| Amaylia Limited | Bournemouth | 2023 |
| Amayzing Saddlery Ltd. | Renfrewshire | 2006 |
| Amaze Mart Ltd | Huddersfield | 2025 |
| Amaze Offers Ltd | Buckhurst Hill | 2019 |
| Amaze Solutions Ltd | Burnley | 2020 |
| Amazed Limited | Richmond | 2003 |
| Amazene Limited | Bishop'S Stortford | 2006 |
| Amazilia London Ltd | Harrow | 2020 |
| Amazing Autos Ltd | Swansea | 2020 |
| Amazing Cakes Ltd | Crewe | 2023 |
| Amazing Cleaners 2023 Limited | South Croydon | 2023 |
| Amazing Forest Limited | Leicester | 2015 |
| Amazing Gates & Barriers Ltd | Mansfield | 2025 |
| Amazing Glazing Home Improvements Ltd | Slough | 2019 |
| Amazing Grace Caribbean Delights Ltd | London | 2023 |
| Amazing Little Trains Ltd | Coventry | 2018 |
| Amazing Maison Ltd | Coleford | 2005 |
| Amazing Projects Limited | Birmingham | 2007 |
| Amazing Shopfronts Ltd | Sheffield | 2023 |
| Amazing Wardrobes Ltd | Ilford | 2019 |
| AMAZING3D Limited | Hitchin | 2021 |
| Amazingfoodfactory Ltd | Kington | 2023 |
| Amazon Dyers Limited | Leicester | 2009 |
| Amazon Filters Limited | Camberley | 1977 |
| Amazon Industry Limited | Arnesby | 1996 |
| Amazon Marine Limited | Black Notley | 2015 |
| Amazon Restoration Ltd | London | 2010 |
| Amazon Shine Limited | London | 2019 |
| Amazon Spring Waters Limited | Bassingbourn | 2021 |
| Amazona Shine Ltd | London | 2010 |
| Amazontee Limited | Dunmow | 2004 |
| Amazuco Ltd | Ilford | 2024 |
| AMB Composite Solutions Ltd | York | 2025 |
| AMB Construct Ltd | Thornton Heath | 2021 |
| AMB Double Glazing Repair Ltd | Epping | 2023 |
| AMB Engineering (UK) Limited | Barnsley | 2006 |
| AMB Engineering and Fabrication Limited | Newark | 2024 |
| AMB Film Services Limited | Maulden | 2021 |
| AMB Hygiene Limited | Kettering | 1985 |
| AMB Industries Limited | Sherborne | 2023 |
| AMB Print & Design Ltd | Bexley | 2022 |
| Amba Dockside Technology Ltd | Waterlooville | 2001 |
| Amba Hydraulics Limited | Stanford-Le-Hope | 1989 |
| Amba Medical Limited | | 2003 |
| Amba Musica Ltd | London | 2025 |
| Amba Projex Limited | High Peak | 2012 |
| Ambaafrikana Ltd | Bromley | 2026 |
| Ambala Foods Limited | Enfield | 2008 |
| Ambali Drinks Ltd | Edgware | 2026 |
| Ambar & Silq Ltd | London | 2026 |
| Ambar Jewels Ltd | Bracknell | 2024 |
| Ambar Kelly Limited | Welwyn Garden City | 2003 |
| Ambartex Limited | Nottingham | 2016 |
| Ambary Spirits Ltd | Lincoln | 2018 |
| Ambas United Technologies Co., Ltd | Somerset | 2020 |
| Ambassador Bakery Limited | Harrow | 2012 |
| Ambassador Chie Masiziba Limited | Crawley | 2024 |
| Ambassador Cooked Meats Limited | Basildon | 1984 |
| Ambassador Marine Limited | Winchester | 1986 |
| Ambassador Seafoods Limited | Doncaster | 2009 |
| Ambassador Supreme Ltd | Swaffham | 2026 |
| Ambassador Windows and Home Improvements Limited | Llanelli | 1985 |
| Ambassadors of Grace Ministries | Bromley | 2013 |
| Ambassadors Security Embassy Ltd | Newcastle Upon Tyne | 2021 |
| Ambassadors Sunday Angel Ltd. | Newcastle Upon Tyne | 2021 |
| Ambastic Ltd | Birmingham | 2026 |
| Ambe Limited | New Eltham | 1999 |
| Ambei Beauty Ltd | Slough, | 2026 |
| Amber and Jasmine Ltd | London | 2023 |
| Amber and Mallow Lifestyle Limited | Okehampton | 2008 |
| Amber ARC Studio Ltd | Rushden | 2024 |
| Amber AV Limited | Moon Lane | 2008 |
| Amber Bale & Compact Limited | Desborough | 2008 |
| Amber Battery and Engineering Co.,Limited | Mid-Glam | 1960 |
| Amber Biosciences Ltd | London | 2023 |
| Amber Carpentry&Construction Ltd | London | 2021 |
| Amber Chair Frames Limited | Mansfield | 2014 |
| Amber Compounds UK Limited | High Peak | 2008 |
| Amber Contracts Limited | Bromsgrove | 2005 |
| Amber Doors & Loading Bay Services Limited | Smethwick | 2001 |
| Amber Electrical (UK) Ltd | London | 2013 |
| Amber Elements Ltd | Ballymena | 2025 |
| Amber Food Group Ltd | Peterborough | 2016 |
| Amber Foods Plus Limited | London | 2005 |
| Amber Glen Scotch Whisky Co., Ltd | Edinburgh | 2013 |
| Amber Granite Ltd | Flint | 2020 |
| Amber Industries Limited | Oldham | 1999 |
| Amber Integrated Controls and Automation Limited | Romsey | 2000 |
| Amber Jean Limited | London | 2020 |
| Amber Lollipop Co., Ltd | West Midlands, England | 2024 |
| Amber Marie Studio Ltd | Andover | 2024 |
| Amber Neon Ltd | Ilkley | 2020 |
| Amber Plastics Limited | Sheepbridge | 1981 |
| Amber Powder Coatings Ltd | Hull | 2013 |
| Amber Precast Ltd. | Leyland | 2013 |
| Amber Printwork Limited | Newport Pagnell | 1955 |
| Amber Programmable Design Limited | Annan | 1996 |
| Amber Shearing Limited | Cradley Heath | 2003 |
| Amber Signs Berkhamsted Ltd | Berkhamsted | 2014 |
| Amber Skips Waiste Ltd | London | 2026 |