| Nafis Fast Food Ltd | Sheffield | A rating |
| NAFS Health Consultancy & Training Limited | Bury St Edmunds | A rating |
| NAFT TRADING & TECHNOLOGY CO LIMITED | LONDON | A rating |
| Nafura Advanced Techonologies Limited | Burton-upon-trent | A rating |
| NAG Technologies Limited | Maidenhead | A rating |
| Naga Bristol limited | Bristol | A rating |
| Naga Fried Chicken Ltd | London | A rating |
| Naga Health Limited T/A Phynix Pharmacy | Hebburn | A rating |
| NAGA PVT LIMITED T/A (GO LOCAL) BOOZE DIRECT | Birkenhead, | A rating |
| NAGA SPICE | SCUNTHORPE | A rating |
| Nagalingam Varathan T/A Classic News | London | A rating |
| Nagamanikanta solutions limited | Fleet Hampshire | A rating |
| Nagarjuna Kadampa Meditation Centre | Thornby | A rating |
| NAGARPUR COMPANY LTD | SPALDING | A rating |
| Nagarro Software Ltd | London | A rating |
| Nagashima Ohno & Tsunematsu UK Limited | London | A rating |
| NAGLE JAMES ASSOCIATES LIMITED | Harrow | A rating |
| Nagma Enfield Ltd | Enfield | A rating |
| Nagori Motors Ltd | Bolton | A rating |
| NAGRA Media UK Limited | Cwmbran | A rating |
| Nagra transportation limited | Willenhall | A rating |
| NAH Foods LTD | Bedford | A rating |
| NAHAQ LTD | Manchester | A rating |
| Nahid Residential Limited | Surrey | A rating |
| NAHID SPICE LIMITED | Fareham | A rating |
| Nahita International Limited | London | A rating |
| NAHL WORKS LTD | Mildenhall | A rating |
| NAHLA INTERIOR DESIGN LTD | London | A rating |
| NAI Holdings T/A Rice Thai Restaurant | Bedford | A rating |
| Naib Technologies Limited | Birmingham | A rating |
| NAIDU & CO UK LTD | Crawley | A rating |
| Naigai Nitto Logistics ( Europe) Ltd | Birmingham | A rating |
| Naik Muhammad Ltd | Bradford | A rating |
| Nail & CO | Derby | A rating |
| Nail Crazy LTD | Gravesend | A rating |
| NAILBITER LIMITED | LONDON | A rating |
| Nails and Beauty MK Ltd. | Newport Pagnell | A rating |
| Nails by Katie ltd | London | A rating |
| Nails Inc Limited | London | A rating |
| NAILS WITH DEE LTD | London | A rating |
| Nailvana Nails & Beauty | Reading | A rating |
| NailZinc Limited | South Glamorgan | A rating |
| Naim Audio Ltd | Salisbury | A rating |
| Naim Foods Ltd | Wiltshire | A rating |
| NAIM TAKEAWAY LIMITED | Swansea | A rating |
| NAIM TOPCIU T/A JIMMY'S BARBER SHOP | LOUGHTON | A rating |
| Naima Foods Ltd | Edinburgh | A rating |
| Naima Jewish Preparatory School (JPS) | London | A rating |
| Naimans UK Ltd | Truro | A rating |
| Naimas Pharma Ltd | London | A rating |
| Naina Technologies Ltd | London | A rating |
| NAIR GROUP LIMITED | Berkeley | A rating |
| Nairn Enterprises ltd | nairn | A rating |
| NAIRN HEALTHCARE GROUP | NAIRN | A rating |
| Nairn Specsavers Limited | Nairn | A rating |
| Naissance Movement Limited | Glasgow | A rating |
| Naive Coffee Ltd | London | A rating |
| Naivis Limited T/A Subway | Oxted | A rating |
| NAJ Ltd T/A Budgens Haywards Heath | West Sussex | A rating |
| Najran Direct Building and Fencing Supplies Ltd | Oldbury Birmingham | A rating |
| NAK Consulting Services Limited | Northampton | A rating |
| NAK RETAIL LTD | Halstead | A rating |
| Nakano Asset Global Ltd | London | A rating |
| Naked Energy Limited | Crawley | A rating |
| Naked Truth Limited | London | A rating |
| Naked Wines | Norwich | A rating |
| NAKHON THAI RESTAURANT LIMITED | London | A rating |
