| RONTI CARE SOLUTIONS LTD | Grays | A rating |
| Ronzl accountants ltd | Northampton | A rating |
| ROOBBA Worldwide Ltd | London | A rating |
| Roobroo Ltd T/A Roobroo | Bristol | A rating |
| Roodlane Medical Limited | London | A rating |
| ROOF AND CASA LTD | Birmingham | A rating |
| ROOF CARE (LONDON) LTD | West Drayton | A rating |
| Roof Investment Ltd T/A Papermoon London | London | A rating |
| ROOF UK SERVICES LIMITED | London | A rating |
| ROOF-MAKER LTD | Leicester | A rating |
| Rooff Employee Services LLP | Barking | A rating |
| ROOFFINDER LTD | Oldham | A rating |
| Roofglaze Rooflights Ltd | St Neots | A rating |
| ROOFING EXCELLENCE & BUILDING SERVICES LTD | Southall | A rating |
| Roofoods Ltd t/a Deliveroo | London | A rating |
| RoofPro London Ltd | Teddington | A rating |
| Rooftop Housing Group Ltd | Evesham | A rating |
| Rook Street Leisure Ltd, | Uddingston | A rating |
| Rookery Medical Centre | Newmarket | A rating |
| Rookhurst Lodge Limited t/as Rookhurst Lodge | Bexhill On Sea | A rating |
| Rookwood Post Office and C & B News | Leeds | A rating |
| Rooley Lane Medical Centre | Bradford | A rating |
| Rooly Lane Optician | Bradford | A rating |
| Room Board Ltd | London | A rating |
| Room to Read UK Limited | London | A rating |
| ROOMNETTV Ltd | Wantage | A rating |
| ROOMS 4 YOU LIMITED | Acton | A rating |
| Rooms Group Limited | Warrington | A rating |
| ROONEY FISH | KILKEEL | A rating |
| ROONEY METALS LTD | COOKSTOWN | A rating |
| Roop Boutique Ltd | Tipton | A rating |
| ROOP HAULAGE LTD | Gravesend | A rating |
| Roopa Limited | Gateshead | A rating |
| Roopson Pharmacy | London | A rating |
| Roos Leap Montrose Ltd | Montrose | A rating |
| Rooster Construction Ltd | Bournemouth | A rating |
| Rooster Creative | London | A rating |
| Rooster Grill Ltd | Luton | A rating |
| ROOSTER HOUSE INTERIOR LTD | Nottingham | A rating |
| ROOSTER JUNCTION LTD | London | A rating |
| ROOSTER PIRI PIRI LTD | Southampton | A rating |
| Rooster Punk Group Ltd | Bristol | A rating |
| Rooster Shack | Surrey | A rating |
| Rooster Shack Franchising Ltd | Woking | A rating |
| Rooster technology ltd | Winchester | A rating |
| ROOSTERS HUB LTD | London | A rating |
| Roosters Piri Piri | Brighton | A rating |
| Roosters Piri Piri T/A PJ Faizan LTD | London | A rating |
| Root Communication Limited | BOLTON | A rating |
| Root Digital Limited | Bromley | A rating |
| ROOT GLOBAL LIMITED TA TOOR SUPERMARKET | Handsworth | A rating |
| Root Luxury Cars Limited | London | A rating |
| Root One East Ltd | Edinburgh | A rating |
| Root Spice Limited T/A Root Spice | Bath | A rating |
| Root Store Ltd T/A Root Millers Superstore | Leicester | A rating |
| Root-Power Limited | Salford, Manchester | A rating |
| ROOT2GROWTH LIMITED | Chudleigh | A rating |
| Rooted Health and Social Care Ltd | Bromley | A rating |
| Rootfloe Ltd | Croydon | A rating |
| ROOTLI LTD | Tonbridge | A rating |
| Roots & Heritage Ltd | Belvedere | A rating |
| ROOTS KITCHEN LTD | SALFORD | A rating |
| Roots Law Limited | London | A rating |
| Roots Staffing Solutions Ltd | Norwich | A rating |
| Roots Systems Limited | Stonehouse | A rating |
| Roots Systems Ltd | Stonehouse | A rating |
| Roots: Globalscope Edinburgh | Edinburgh | A rating |
| Rootshell Security Limited | Esher | A rating |
| Rootstack Ltd | Surrey | A rating |
