| ROSHON BANQUETING HALL LIMITED TA Roshon Banqueting | Birmingham | A rating |
| Rosie Nightingale Homecare | Bolton | A rating |
| Rosies Bakes Ltd | Banbridge | A rating |
| Rosies restaurant and takeaway | Liverpool | A rating |
| Rosilink Limited | London | A rating |
| ROSINANTE PROPERTY HOLDINGS LIMITED | Ilford, | A rating |
| Roslea Surgery | Preston | A rating |
| Roslin Cell Therapies Limited | Edinburgh | A rating |
| Roslin Dental Practice Limited | Roslin | A rating |
| ROSLIN STORES LTD T/A Premier | Aberdeen | A rating |
| Roslin Technologies Limited | Midlothian | A rating |
| Rosling King LLP | London | A rating |
| Rosmead Healthcare Ltd | Derby | A rating |
| Ross Agri Services | Montrose | A rating |
| Ross Auto Engineering (trading as Ross Care) | Wallasey | A rating |
| Ross Companies Limited | Randalstown | A rating |
| ROSS COUNTY FOOTBALL CLUB LIMITED | DINGWALL | A rating |
| Ross Healthcare Ltd | Ilkeston | A rating |
| ROSS MCKINLEY ACCOUNTANTS LIMITED | Rainham | A rating |
| Ross Robotics | Reading | A rating |
| Ross Video (UK) Limited | London | A rating |
| Ross-shire Diving Services Ltd | Strathcarron | A rating |
| Ross-shire Engineering Ltd | Muir of Ord | A rating |
| Ross's of Edinburgh Ltd | Bonnyrigg | A rating |
| Rossa Home Care Limited | Hounslow | A rating |
| ROSSA PRODUCTIONS LIMITED | London | A rating |
| Rossall School | Fleetwood | A rating |
| Rossdale & Partners | Newmarket | A rating |
| Rossefield Nursing Homes Ltd | Bradford | A rating |
| Rossharbour Resort Ltd | Enniskillen | A rating |
| Rossi (Southend on Sea) Ltd | South Woodham Ferrers | A rating |
| Rossi Cafe Limited t/a Molen's | Essex | A rating |
| Rossi UK Limited t/a MBP Surfaces | Full Sutton | A rating |
| Rossie Secure Accommodation Services | Montrose | A rating |
| Rossino Care Limited | London | A rating |
| Rosslyn Analytics Ltd | London | A rating |
| Rosslyn Coffee Ltd | London | A rating |
| rosslyn house dental practice | longton | A rating |
| Rossmere Park Care Centre Ltd | Hartpool | A rating |
| ROSSPALM LIMITED | Harpenden | A rating |
| ROSSYCARE LTD | Grays | A rating |
| ROSSYWENDY LIMITED | Aberdeen | A rating |
| Roster Home Care Ltd | Norwich | A rating |
| Rosterfy Ltd | Greater London | A rating |
| Rosti Business Development Ltd | Cannock | A rating |
| Rostro Management Limited | London | A rating |
| roswick ltd | manchester | A rating |
| Rosy Hair & Beauty | Stourbridge | A rating |
| Rota Geek Limited | London | A rating |
| Rotala Plc | Tividale | A rating |
| Rotamac EPC Energy Solutions Limited | Robertsbridge | A rating |
| Rotamat Limited trading as Huber Technology | Chippenham, | A rating |
| Rotamol Ltd | Harrow | A rating |
| Rotary Residential and Care Centers | GLASGOW | A rating |
| Rotary Watches Limited | Rayleigh | A rating |
| Rothamsted Research | Harpenden | A rating |
| Rothay Garden Hotel Ltd | Grasmere | A rating |
| Rother District Council | Bexhill on Sea | A rating |
| Rother Valley South PCN LTD | Sheffield, | A rating |
| Rotheras Solicitors LLP | Nottingham | A rating |
| Rotherbank | Liss | A rating |
| Rotherfield Farms LLP | Alton | A rating |
| Rotherham Doncaster and South Humber NHS Foundation Trust | Doncaster | A rating |
| Rotherham Titans Rugby Limited | Rotherham | A rating |
| ROTHERHAM UNITED FOOTBALL CLUB (RUFC) LIMITED | Rotherham | A rating |
| Rotherwood Healthcare (Colwall) Limited | Malvern | A rating |
