List of companies and businesses begin with A
- Advanced Security Surrey Ltd
- Analysys Mason Cambridge
- AST Language Services Ltd
- Academic Appointments
- Adria Glass
- ALJ LDN
- Alignerco
- Abussi Ltd
- Antiques of Wimbledon
- Academy Bike Training
- Agnes Wedding Films
- AEGiS Training Services
- All Outdoor Ltd
- AMAS (Europe) Ltd
- Andover Bathroom Collection Ltd
- ALS Nutrition
- Aquarius Car, Motorbike & Towing School
- Actioncoach Suffolk & Essex
- Autoskinz Ltd
- Alex Dengate - Musical Director
- A & R Carton
- Autom8 Group
- Active Music
- Abran Tools Ltd
- Amberley Fields Caravan Club Site
- Anro House
- Applegarth Electric
- Ali Systems Ltd
- Alan Lewis
- Appleby Executive Career Consultants
- Able Building Services
- AJ Pest Control
- Automech UK
- Aliport Structures Ltd
- Alfred Harris Bookbinders
- A Hamer & Company
- AJPC Solutions
- Agricultural Land Surveyors
- Aurora
- Abbotts Glass Ltd
- Abbey Pest Control
- Absolute Financial Management Ltd
- Addison Ross Ltd
- Adam's Automotive Engineering
- Alba Plastercraft
- All Occasions Cakes (Glasgow)
- Arun Construction Services Ltd
- Athlone Event Catering Ltd
- ANTONI of LONDON
- Alpha Cuts
- A Country Classic Interiors
- Andras - Painting Decorating Services
- Award Energy Consultants
- A & K Clearances
- Arundel Pianos
- ACO Packaging Ltd
- Atlas Winch & Hoist Services Ltd
- A1 Signs & Banners
- A.S.A.P Domestic Appliance Repairs
- Advertising Signs
- ACR Contractors
- AA Design Studio
- Accountancy & Book-Keeping Services Ltd
- Aaran Sheet Metal Ltd
- ATEC Environmental Consultancy
- AmaWaterways
- A.M.B. Tree Services
- AAA House Clearance
- Ashcom Systems Ltd
- Abbey Rd Holdings
- Ace Gas Northwest Ltd
- A Lady Decorator
- Aleva Leisure
- Arch Garage
- April Bailey Bespoke
- Accident Repairs Heathrow
- Alastair Macnab Architects
- Auntie Julie
- Ace Party Casinos
- Ace Supplements Alperton
- Adore Beauty Ltd
- Allmark Electrical Services
- Aperture Lane Photography
- Active Drainage Solutions Limited
- Acorn Gardening
- A Touch of Colour
- Advance Machinery Installation Ltd
- Advance Alarms
- A.T Transport Van & Driver Hire Man & Van Service
- Atlantic Bearings Ltd
- Ashford Osteopathy & Healthcare
- Amet Insurance Solutions Ltd
- Angelic Hypnotherapy & Healing
- Amen Oven Cleaning
- Action 365
- Aria Star Office & Packaging Supplies
- Andrew Reah Dental Laboratory
- Abbott's Plumbing & Heating
- Anglian Water Services Ltd
- A Williams Contract Services Ltd
- Aremco Products
- Allen Mills Howard & Co
- Animal Heaven
- Alan's Plumbing Milton Keynes
- Aztec Joinery Ltd
- Afon Rhaiadr Country House
- A&R Exterior Cleaning Services
- Altus Group Ltd
- A B Rescue
- Arc Appliances Ltd
- A2B Financial Solutions Ltd
- Archers TV Service
- Aphrodite
- Access Office Services
- Ace Plastering
- Adam Barnes Joinery
- Acoustic Control Systems
- Atticus Solicitors
- Angel Mobile Beauty
- Atique Textiles
- Alligator Wholefoods
- Alium Care Training
- Ace Fixings (Cumbria) Ltd
- Ambir Technology
- A 2 Z Freight
- Abacus Garage Door Solutions Ltd
- Aspire Sussex Ltd
- Advertising Cymru
- AG Studios
- AJ Canopies Ltd
- APL
- A M Logistics & Warehousing Ltd
- Amberly Adhesive Labels
- Asquith Nurseries
- Alane Lunn Solicitor
- Appleby Street Farm
- A.B Trade Supplies
- Art Hire
- AST Removals
- Aquarius Pumps Ltd
- Acorn Alloy Repairs Ltd
- AD Flooring Contracts Ltd
- A & A Plummer
- Aire Valley Surfacing
- Advanced Resin Solutions Ltd
- Adamson Electrical Solutions
- Attend2it
- Air Energy Ltd
- A Flat in Town
- Abbey Videos
- ASM Freight Services Ltd
- Airtight & Co
- Appletree Counselling Services
- A Squared Engineering Ltd
- Ace Aerials & Electrics
- All About Underlay
- Aztec Model Makers Ltd
- A I S Alarms
- A.R. Pumpcrete
- Atlantic Airways
- A Graham Fencing
- Alison Le Mar Massage Therapy MFHT, CNHC & BWY
- A1 Repairs
- Anglia Fire Assessments
- Alba Mortgages
- Allied Welding & Engineering Supplies Ltd
- A1 Maths Tuition Glossop
- A Mortgage Now
- A.M Jones Monumental Mason
- Almot Motors Autocentre
- Aldermore Invoice Finance Ltd
- Arun Carpet Co
- Artisté
- AutoLab
- AA Shooting School
- Alton Mobility Services
- Arthur Haslam Motoring
- Aerialek Dalton Ltd
- ASM Coaches
- Anglia Boiler Maintenance Ltd
- Airways Flying Club
- Ardern Hotel
- Ama Chartered Architects
- Auto Electrician Mobile
- A1 Class Carpentry & Construction
- Andrea's Mobile Hair Beauty & Nails
- Avondale House Dental Surgery
- Ann Nisbet Studio
- Ambitron Components Ltd
- Airshuttle Coaches Ltd
- Aurelia Training Ltd
- APS Fleet Services
- Aladdins Furniture Take-Away
- Assethub Remarketing & Valuation LLP
- Ace Face Painting
- ABM Training Resource
- Allsorts of Fun
- Allied Aerosystems Ltd
- Ali's Pizzeria & Fish Bar
- Avian Bird Control Services Ltd