| ARS Brandy (UK) Ltd | Wholesale & retail | 2019 |
| ARS Soft Drinks (UK) Ltd | Wholesale & retail | 2019 |
| ARS Vodka (UK) Ltd | Wholesale & retail | 2019 |
| Arsal Corporation Ltd | Health & social care | 2013 |
| Arsan Pizza Ltd | Hospitality | 2025 |
| Arsen Pharm Ltd | Wholesale & retail | 2023 |
| Arshan IT Services Ltd | Professional & scientific | 2025 |
| Arshid Medical Limited | Health & social care | 2023 |
| Arshun IT Help Ltd | Information & communication | 2026 |
| Arston Business Limited | Information & communication | 2024 |
| Art AIM Designs Limited | Administrative & support | 1992 |
| Art B(Uk) Ltd | Transport & logistics | 2019 |
| Art Click Ltd | Information & communication | 2021 |
| Art for Their Sake Limited | Other services | 1997 |
| Art in Liverpool C.I.C. | Information & communication | 2017 |
| Art Mayka Limited | Manufacturing | 2014 |
| Art Medical Services Ltd | Health & social care | 2026 |
| Art of Care Ltd | Health & social care | 2014 |
| Art of Furniture UK Ltd | Wholesale & retail | 2024 |
| Art Property Investments (NW) Ltd | Real estate | 2023 |
| Art Rail Limited | Construction | 2016 |
| Art Space Merseyside | Arts & recreation | 1981 |
| Art Tech Projects UK Ltd | Information & communication | 2025 |
| Art Wall Printing Limited | Construction | 2022 |
| Arta Limited | Construction | 2026 |
| Arta's Flowers Liverpool City Ltd | Wholesale & retail | 2024 |
| Arta's Flowers Liverpool Ltd | Wholesale & retail | 2021 |
| Arta's Flowers Ltd | Wholesale & retail | 2020 |
| Artal Solutions Ltd | Administrative & support | 2024 |
| Artam Investments Ltd | Real estate | 2025 |
| Artanails Ltd | Other services | 2025 |
| Artclub Live Studios Limited | Information & communication | 2023 |
| Artefact Liverpool Ltd | Professional & scientific | 2022 |
| Artefox Ltd | Wholesale & retail | 2026 |
| Artek Group Ltd | Wholesale & retail | 2024 |
| Artelier Holdings Ltd | Real estate | 2019 |
| Artemis Alpacas Ltd | Agriculture & fishing | 2018 |
| Artemis Horticulture Limited | Administrative & support | 2005 |
| Artesian Car Parks Limited | Other services | 2016 |
| Artesian Freehold Investment Limited | Real estate | 2024 |
| Arthingstry Holdings Ltd | Wholesale & retail | 2021 |
| Arthistory Limited | Wholesale & retail | 2005 |
| Arthouse Express Limited | Wholesale & retail | 2025 |
| Arthouse Hotel Liverpool OPS Limited | Hospitality | 2016 |
| Arthouse Square Ltd | Hospitality | 2025 |
| Arthur & SON Properties NW Ltd | Construction | 2023 |
| Arthur Employment Law Limited | Administrative & support | 2022 |
| Arthur J. Granby & Sons (Liverpool) Limited | Manufacturing | 1967 |
| Arthur Mcbain Ltd | Arts & recreation | 2025 |
| Arthur Thomas Consulting Ltd | Real estate | 2016 |
| Arthurs Flowers Limited | Wholesale & retail | 2022 |
| Artica Films Production Ltd | Information & communication | 2024 |
| Artikull Limited | Wholesale & retail | 2025 |
| Artisan Development and Management Services Ltd | Real estate | 2025 |
| Artisan Heating & Plumbing (North West) Ltd | Construction | 2024 |
| Artisan HPL Ltd | Construction | 2022 |
| Artisan Joinery Building and Property Maintenance Ltd | Construction | 2020 |
| Artisan Technical Services Limited | Professional & scientific | 1997 |
| Artisane Limited | Manufacturing | 2018 |
| Artist Bookings UK Ltd | Information & communication | 2016 |
| Artist John Charles Limited | Arts & recreation | 2022 |
| Artistic Antics Limited | Arts & recreation | 2015 |
| Artlegarth Country Lodge Breaks Limited | Hospitality | 2012 |
| Artlegarth Lodges Limited | Hospitality | 2025 |
| Arts Alliance Media Limited | Professional & scientific | 2003 |
| Arts Bar Events Ltd | Arts & recreation | 2026 |
| Arts Bar Hires Ltd | Arts & recreation | 2026 |
| Arts Bar Holdings Limited | Financial services | 2024 |
| Arts Bar Ltd | Hospitality | 2019 |
| Arts Bar Orchestra CIC | Arts & recreation | 2024 |
| Arts Bar Property Limited | Real estate | 2023 |
| Arts Central Ltd | Extraterritorial | 2025 |
| Artsbarbaltic Ltd | Hospitality | 2022 |
| Artsbarstudios Ltd | Arts & recreation | 2026 |
| Artsgroupie Community Interest Company | Arts & recreation | 2018 |
| Artsy Ltd | Professional & scientific | 2017 |
| Artticus Limited | Financial services | 2025 |
| Artur Skera Ltd | Hospitality | 2017 |
| Arty-Multitrade Ltd | Construction | 2026 |
| Arula Properties Ltd | Real estate | 2018 |
| Aruna Care NW Ltd | Health & social care | 2024 |
| ARW Driect Ltd | Transport & logistics | 2025 |
| ARW Property Solutions Ltd | Real estate | 2010 |
| ARX Nova Limited | Professional & scientific | 2025 |
| Arya Ayurveda Limited | Health & social care | 2023 |
| Arya Surgical Limited | Health & social care | 2013 |
| Arya Transport Ltd | Transport & logistics | 2015 |
| Aryam Sweet Ltd | Wholesale & retail | 2025 |
| Aryamlogistic Limited | Transport & logistics | 2024 |
| Aryo Group Ltd | Information & communication | 2024 |
| Arzoo Traders Limited | Wholesale & retail | 2025 |
| AS & a Limited | Arts & recreation | 2002 |
| AS & AG Property Ltd | Real estate | 2026 |
| AS 1 MAN Co Ltd | Administrative & support | 2024 |
| AS Above SO Below Emporium Ltd | Wholesale & retail | 2023 |
| AS Auto Group Ltd | Wholesale & retail | 2025 |
| AS Creation (UK) Limited | Wholesale & retail | 1997 |
| AS Creatives Digital Limited | Education | 2018 |
| AS Creatives Ltd | Education | 2008 |
| AS Digital PVT Ltd | Professional & scientific | 2025 |