| Travancore Blakeney Limited | Gloucester | A rating |
| Travcorp Management Services Limited | London | A rating |
| TRAVEL 24 LIMITED T/A 24-7 CARS BEDFORD | Bedford | A rating |
| Travel and Tourism Marketing Ltd | Bromley | A rating |
| Travel Basket Limited | Reading | A rating |
| Travel Cashier Limited | London | A rating |
| TRAVEL CONSOL LIMITED | LONDON | A rating |
| Travel Counsellors LTD | Manchester | A rating |
| Travel Desk Limited | London | A rating |
| Travel Express 247 Ltd | Stoke on Trent | A rating |
| Travel For Success Ltd | Ilford | A rating |
| TRAVEL GUARD EMEA LIMITED | Brighton | A rating |
| Travel Hub Limited | Wembley | A rating |
| TRAVEL LINK WORLDWIDE LIMITED | London | A rating |
| Travel My World Ltd | Birmingham | A rating |
| TRAVEL PLANNERS UK LTD | Banbury | A rating |
| Travel Republic Limited | Surrey | A rating |
| TRAVEL SQUARE LTD | NOTTINGHAM | A rating |
| Travel Technology Systems Ltd | Preston | A rating |
| TRAVEL TIME GLOBAL LTD | LONDON | A rating |
| TRAVEL UNIQUE 1 LIMITED | Birmingham | A rating |
| TRAVEL UNIQUE LTD | Birmingham | A rating |
| Travel Up Group PLC | Reading | A rating |
| TRAVEL VOGUE LIMITED | Leatherhead | A rating |
| TRAVEL XPRESS LTD | SHIPLEY | A rating |
| Travel Zone Intl Ltd | Stockton-On-Tees | A rating |
| TRAVELBEAT LTD | LONDON | A rating |
| TravelBritannia Limited | London | A rating |
| Travelers Management Ltd | Surrey | A rating |
| Travelex Central Services Limited | London | A rating |
| Travelfusion Ltd | London | A rating |
| TRAVELGLOBEUK LIMITED | Harrow | A rating |
| Travellanda Ltd | Watford | A rating |
| TravelLocal Ltd | Richmond | A rating |
| TRAVELMINT LIMITED | Hounslow | A rating |
| Travelodge Hotels | Thame | A rating |
| Travelopia Holdings Limited | Surbiton | A rating |
| Travelpack Marketing & Leisure Services Ltd | Wembley | A rating |
| Travelport International Limited | Langley | A rating |
| TRAVELSERVE LIMITED | London | A rating |
| Traveltek Ltd | Glasgow | A rating |
| Traveltrek Ltd | Surrey | A rating |
| Travelzoo (Europe) Limited | London | A rating |
| Travers Smith LLP | London | A rating |
| Traverse Assocaites Ltd | Warrington | A rating |
| Travid Enterprises Ltd ta Guys Cross Nursing Home | Warwick | A rating |
| Travigence Ltd | Manchester | A rating |
| Travis Perkins Plc | Northampton | A rating |
| TRAVISIYA REAL ESTATE LTD | Crawley | A rating |
| Travisor Limited | London | A rating |
| Travix Travel UK Ltd | London | A rating |
| Travlin Style Limited | Stanmore | A rating |
| Travtus Ltd | London | A rating |
| Trax International Limited | London | A rating |
| Trax Retail Ltd | London | A rating |
| Trayport Limited | London | A rating |
| TRB Chemedica (UK) Limited | Newcastle-under-Lyme | A rating |
| TRB Lightweight Structures Limited | Huntingdon | A rating |
| TRB LIMITED | ST. ASAPH | A rating |
| TRC Companies Limited | London | A rating |
| TRC Space Ltd | London | A rating |
| Tre Arcieri Limited | Guildford | A rating |
| Tre Colori-Pizzeria | LONDON | A rating |
| Tre House Limited | London | A rating |
| Tre Ysgawen Hall Limited | Stockport | A rating |
| Treacle Media Limited | Guildford | A rating |
| Treadlighter Ltd | London | A rating |
| Treal Care UK Limited | Hornchurch | A rating |
