| 76 Promenade Company Limited | Administrative & support | 1982 |
| 78 Park Road Residents Company Limited | Households | 2004 |
| 79TH Client Limited | Other services | 2021 |
| 79TH Commercial Two Ltd | Other services | 2022 |
| 79TH Element Limited | Mining & quarrying | 2014 |
| 79TH Leisure One Development Limited | Real estate | 2024 |
| 79TH Leisure One Management Limited | Real estate | 2024 |
| 79TH Luxury Living (Lilley) Ltd | Other services | 2018 |
| 79TH Luxury Living Three Ltd | Other services | 2020 |
| 79TH Luxury Living Two Ltd | Other services | 2020 |
| 8 BIT Films Limited | Information & communication | 2019 |
| 8 Waterloo Road Southport Limited | Real estate | 2020 |
| 82 Manchester Road Limited | Households | 2005 |
| 85 Avondale Road Management Limited | Households | 2003 |
| 888 Foods Ltd | Hospitality | 2025 |
| 9 Saunders Street Management Company Limited | Households | 2012 |
| 92 Degrees on Lord Street Limited | Hospitality | 2019 |
| 950 Aurum Limited | Wholesale & retail | 2022 |
| 99 Capital Construction Limited | Construction | 2020 |
| A & B Rentals Limited | Wholesale & retail | 2014 |
| A & B Shops Limited | Wholesale & retail | 2019 |
| A & E Properties (Southport) Limited | Real estate | 2000 |
| A & K Construction (North West) Ltd | Construction | 2017 |
| A a Seddon Ltd | Hospitality | 2019 |
| A and a Property Maintenance Services Limited | Households | 2024 |
| A C Konnect Ltd | Construction | 2017 |
| A Carson Brickwork Contractor Ltd | Construction | 2002 |
| A Cliffe Properties Limited | Real estate | 2023 |
| A Fowler Electrical Ltd | Construction | 2006 |
| A Hunt Building and Joinery Ltd | Construction | 2026 |
| A J Ashcroft & Sons Ltd | Administrative & support | 2015 |
| A J'S Bar & Grill Ltd | Hospitality | 2023 |
| A Life Remembered Ltd | Professional & scientific | 2014 |
| A New Chapter Ltd | Wholesale & retail | 2021 |
| A O'Connell & Co Financial Services Limited | Financial services | 2016 |
| A P a Produce Limited | Real estate | 2002 |
| A R Properties (North West) Limited | Hospitality | 2023 |
| A S M C Development Ltd | Construction | 2017 |
| A Small Fish in a Big Pond Ltd | Hospitality | 2017 |
| A Squared Tuition Limited | Education | 2023 |
| A Star Kitchen Grill Ltd | Hospitality | 2025 |
| A T Hirons Limited | Wholesale & retail | 2003 |
| A W B Services (UK) Ltd | Construction | 2015 |
| A&B Spuds Ltd | Hospitality | 2025 |
| A&F Property Investments Ltd | Real estate | 2025 |
| A&L Rental Properties Limited | Real estate | 2026 |
| A&M Properties (Southport) Limited | Real estate | 2020 |
| A&N Carpet and Upholstery Cleaning Ltd | Administrative & support | 2026 |
| A&N Imports Ltd | Wholesale & retail | 2020 |
| A&R Aftersales Solutions Ltd | Professional & scientific | 2023 |
| A'Ferreira Ltd | Wholesale & retail | 2025 |
| A-Level Access (Ormskirk) Limited | Administrative & support | 2017 |
| A-Z Plus Building Surveyors Limited | Extraterritorial | 2019 |
| A. Pollick Limited | Manufacturing | 1934 |
| A.Blease Landscapes Limited | Administrative & support | 2024 |
| A.C. Marriott Ltd. | Construction | 2008 |
| A.D.A. Investment Management Limited | Financial services | 1985 |
| A.D.Antrobus & SON Electrical Contractors Ltd | Extraterritorial | 2023 |
| A.D.Antrobus Electrical Contracting Services Ltd | Extraterritorial | 2023 |
| A.F.S Liverpool Civils Limited | Construction | 2016 |
| A.H. Shopfitting Limited | Construction | 2009 |
| A.M.J. Limited | Manufacturing | 1987 |
| A.S Landlord Ltd | Real estate | 2026 |
| A.U.M Global Limited | Health & social care | 2024 |
| A1 ALL Clear Ltd. | Construction | 1999 |
| A1 Clean 4 YOU Limited | Administrative & support | 2022 |
| A1PAINTWORK Ltd | Wholesale & retail | 2022 |
| A4DABUILD Limited | Construction | 2014 |
| Aaabc Ltd | Real estate | 2021 |
| AAB Energy Ltd | Professional & scientific | 2019 |
| AAP Ventures Ltd. | Professional & scientific | 2014 |
| Aaron 1 Limited | Households | 2018 |
| AB Connections Ltd | Information & communication | 2022 |
| Abacus Deals Ltd | Wholesale & retail | 2021 |
| Abalone Estates (Warrington) Limited | Construction | 2019 |
| ABBA247 Properties Ltd | Financial services | 2022 |
| Abbendon Healthcare Ltd | Health & social care | 2018 |
| Abbey Landscapes (Formby) Limited | Construction | 2004 |
| Abbeyflag Limited | Manufacturing | 1981 |
| Abbie Day Care Services Company Limited | Other services | 2013 |
| Abbingdon Global Limited | Wholesale & retail | 2007 |
| Abbots Court (Southport) RTM Company Limited | Households | 2012 |
| ABM Autohaus Ltd | Wholesale & retail | 2019 |
| Abos Installations Ltd | Construction | 2017 |
| Abram Fencing Limited | Administrative & support | 2018 |
| Absolute Accident Management Limited | Professional & scientific | 2008 |
| Abst Property Ltd | Real estate | 2025 |
| Abundantia Property Limited | Construction | 2023 |
| AC Grass Ltd | Wholesale & retail | 2021 |
| AC Monk Consulting Ltd | Information & communication | 2024 |
| Acad Design and Surveys Ltd | Real estate | 2015 |
| Academia BJJ Lifestyle UK Ltd | Arts & recreation | 2014 |
| Accel Technologies, Inc. | | 1995 |
| Accentuated Project Services Limited | Professional & scientific | 2012 |
| Access ALL Hours (Northwest) Ltd | Agriculture & fishing | 2011 |
| Access Point (North) Limited | Administrative & support | 2005 |
| Access Point Ltd | Administrative & support | 1997 |
| Accessibility of Things C.I.C. | Information & communication | 2020 |
| Acci Ltd | Real estate | 2021 |
| Accident Claims Managers Limited | Administrative & support | 2008 |