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We are One Young World, empowering and developing young leaders to build a fair, sustainable future for all.

Supporting people affected by dementia, through engaging art projects to help improve wellbeing, quality of life and reduce isolation.

Helping People with Disabilities to Access and Enjoy the Countryside.

Open Doors Open Minds, a charity advocating for mental health for all.

Opening Up Cricket was formed in response to the death of Sefton Park CC wicket keeper, Alex Miller, and a will to promote positive mental health in our sport. Alex took his own life in December 2012, and in the year that followed his team mates supported the work of CALM (Campaign Against Living Miserably) to pay tribute to him.

Opening Your Heart to Bhutan is a UK-based charity which brings children with special needs joy and the opportunity to build meaningful lives.

Our mission is to strengthen mental health and wellbeing within communities by widening access to nature and blue spaces.

Open Up Music empowers young disabled musicians to build inclusive youth orchestras. Together we develop accessible musical instruments and repertoire, challenge expectations and forge new progression routes through the creation of great music.

Operation Noah (ON) is an ecumenical Christian charity that provides leadership, focus and inspiration in response to the growing threat of catastrophic climate change endangering God's creation. Operation Noah challenges the church to realise that care for creation and concern about climate change are foundational to the Christian message.

Improving Head and Neck cancer patient outcomes through support of key programmes, raising awareness and addressing growing healthcare inequalities.

Orchid exists to save men's lives.

OSCAR’s Paediatric Brain Tumour Charity exists to support and care for children facing brain tumours and their families, to raise awareness of children’s brain tumours and to fund new research to drive down diagnosis time, increase survival rate and improve children’s quality of life during and after treatment.

OTR is a mental health social movement by and for young people aged 11-25 living in Bristol and South Gloucestershire. Getting free support couldn’t be easier. Come along to one of our regular Hubs or explore this website and sign-up directly to the project or service you want to try.

Based in Birmingham, working in areas of high deprivation, BAME population, child poverty and unemployment. We tackle youth unemployment through sport and enterprise.

Our Dementia Choir is a UK charity, founded by UK Actress, Vicky McClure. Based in Nottinghamshire we support people living with dementia. We all share a love and passion for music and meet regularly to perform, proving that music really does breathe life and bring joy to all!

OurJay Foundation raises funds to purchase and install accessible defibrillators in communities of the UK. OurJay foundation also provided CPR/AED information and awareness sessions free of charge for the public to attend. OurJay Foundation act as guardians for a number of Accessible Defibrillators

For over 10 years, Our Kids Foundation has been funding and delivering services for vulnerable children and adults in Bosnia and Herzegovina.

Our Place Support is a Community Interest Company formed in 2011. Our services aim to help people to make positive changes in their lives through mentoring, advice and personal development. Our Place is led by a team of committed volunteer Directors who lead our strong dedicated team and our business plan is underpinned by our core values which run through all of our service delivery.

Providing easy to use Electronic Medical Records for low and middle income communities across the world.

Outreach Paramedics are a not- for-profit organisation made up entirely of unpaid volunteers. We provide ambulances, paramedics, medical aid & equipment, in response to a humanitarian crisis.