Operators
- OHR Community Healthcare Ltd
- Oice Support Services Ltd
- Oikos Healthcare Solutions Ltd
- Oiza Healthcare Limited
- OK CARE C.I.C.
- Okeley Healthcare Limited
- Ola Prestige Care Services Ltd
- Ola247 Limited
- Olam Care Services Ltd
- Olam Quality Care Ltd
- Old Farm House Care Limited
- Old Friends Care Limited
- Old Raven Limited
- Old Rectory Care Ltd
- Oldbridge Healthcare Limited
- Oldercare (Haslemere) Limited
- Oldham Care and Support Ltd
- Oldham Total Care Ltd
- Oldsters Elite Home Care Ltd
- Oldway Heights Limited
- Olea Care Ltd
- Olive Care 24/7 Ltd
- Olive Care Solutions Limited
- Olive Grange Healthcare Ltd
- Olive Green Care Services LLP
- Olive Healthcare Services Ltd
- Olive Home Care & Support Limited
- Olive Homecare Ltd
- Olive Leaf Health & Homecare Limited
- OLIVE TREE (KIRKLEES ) LTD
- Olive Tree Domiciliary Services Ltd
- OliveCross Healthcare Ltd
- Oliveheal Healthcare Ltd
- Oliver Court Limited
- Oliver House (Kirk Hallam) Ltd
- Olives Healthcare Services Ltd
- Olivia Josephine Care Limited
- Ollie Care Alliance Ltd
- Olney Care Services Limited
- Olumba Care Limited
- Olut Services Ltd
- Olympus Opco LTD
- OM Care Ltd
- OM2 Care Ltd
- Omanes Care Limited
- Omega Elifar Limited
- Omega Healthcare Services Limited
- Omega Homecare Ltd
- Omni Healthcare Services Limited
- Omnia Support Limited
- Omnicare Services Limited
- On the Dot Care Ltd
- On The Spot Homecare Services Limited
- On Time Care Ltd
- On Track Care Services
- Onamds Care Limited
- Oncite Healthcare Limited
- Onduty 24 Limited
- One by One Care Ltd
- One Call Care Solutions Limited
- One Care Solution Ltd
- One Day At A Time Home Care Ltd
- One Fylde Limited
- One Health Home Care Limited
- One Impact Care Ltd
- One Life Health Support Ltd
- One Love Home Care Service Limited
- One Six One Limited
- One To One Home Care Agency Limited
- One To One Home Care Limited
- One to One Support Services Limited
- One Touch Quality Kare Limited
- One World Care Limited
- Onecall24 Healthcare Limited
- OneCare Group UK Limited
- ONECARE WORLD HEALTH LIMITED
- Onecare-uk Ltd
- OneTeam Ltd
- Onetocare Services Ltd
- Onetree Estates Limited
- Only Care (Blackwell) Limited
- Only Care Limited
- Onovok Limited
- Onpoint Homecare Ltd
- Ontime Response Healthcare Limited
- Ontra Healthcare Ltd
- Onward Connections Limited
- Onyxis Healthcare Ltd
- Oodleslove Healthcare Services Limited
- OOJ Homecare Services Ltd
- Oot & Aboot Care Services Ltd
- OP Recruitment Ltd
- Opal Care Services Ltd
- Opal Carers Ltd
- Open Arms Care Limited
- Open Care Consulting Ltd
- Open Care Services Ltd
- Open Care Solutions Ltd
- Open Doors Healthcare Services Ltd
- Open Heart Care Services Ltd
- Open House Care Ltd
- Open Palm Care Ltd
- Openarms Housing Ltd
- Ophrah Oak Ltd
- Opieka Limited
- Opportunity Knocks S & K Ltd
- Optalis Limited
- Optima Care Limited
- Optima HCI Limited
- Optima Health and Social Care Ltd
- Optima Management Limited
- Optima Staffing Solutions Limited
- Optimal Care Concept Limited
- Optimal Care Group Ltd
- Optimal Care Services Limited
- Optimal CareTech Solutions Ltd
- Optimal Healthcare Limited
- Optimal Homecare Services Ltd
- Optimal Living (Kent) Limited
- Optimal Living (Luton) Limited
- Optimal Living Ltd
- Optimal Pvt Ltd
- OptimalCarePlus Limited
- Optimist Care Ltd
- Optimized Care Ltd
- Optimum Care (GL) Limited
- Optimum Care Ltd
- Optimum Care Plus Limited
- Optimum Care Services NOTTM Ltd
- Optimum Dynamic Care Ltd
- Optimum Haven Care Ltd
- Optimum Healthcare Limited
- Optimum Healthcare U.K. LTD
- Optimum Homecare Services Ltd
- Optimum Specialised Homes Limited
- Optimum Support Ltd
- Optimumcare 4U Limited
- Option Care Ltd
- Optionone Services UK Ltd
- Options Care Limited
- Options for Care Limited
- Options for Supported Living
- Options Health Care Services Limited
- Opus Care Limited
- Orange Care - Grange Lea Limited
- Orange Care Limited
- Orange Care Restgarth Limited
- Orange Lifecare Limited
- Orbis Care Limited
- Orbis Education and Care Limited
- Orbital 4 Support Limited
- Orbital Care Services 2 LTD
- ORC Group Ltd
- Orcadia Residential Home Ltd
- Orchar Care Ltd
- Orchard Care Homes.Com (6) Limited
- Orchard Court Residential Home Limited
- Orchard Healthcare (Norfolk) Ltd
- Orchard Homecare Services Limited
- Orchard Homes Private Limited
- Orchard House (Midlands) Limited
- Orchard House Nursing Home Limited
- Orchard Manor View Limited
- Orchard Vale Trust Limited
- Orchard View Care Services Limited
- Orchid Care Homes Limited
- Orchid Home Care Support Limited
- Orchid Homecare Ltd
- Orchid House Residential Care Home
- Orchid Supported Homes
- Orchid Supported Living Limited
- Orchid Wellness Limited
- Orchid Woodlands Healthcare Ltd
- Orcone Care Ltd
- Ordinary Life Project Association(The)
- Ordinary Lifestyles
- Oregon Care Limited
- Ori Healthcare Ltd
- Oria Care Ltd
- Oriel Healthcare Limited
- Oriel Lodge Limited
- Origin Care Homes (Beeston) Limited
- Origin Care Homes (Holbeach) Limited
- Origin Care Homes (Humberston) Ltd
- Origin Care Homes (West Bridgford) Limited
- Origin Recruitment Limited
- Orion Care Services
- Orion Healthcare Limited
- Orion Healthcare Solutions Ltd
- Orison Health Ltd
- Orkney Islands Council
- Orla House Limited
- Orlando Care Homes Ltd
- Orsett House Retirement Home Limited
- Orton Manor Ltd
- Orwell Housing Association Limited
- Orwell Mencap
- Osabea Healthcare Solutions Limited
- Osborne Care Homes Limited
- Oscar Care Services UK Limited