| Trealaw Store | Tonypandy | A rating |
| Treasure Data (UK) Limited | London | A rating |
| TREASURE GARDEN JEWELLERY UK LTD | London | A rating |
| Treasure House Limited | London | A rating |
| TREASURE INVESTMENT CONSULTANCY LTD | London | A rating |
| Treasure Naturals Limited | Norwich | A rating |
| Treasure Well Capital (UK) Limited | London | A rating |
| Treasures Foundation | London | A rating |
| Treasury Solicitor's Depertment | London | A rating |
| Treasury Wine Estates EMEA Limited | Twickenham | A rating |
| Treat Beauty London Limited | London | A rating |
| Treat Stop | Chelmsford | A rating |
| TREAT STREET LTD | Milton Keynes | A rating |
| TREATS 4 U CHELTENHAM LTD T/A Treats 4 U | Cheltenham | A rating |
| Treats 4U Limited T/A Treats 4U Gloucester | Gloucester | A rating |
| TREATS EASTON LTD | Bristol | A rating |
| Treats Foods Ltd | London | A rating |
| Treats Investments Ltd | London | A rating |
| Treats Knowle Ltd | Bristol | A rating |
| TREATS WSM LTD | Weston-Super-Mare | A rating |
| Treatwell Limited | London | A rating |
| TREATZ & BLIZZ LTD | Bolton | A rating |
| Treatz Franchising Ltd | Slough | A rating |
| Treatz Highwycombe Ltd | High Wycombe | A rating |
| Treatz Hounslow Ltd | Hounslow | A rating |
| Treatz Sheff Ltd | Sheffield | A rating |
| Treatz Xpress London Ltd t/a Treatz | LONDON | A rating |
| Trebovir Hotel | London | A rating |
| Tredence UK Limited | London | A rating |
| TREDERWEN SPRINGS 2008 LTD | LLANSANTFFRAID | A rating |
| Tredon Management Ltd trading as The Jacobean Hotel | Coventry | A rating |
| Tree Energy Solutions UK Limited | London | A rating |
| Tree of Life Ministries | MITCHAM | A rating |
| TREECARD LTD | Bristol | A rating |
| Treeconomy Ltd | London | A rating |
| Treedent Ltd T/A Treedent | Barking | A rating |
| Treegreen Ltd T/A Egg Lighting | Glasgow | A rating |
| Treehab Ltd. | London | A rating |
| TreeHouse Dental | London | A rating |
| Treehouse Digital Limited | Bournemouth | A rating |
| Treehouse Nursery and Preschool | Pinner | A rating |
| Treehouse Nursery Schools Limited | Wanstead | A rating |
| Treelands Home Ltd | Exeter | A rating |
| Treemont Care Limited T/A Devonshire Dementia Care Home and Day Centre | New Malden | A rating |
| TREES HOTEL LTD T/A TREE HOTEL | OXFORD | A rating |
| Trees Nursing Home | Harleston | A rating |
| Trees Park (Kenyon) Limited | Manchester | A rating |
| Trees Park (Kenyon) Ltd | Manchester | A rating |
| Treeslounge Bespoke Ltd | London | A rating |
| TREESPLEASE GAMES LTD | Brighton | A rating |
| Treethorpe Ltd | London | A rating |
| Treeton Cricket Club | Rotherham | A rating |
| Treeton Grange LTD | Rotherham | A rating |
| TREETOPS | London | A rating |
| Treetops Care home | Bridgend | A rating |
| Treetops Nursery Bootle | Bootle | A rating |
| Treetops Nursing Home | Oldham | A rating |
| Treetops Play and Party Cafe Limited | Warrington | A rating |
| Treevale ltd | wirral | A rating |
| Trefoil Tutors | Elstree | A rating |
| Treforest Veterinary Clinic Ltd | Pontypridd | A rating |
| Tregenna Castle Hotel Ltd | St Ives | A rating |
| TREGS GLORY LTD | London | A rating |
| Tregwilym Lodge Limited | Newport | A rating |
| Tregynon Post office stores | Newtown | A rating |
| Treis Partners Advisory Limited | London | A rating |