| Ropa (UK) Limited | London | A rating |
| Rope & Marine Services Ltd | London | A rating |
| Rope Access in London Ltd | London | A rating |
| Rope Access Trade Solutions Ltd | South Shields | A rating |
| Rope Green Medical Centre | Crewe | A rating |
| ROPES & GRAY INTERNATIONAL LLP | LONDON | A rating |
| Ropetech Access Solutions Ltd | York | A rating |
| Roq Limited | Chorley | A rating |
| Roq.ad UK Limited | Bristol | A rating |
| Rorcon Limited | West Midlands | A rating |
| ROS AND MOS HOUSE SUPPORT LTD | Pitsea Basildon | A rating |
| Rosa De La Cruz Ltd | London | A rating |
| Rosa's London Limited | London | A rating |
| Rosag Healthcare Services UK Limited | Kent | A rating |
| Rosaleigh Ltd | London | A rating |
| Rosamaya Ltd trading as Bedford Street Bar Jazz Eatery | Leamington Spa | A rating |
| ROSAMIN LTD LTD | Histon | A rating |
| Rosary Cottage Dental Clinic | Middlesex | A rating |
| Rosary Road Convenience Store | Norwich | A rating |
| Rosato Limited | Blackburn | A rating |
| Rosclare Residential Home Limited | Surrey | A rating |
| Rosco Production | London | A rating |
| Roscomac Ltd | Worthing | A rating |
| Rose and Crown Mayfield Ltd | Mayfield | A rating |
| Rose Appellations Limited | London | A rating |
| Rose Balloch Limited | Alexandria | A rating |
| Rose Beauty (Sole Trader) | London | A rating |
| ROSE BEAUTY HUB LIMITED | Bexleyheath | A rating |
| ROSE BEAUTY LASER LIMITED | LEICESTER | A rating |
| Rose Bruford College | Kent | A rating |
| Rose Care Group | Exeter | A rating |
| ROSE CARE SERVICES LIMITED | CATFORD | A rating |
| Rose clinic performance physiotherapy | London | A rating |
| Rose Corner Ltd T/A Lea Cross Tandoori Restaurant | Birmingham | A rating |
| Rose Cottage | Bradford | A rating |
| Rose Fifteen Ltd | London | A rating |
| Rose Garden Dental Practice | Kingsbury | A rating |
| Rose Gold Health Fulwood Limited | Preston | A rating |
| ROSE GOLF LIMITED | Richmond | A rating |
| Rose Grocers LTD. T/A Rose Grocers | Watford | A rating |
| Rose Healthcare Services Ltd Ltd | Oldham | A rating |
| Rose Indienne Ltd | Swansea | A rating |
| ROSE KAHN CAR REPAIR | NELSON | A rating |
| Rose Lane Convenience Limited | Romford | A rating |
| Rose Lane Technology | Liverpool | A rating |
| Rose Lodge Care Home (Lisburn) Ltd | Lisburn | A rating |
| Rose Mount Supported Living Ltd | Derby | A rating |
| ROSE NI LTD | Belfast | A rating |
| ROSE OF YORK LIMITED | LONDON | A rating |
| ROSE PERI PERI GRILL LTD | London | A rating |
| ROSE PLATINUM LTD | Andover | A rating |
| Rose Sales Retail Limited | Lochgelly | A rating |
| Rose Uniacke Studio Ltd | London | A rating |
| Rose Valley Medical Centre | London | A rating |
| Rose Valley Vets LTD | Burnley | A rating |
| Roseacre Pub Company LTD | Sheffield | A rating |
| Rosebank Care Home | Southport | A rating |
| Rosebank Health | Gloucester | A rating |
| Rosebery Fine Art Limited | Warminster | A rating |
| Rosebrough Dental Practice | Newcastle upon tyne | A rating |
| Rosebud Healthcare Services Ltd | Grays | A rating |
| Rosebuds Supported Living Ltd | Essex | A rating |
| Rosecare Chesterfield Limited T/A Brookholme Care Home | Chesterfield | A rating |
| Rosecare Shirebrook Ltd T/A Richmond Care Home | Mansfield | A rating |
| Rosechime Ltd | London | A rating |
| Rosecroft Residential Home | Workington | A rating |