| NAKHRA BRIDALS LTD | Wolverhampton | A rating |
| Nakii Builders Ltd | Nottingham | A rating |
| NAKKA CONSULTANCY LTD | Watford | A rating |
| NakodaG Limited | Cheadle Hulme | A rating |
| Nakodar Trading Limited | Doncaster | A rating |
| Nakshatra Limited | Harrow | A rating |
| NALA PAYMENTS LIMITED | London | A rating |
| Nala Renewables UK | Paddington | A rating |
| Nala Restaurant | Gloucester | A rating |
| Nali Construction Ltd | Essex | A rating |
| NALINI FOOD PVT LIMITED t/a KK Food & Wine | Birmingham | A rating |
| Nallanathan Anandankumariah and Kanagaratnam Rajasaker | London | A rating |
| Nalmond Ltd | Bathgate | A rating |
| Nam V Limited T/A ViVi Nail Spa | London | A rating |
| Namak Bristol Limited T/a Namak indian dining | BRISTOL | A rating |
| NAMAK MANDI AUTHENTIC TASTE OF KPK LTD | Birmingham | A rating |
| Namak Restaurant Ltd | South Woodford | A rating |
| Naman Real Estate & Investor Ltd | Wolverhampton | A rating |
| NAMANVEER LTD | Peterborough | A rating |
| Namaskar Events Limited | Camberley | A rating |
| NAMASTA INDIA LTD | Glasgow | A rating |
| NAMASTAY INDIA 1 LTD T/A NAMASTE INDIA | BALLYCLARE | A rating |
| Namaste A2Z Limited | London | A rating |
| NAMASTE BIRIYANI LIMITED T/A Namaste Kothu Parotta | Chatham | A rating |
| Namaste Booze 4 U Ltd | Dundee | A rating |
| Namaste Cambridge Ltd | Cambridge | A rating |
| Namaste Delhi Limited | Aberdeen | A rating |
| NAMASTE DINING GRANTHAM LIMITED | Grantham | A rating |
| NAMASTE GURKHA | TIDWORTH | A rating |
| Namaste Himalaya | Exmouth | A rating |
| Namaste Johney Gurkha Limited | Aldershot | A rating |
| NAMASTE KITCHEN LIMITED | Reading | A rating |
| Namaste Kitchen Restaurant Ltd T/A Namaste Kitchen | Falmouth | A rating |
| Namaste Lounge Limited TA Namaste Lounge | Northwood | A rating |
| NAMASTE NEPALESE CUISINE LTD | Maidstone | A rating |
| Namaste Southport | Southport | A rating |
| Namaste Village Norwich Ltd | Norwich | A rating |
| NAMASTE WOLVERHAMPTON LTD | WOLVERHAMPTON | A rating |
| NAMDHARI SIKH SANGAT UK | SOUTHALL | A rating |
| Namdiv Ltd | Irlam | A rating |
| NAME WHAT LTD | LONDON | A rating |
| Named Model Management Limited | London | A rating |
| Nameera & Co Ltd | Bristol | A rating |
| Names Agency Ltd | Brentwood | A rating |
| Nami Surgical Limited | Glasgow | A rating |
| Namier Capital Partners Limited | London | A rating |
| NAMK UK LIMITED T/A ROSONA SPICE | London | A rating |
| NAMKO LTD | London | A rating |
| Namma Ooru Dosa Ltd t/a Seaforth Family Shopper | Liverpool | A rating |
| Namma Veedu Vasanta Bhavan Ltd T/A Vasanta Bhavan Restaurant | Wembley | A rating |
| Nammos Mayfair Limited | London | A rating |
| NAMO EAT LTD | Brighton | A rating |
| NAMO FOODS CONSULTANCY LIMITED | BEDFORD | A rating |
| Namo Technologies Ltd | Watford | A rating |
| Namos Solutions Limited | LONDON | A rating |
| NAMOZ FOODS LIMITED T/A Pizza 2 Night | Eastbourne | A rating |
| NAMRATA VIRA T/A DENTAL CARE CENTER | SOUTHAMPTON | A rating |
| Namsan Chicken | Barry | A rating |
| NAMSHI LIMITED | GREAT YARMOUTH | A rating |
| Namura Shipbuilding Co Ltd | London | A rating |
| Nan Ping Spiritual Cultivation Organization of the UK | London | A rating |
| NAN ROSE PERI PERI 2 LIMITED | LONDON | A rating |
| NANâ??S TOUCH SERVICES LTD | Sunderland | A rating |
| Nana's Cafe Limited | London | A rating |