| Trek Bicycle Corporation | Milton Keynes | A rating |
| Trek Logistics | Clacton on Sea | A rating |
| Trekhops Limited | Cheltenham | A rating |
| Trelawny SPT Limited | Leamington Road | A rating |
| Treliant Limited | Belfast | A rating |
| Trelleborg Industrial Products UK Limited | Leicester | A rating |
| Trelleborg Sealing Solutions UK Ltd | Tewkesbury | A rating |
| Trelleborg Westbury Limited | Westbury | A rating |
| Treloar Trust | Alton | A rating |
| TREMAX UK LTD | Salford | A rating |
| Tremco CPG UK Limited | Wigan | A rating |
| Trenant House Ltd | Plymouth | A rating |
| TRENBE UK LIMITED | LONDON | A rating |
| Trench Lock Service Station Ltd | Telford | A rating |
| TRENCHCO LIMITED | Middlesex | A rating |
| Trend Micro (UK) Limited | London | A rating |
| TREND Networks Ltd | High Wycombe | A rating |
| TREND ORGANIC LTD | Enfield | A rating |
| Trend Technologies Limited | Swindon | A rating |
| Trend Technologies Scotland Limited | Glenrothes | A rating |
| TRENDHIVE SOLUTION LIMITED | London | A rating |
| Trendr Inc. Ltd t/a Hyper Sq | Knutsford | A rating |
| Trends Healthcare Ltd | Southend on Sea | A rating |
| Trends Online Limited | Broxburn | A rating |
| Trends2024 Limited | Wellingborough | A rating |
| Trendsetter Group Limited | Uxbridge | A rating |
| Trendstop Limited | London | A rating |
| Trendstream Limited | London | A rating |
| Trendultra Ltd | Houslow | A rating |
| Trendy Brand Outlet Ltd | London | A rating |
| Trendy Carpets and Flooring Ltd | Wednesbury | A rating |
| Trendy Livings LTD | Batley | A rating |
| Trendyol UK Limited | London | A rating |
| TrendySavers Limited | Cardenden | A rating |
| TRENDZFONE LTD | London | A rating |
| Trendzhouse limited T/A Maria's Flowers | Cwmbran | A rating |
| Trenitalia UK Limited | London | A rating |
| Trent AI Limited | Cambridge | A rating |
| Trent College Limited | Long Eaton | A rating |
| TRENT CONSTRUCTION SOLUTIONS LTD | Nottingham | A rating |
| TRENT EDUCATION CENTRE LTD | Nottingham | A rating |
| Trent Energy Ltd | London | A rating |
| Trent International Ltd | Leeds | A rating |
| Trent Law Limited | Nottingham | A rating |
| Trent Meadows Medical Practice | Burton On Trent | A rating |
| Trent Nursing LTD | Lincolnshire | A rating |
| Trent Park Equestrian Centre | London | A rating |
| Trent Rockets Limited | Nottingham | A rating |
| Trent Vale Medical Practice | Stoke on Trent | A rating |
| trent valley surgery | lincoln | A rating |
| Trent Vineyard | Nottingham | A rating |
| Trentside Manor Care Home Limited | Stoke on Trent | A rating |
| Trentside Medical Group | Netherfield | A rating |
| Trenwood Farming Ltd | Launceston | A rating |
| Trepko UK Limited | GAINSBOROUGH | A rating |
| TreQ Global Ltd | Abingdon | A rating |
| TRES ALCHEMIX LTD | Oxford | A rating |
| Tresars LTD | London | A rating |
| TRESATA LTD | KINGSTON UPON THAMES | A rating |
| Trescal Limited | Yateley | A rating |
| Tresidor Investment Management (UK) Ltd | London | A rating |
| Tresmares Capital UK Limited | London | A rating |
| Tresmares Direct Lending UK | London | A rating |
| TRESNET LIMITED T/A Jee Ja Jee's | Kegworth | A rating |
| TRESSELL HOMES LTD | BIRKENHEAD | A rating |
| TresVista UK Ltd | London | A rating |