| Rosedale Care Home Limited | Coalville | A rating |
| Rosedale House | Bristol | A rating |
| Rosedale Surgery | Lowestoft | A rating |
| ROSEDAN LOMO LIMITED | Harlow | A rating |
| ROSEDENE NURSING HOME | LONDON | A rating |
| Rosegrove Surgery | Burnley | A rating |
| Rosehill (UK) Limited | Dorking | A rating |
| rosehill cafe ltd | twickenham | A rating |
| rosehill dental practice | stockport | A rating |
| ROSEHILL FOOD LIMITED T/A Rose Hill Food & Wine (COSTCUTTER) | Carshalton | A rating |
| Rosehill House Residential Home | St Blazey | A rating |
| Rosehill Pharmacy Ltd | Derby | A rating |
| Rosehill Search Ltd | London | A rating |
| Rosekirk LLP | Reading Berkshire | A rating |
| Roselea Care Homes limited | Nottingham | A rating |
| Roselight Services Limited | Slough | A rating |
| Rosemary Coldstream Garden Design | St Albans | A rating |
| Rosemary Healthcare | Louth | A rating |
| Rosemary Street Health Ltd | Mansfield | A rating |
| Rosemary Works East Limited | London | A rating |
| Rosemayne Limited T/A Continental Skin Clinic | London | A rating |
| Rosemead Ltd t/a Woodside Pharmacy | Norwich | A rating |
| Rosemede Homes Limited | London | A rating |
| ROSEMIL CARE LIMITED | Sutton | A rating |
| Rosemont Care limited | Romford | A rating |
| Rosemont Care (Medway) Limited | Strood | A rating |
| Rosemont Pharmaceuticals Limited | Leeds | A rating |
| Rosemont restaurant and cocktail bar | Canterbury | A rating |
| Rosemoor Capital Management LLP | London | A rating |
| Rosemore Building Services Ltd | Croydon | A rating |
| Rosemount Pre School Nursery Limited | London | A rating |
| ROSEN Europe BV | Newcastle | A rating |
| ROSEN(UK) | Newcastle Upon Tyne | A rating |
| Rosenblatt Law Limited | London | A rating |
| Rosendale Convenience Store | Rossendale | A rating |
| Rosendale Design LTD | London | A rating |
| Roseneath Dental Surgery | Richmond | A rating |
| Rosengarten's Sunrise Limited t/a Manifesto | London | A rating |
| RosenManor Ltd | Streatham | A rating |
| Rosenxt UK Ltd | Aberdeen | A rating |
| Roses healthcare Ltd | Northampton | A rating |
| Roses Homecare Ltd | Luton | A rating |
| Rosetta Nail Oundle | Peterborough | A rating |
| Rosetti Marino UK Limited | London | A rating |
| Rosetto Eastbourne Limited | Eastbourne | A rating |
| Rosevilla Care Home Stafford Limited | Stafford | A rating |
| Rosevilla Surgery | Basildon | A rating |
| ROSEWALK TEYNHAM LTD | Sheffield | A rating |
| Rosewich Engineering UK Ltd | Rosyth | A rating |
| Rosewood & Brook House Ltd | Somerset | A rating |
| Rosewood Consultants Ltd | Carlisle | A rating |
| Rosewood Family Care | London | A rating |
| Rosewood Foods Ltd | Bognor Regis | A rating |
| Rosewood Garage Pvt Ltd | Hayes | A rating |
| Rosewood Lodge | Ilford | A rating |
| ROSEWOOD OF WALTON LIMITED TA Babucci | Walton-On-Thames | A rating |
| ROSEWORTH LIMITED | London | A rating |
| rosguill Developments Ltd | Shenley | A rating |
| Rosh Engineering Ltd | Blaydon on Tyne | A rating |
| Roshaal Limited T/A Subway | Surrey | A rating |
| Roshana Global Limited | Esher | A rating |
| ROSHEN PROCESS SOLUTIONS LIMITED | Milton Keynes | A rating |
| Roshini Care Home Ltd | Southall | A rating |
| Roshni Catering Limited T/A Shree Sai Vada Pav | London | A rating |
| ROSHNI NEWS LIMITED | London | A rating |