| Nanak Associates (UK) Ltd T/A Nanak Accountants | London | A rating |
| Nanak Darbar North London | London | A rating |
| Nanak Hotels Ltd | Alcester | A rating |
| Nanak Windows Ltd | Ilford | A rating |
| Nanaksar Gurdwara Gursikh Temple | Coventry | A rating |
| Nanaksar Satsang Sabha | Smethwick | A rating |
| Nanaksar Satsang Sabha (London) | Southall | A rating |
| Nanaksar Thath Isher Darbar | Wolverhampton | A rating |
| Nanas Halal Butchers Ltd | MILTON KEYNES | A rating |
| Nanban Ltd | Retford | A rating |
| Nanbanda Private Limited t/a Eastfield Service Station | Peterborough | A rating |
| NAND BUILDERS LTD | Birmingham | A rating |
| Nandaâ??s Capital And Investments Pvt Ltd | AYLESBURY | A rating |
| Nandana Limited | Herne Bay | A rating |
| Nandha Construction Ltd | West Drayton | A rating |
| Nandha Construction Ltd. | West Drayton | A rating |
| Nandine Limited | London | A rating |
| Nando's Ltd | London | A rating |
| Nandu Foods Ltd T/as Fired Dough | Edinburgh | A rating |
| Nandy & Co Solicitors | London | A rating |
| Nangla Furniture LTD | Bradford | A rating |
| Nangpal Traders Ltd T/A Best-One | Mitcham | A rating |
| NANHUA FINANCIAL (UK) CO LIMITED | London | A rating |
| NaniChi Ltd | London | A rating |
| NANNAR STORES LTD | SOUTH SHIELDS | A rating |
| Nannie Annies Day Care Limited | Woodford Green | A rating |
| NANNY CARE SERIVCES LTD | Slough | A rating |
| Nannyplus Network Ltd | London | A rating |
| Nano AI LTD | London | A rating |
| Nano Fibre UK LImited | Gilmorton | A rating |
| Nano Trader Limited | Croydon | A rating |
| Nano-Tech Aviation Ltd | Slough | A rating |
| Nanoavionics UK Limited | Basingstoke | A rating |
| NanoBeam Limited | Cambridge | A rating |
| Nanoco Technologies Limited | Runcorn | A rating |
| Nanofique Limited | Leicester | A rating |
| Nanoflam Limited | King's Lynn | A rating |
| Nanograb Limited | London | A rating |
| NanoIT Solutions Ltd | Ashford | A rating |
| Nanoloom Limited | London | A rating |
| Nanomerics Ltd | Harrow | A rating |
| Nanomox Ltd | London | A rating |
| Nanook Advisors | London | A rating |
| Nanoplexus Limited | MANCHESTER | A rating |
| Nanosoft Corporation Limited | Maldon | A rating |
| Nanosoft Tech Ltd | London | A rating |
| NanoString Technologies Europe Limited | Bristol | A rating |
| Nanotax Limited | London | A rating |
| Nanotemper Technologies Ltd | London | A rating |
| Nanovery Limited | Newcastle upon Tyne | A rating |
| Nanrose Retail Ltd | Swansea | A rating |
| Nansen Highland | Muir of Ord | A rating |
| Nant-y-Cwm Steiner School Ltd | Nr Clynderwen | A rating |
| Nant-y-Foel cyf | Betws-y-Coed | A rating |
| NANTHAN PHOTOGRAPHY LTD | Brentford | A rating |
| Nanthini Thivakaran | Norton Canes | A rating |
| Nantwich Cheese Company Limited | Whitchurch | A rating |
| Nantwich Health Centre | Nantwich | A rating |
| Nanusens Ltd | Edinburgh | A rating |
| Nanyang Restaurant Limited | Edinburgh | A rating |
| NAOMI AND RUTH LTD | New Malden | A rating |
| Naos Group (UK) Limited | London | A rating |
| NAPA Centre UK Limited | London | A rating |
| Napa Interiors Limited | Reading | A rating |
| Napatree Capital Advisers Limited | London | A rating |
| NAPCLAN RETAIL LTD | LONDON | A rating |
| NAPIER LODGE LIMITED | Blackpool | A rating |
| Napier Park Global Capital Ltd | London | A rating |
| Napier Partnership Limited | Chichester | A rating |