| Rotherwood Healthcare (Dorset House) Ltd | Droitwich | A rating |
| Rotherwood Healthcare (Hampton Grange) Limited | Hereford | A rating |
| Rotherwood Healthcare (Lynhales Hall) Limited | Kington | A rating |
| Rotherwood Healthcare (Roden Hall) Ltd | Telford | A rating |
| Rotherwood Healthcare (St Georges Park) Limited | Telford | A rating |
| Rothesay Pensions Management Limited | London | A rating |
| Rothschild & Co Global Markets Solutions Limited | London | A rating |
| Rothschild & Co Wealth Management UK Limited | London | A rating |
| Rothschild Diamonds Limited | London | A rating |
| Rothschild House Group | Tring | A rating |
| Rothwell & Desborough Healthcare Group | Rothwell | A rating |
| ROTHWELL & ROBERTSON LIMITED | Beaumaris | A rating |
| Rothwell Group Limited | York | A rating |
| Rothwell Pharmacy | Rothwell | A rating |
| ROTHWELL POST OFFICE | Leeds | A rating |
| ROTHWELL UK LIMITED | Northampton | A rating |
| Roti King Limited T/A Roti King | London | A rating |
| Roti King Ltd T/A Roti King | London | A rating |
| Roti of Edinburgh Ltd | Edinburgh | A rating |
| RotiExpress Ltd (t/a Biryani World) | HARROW | A rating |
| ROTIEXPRESS LTD t/a BIRYANI WORLD | Harrow | A rating |
| ROTINAANWALA SLOUGH LTD | SLOUGH | A rating |
| ROTISSERIE CORNER LIMITED | CAMBERLEY | A rating |
| ROTOQUIP UK LTD | BRADFORD | A rating |
| Rotork Controls Ltd | Bath | A rating |
| Rotron Aerospace Limited | Semley | A rating |
| Rottingdean Nursing Home | Rottingdean | A rating |
| Rotunda Ltd | Liverpool | A rating |
| Rouge Group Ltd | Welwgn Garden City | A rating |
| ROUGH WATER MEDIA LTD | BREWOOD | A rating |
| Roughan and O'Donovan UK Limited | Otley | A rating |
| ROUGHCOTE HALL FARM LTD | Caverswall | A rating |
| Roughcut Television Ltd | London | A rating |
| Roughton Group Limited | Southampton | A rating |
| ROUNCEVAL LTD | Bristol | A rating |
| Round Bank Engineering Ltd | Halifax | A rating |
| Round Bars Limited | Bolton | A rating |
| Round Corner Brewing | Melton Mowbray | A rating |
| Round Financial Limited | London | A rating |
| ROUND GROUP LIMITED | London | A rating |
| ROUND HILL CAPITAL VENTURES UK LTD | London | A rating |
| ROUND PEAR LIMITED | Stoke Bishop | A rating |
| Round The Clock | London | A rating |
| ROUNDABOUT GARAGES LIMITED | Southport | A rating |
| Roundabout Ltd | Sheffield | A rating |
| Roundabout Shop | Norwich | A rating |
| Roundel Manufacturing Limited | Washington | A rating |
| Roundham Court | Paignton | A rating |
| Roundhay Accountants & Consultants Limited | Leeds | A rating |
| Roundhouse Design Ltd | London | A rating |
| Roundhouse Trust | London | A rating |
| ROUNDSHAW LOCAL STORE | Wallington | A rating |
| RoundShield Partners LLP | London | A rating |
| Roundstone Quality Care Ltd t/a Right at Home Dundee Angus and North Fife | Dundee | A rating |
| Roundtable Design Ltd | London | A rating |
| ROUNDWAY GARAGE LIMITED | Bristol | A rating |
| Roundwell Medical Centre | Norwich | A rating |
| ROUNDWELL NORWICH LIMITED T/A ROUNDWELL PHARMACY | NORWICH | A rating |
| Roundwood Surgery | Mansfield | A rating |
| Rouse International Limited | London | A rating |
| Rouse Partners LLP | Beaconsfield | A rating |
| ROUTE A71 LTD (t/a Fairdeal Autos) | Edinburgh | A rating |
| Route Justice | London | A rating |
| Route Mobile (UK) Limited | London | A rating |
