Glass Society
• The Corner House (organisation)
• Corporate Responsibility Group
• Creative Science Foundation
• The Cybersmile Foundation
• CycleStreets

D

• DANTE
• Daughters of Eve
• Delfina Foundation
• Design and Artists Copyright Society
• Ditch the Label

E

• Ember (non-profit organisation)
• Emergency Response Team Search and Rescue
• Engineering Development Trust
• The Enterprise Forum
• European Biophysics Societies Association

F

• The Facilities Society
• Fair for You
• Falsely Accused Carers and Teachers
• Families In British India Society
• Fanderson
• Federation of Turkish Associations UK
• Finzi Trust
• Food for the Brain Foundation
• Forum of Private Business

G

• Global Labour Institute
• Global Open Data for Agriculture and Nutrition

H

• Horse Rangers Association

I

• I.A.Recordings
• Icon Theatre
• Industry and Parliament Trust
• Information Design Association
• Innovation Unit
• Institute for Food, Brain and Behaviour
• Institute of Accountants and Bookkeepers
• Institute of Certified Bookkeepers
• Institute of Corporate Responsibility and Sustainability
• Institution of Fire Engineers
• International Financial Services London
• International Law Association

J

• Jackdaws Music Education Trust
• Justice Africa

K

• Kaleidoscope (organisation)
• Khalili Foundation
• Knowledge Unlatched

L

• Leonard Cheshire Disability
• Lunar Mission One

M

• Making Music (organisation)
• Maritime E-Commerce Association
• Medical Protection Society
• Mimas (data centre)
• Mission Rabies
• Museums Association

N

• The Natashas Project
• National Association for Environmental Education
• National Association of Flower Arrangement Societies
• National Communities Resource Centre
• Network for Animals
• New Philanthropy Capital

O

• Offshore Energies UK
• Old Gaffers Association
• Online Centres Network
• Open Knowledge Foundation
• Operation Black Vote
• Orthodontic Technicians Association
• The Oxford Institute for Economic Policy

P

• Peace One Day
• Pensions and Lifetime Savings Association
• Plus Tate
• Publishers' Licensing Services

Q

• Quoted Companies Alliance

R

• Radio Lollipop
• Railway and Canal Historical Society
• Railway Correspondence and Travel Society
• The Real Junk Food Project
• Resource Extraction Monitoring
• Reunite International Child Abduction Centre
• Richmond Charities
• Road to Hope
• Robin Hood Energy
• Royal Literary Fund
• Ruya Foundation

S

• Scientists for Global Responsibility
• SNUB
• Social Issues Research Centre
• Society for Lincolnshire History and Archaeology
• Society for Psychical Research
• Society of Business Practitioners
• Society of Motor Manufacturers and Traders
• Society of Spanish Researchers in the United Kingdom
• Society of Television Lighting and Design
• Sport for Food
• Stephenson Locomotive Society
• Street Wisdom
• Stuff Your Rucksack
• Surrey Search and Rescue
• Sustainable Restaurant Association

T

• TechVets
• The Forward Trust
• The Inter Faith Network
• Third Age Foundation
• Tindal Street Press
• Transport Direct Portal
• Trees for Cities

U

• UCISA
• UK Cyber Security Forum
• UK Individual Shareholders Society
• UK Shareholders Association
• Union of Jewish Women

V

• Versus Arthritis
• Village SOS – Big Lottery Fund

W

• Water & Sanitation for the Urban Poor
• Wessex Mills Group
• Workers' Aid for Bosnia
• World Heart Beat Music Academy
• World Wide Fund for Nature

Y

• Yorkshire Dales Rivers Trust
• Young Foundation

Z

• Zay Initiative