| Route To Transition | Harrow | A rating |
| Route-Led Group Limited | Monmouth | A rating |
| Routes Healthcare (North) Limited | Rochdale | A rating |
| Routine Agency Ltd | London | A rating |
| Roux Waterside Inn Ltd | Bray | A rating |
| Rove London LTD | London | A rating |
| ROVER BROTHERS IMPORT & EXPORT UK LIMITED (14895041) | Salford | A rating |
| ROVER DIGITAL LTD | LONDON | A rating |
| Rover Engineering Limited | Cardiff | A rating |
| Rovi Europe Ltd, a TiVo company | London | A rating |
| ROVIOX LIMITED | Edinburgh | A rating |
| ROVISONS LIMITED | LONDON | A rating |
| ROVISYS UK PRIVATE LIMITED | London | A rating |
| ROVOP Limited | Westhill | A rating |
| ROW LONDON CONSTRUCTION LTD | Ipswich | A rating |
| ROWAN ALBA LTD. | Edinburgh | A rating |
| ROWAN PHARMA LTD | ESSEX | A rating |
| Rowancrown Limited | Abersychan | A rating |
| Rowcroft House Foundation Ltd | Torquay | A rating |
| Rowda Group Limited | Leicester | A rating |
| Rowdy deptford ltd | London | A rating |
| Rowe Farming Ltd | Camborne | A rating |
| Rowe Hankins Limited | Bury | A rating |
| Rowfer Limited | London | A rating |
| Rowflex Services Limited | London | A rating |
| ROWLAND HAMILTON LIMITED T/A REGENT GUEST HOUSE | Essex | A rating |
| Rowlandcourt Healthcare Ltd | Rowlandcastle | A rating |
| Rowlands Castle Surgery | Rowlands Castle | A rating |
| ROWLANDS MOTOR COMPANY LTD | Rainham | A rating |
| Rowlands Road surgery | Birmingham | A rating |
| Rowlandson Terrace Ltd | Sunderland | A rating |
| Rowles House Limited | Luton | A rating |
| ROWLEY AUTO SERVICES LIMITED | Coventry | A rating |
| Rowm Ltd | London | A rating |
| Rowse Holdings Ltd | Penzance | A rating |
| Rowse Honey Ltd | Wallingford | A rating |
| Rowswells Retail Ltd | Hampshire | A rating |
| Rox Interiors Limited | Harrow | A rating |
| Roxane (UK) Ltd | Lichfield | A rating |
| Roxborough Plant and Construction | Dungannon | A rating |
| Roxburgh Construction Ltd | London | A rating |
| Roxburgh Milkins Limited | Bristol | A rating |
| Roxburgh Street Surgery | Galashiels | A rating |
| ROXFIT LIMITED | London | A rating |
| ROXI PRINTS LTD | London | A rating |
| Roxie Nafousi Ltd | London | A rating |
| Roxinford Education Group Ltd | Harrow | A rating |
| Roxow Ltd | Milton Keynes | A rating |
| Roxton Nursing Home LTD | Birmingham | A rating |
| ROXTON WEALTH LTD | London | A rating |
| ROXX LTD | London | A rating |
| Roxy Beauty Ltd | Bishop Auckland | A rating |
| ROXY CARE GROUP LTD | Nottingham | A rating |
| Roxy Mobile Ltd | Bournemouth | A rating |
| ROXY NGUYEN LTD | Bristol | A rating |
| Roy & Associates Limited t/a SETS Tech | London | A rating |
| ROY BARBER'S LTD | Hayes | A rating |
| ROY NUT FOODS LTD | Watford | A rating |
| ROY PROPERTIES & MANAGEMENT LIMITED | London | A rating |
| Roy Textile Ltd | Manchester | A rating |
| Roy Victor Humphrey & Macayla J Burrows | EYE | A rating |
| Roya International Ltd T/A Roya International Estate Agents | Salford | A rating |
| ROYAAL COFFEE LIMITED | London | A rating |
| ROYAAL GRILL & SWEETS LIMITED | Bedford | A rating |
| ROYAAL SPICE INDIAN TAKEAWAY LIMITED | CAMBRIDGE | A rating |
| Royal Academy of Dance | London | A rating |
| Royal Academy of Dramatic Art | London | A rating |
| Royal Academy of Engineering | London | A rating |
| Royal Academy of Music | London | A rating |
| Royal Aeronautical Society | London | A rating |