| Abermaw Apartments Limited | Households | 2010 |
| Abermaw Investments Limited | Real estate | 2021 |
| ALE House Inns Limited | Hospitality | 2018 |
| Allworths Bazaar Ltd | Wholesale & retail | 2023 |
| Andrew Stone (Plumbing & Heating) Ltd | Construction | 2021 |
| Antonio's Coffee & Ice Cream Shop Ltd. | Wholesale & retail | 2018 |
| Barmouth Letting Services Ltd | Real estate | 2026 |
| Barmouth Oasis Community Group Ltd | Education | 2004 |
| Bath House Cafe Ltd | Wholesale & retail | 2011 |
| Beachside Cafe Ltd | Hospitality | 2026 |
| Beachside Flats Company Limited | Households | 1994 |
| Beautiful Wales Limited | Agriculture & fishing | 2009 |
| Bermo Consulting Limited | Professional & scientific | 2017 |
| Blackbridge Homes Ltd | Real estate | 2022 |
| Bonhof Impex PC | | 2015 |
| Bontddu Developments Ltd | Construction | 2023 |
| C.R. Dawson Limited | Professional & scientific | 2003 |
| Coastline UK Limited | Construction | 1993 |
| Crystal Sky UAV Ltd | Administrative & support | 2016 |
| CYG RTM Company Ltd | Households | 2018 |
| Daniel Christopher Ltd | Transport & logistics | 2025 |
| E.G. Evans & Sons Limited | Hospitality | 2000 |
| Egni Eirian Energy CYF | Energy | 2014 |
| Equinox Public Relations Limited | Professional & scientific | 1998 |
| Fferm Gorllwyn Limited | Hospitality | 2021 |
| Ffridd Elin Residents Management Company Ltd | Extraterritorial | 2024 |
| Finchley Consultancy Limited | Professional & scientific | 2020 |
| Floor Screeding Solutions Ltd | Construction | 2021 |
| Four Square Commercial N W Limited | Real estate | 2018 |
| Four Square Holdings N W Limited | Financial services | 2018 |
| Four Square N W Limited | Real estate | 2015 |
| Future Messages Limited | Professional & scientific | 2008 |
| G & C Energy Ltd | Energy | 2011 |
| George Chambers Electrical Services Ltd | Construction | 2019 |
| Goodies Coffee Shop Limited | Hospitality | 2019 |
| Great Breaks Leisure Ltd | Construction | 2011 |
| Idris Trading Limited | Wholesale & retail | 2025 |
| JMM (TAL Y DON Hotel) Limited | Wholesale & retail | 2015 |
| Kamil Kowal Ltd | Transport & logistics | 2016 |
| L.S.D. Restaurants Limited | Hospitality | 1964 |
| Larn Marine Limited | Professional & scientific | 2016 |
| LBI (Wern Fawr) Limited | Construction | 2019 |
| Leamington House Hotel Ltd | Hospitality | 2020 |
| LL DIY Home and Garden Centre Limited | Wholesale & retail | 2007 |
| Merioneth Yacht Club Limited | Arts & recreation | 1994 |
| Mountain Rest Limited | Hospitality | 2024 |
| MR & MRS Washbrook Limited | Professional & scientific | 2013 |
| Myreg Limited | Hospitality | 2016 |
| Neigh-Bores Limited | Agriculture & fishing | 2007 |
| Neil Berridge Limited | Construction | 2004 |
| Neon Caffeine Capital Ltd | Financial services | 2023 |
| Neon Caffeine Ltd | Professional & scientific | 2019 |
| Nineteenninety Digital Ltd | Manufacturing | 2018 |
| NW Aambuilders Limited | Construction | 2022 |
| Orielton Hall Residents Association Limited | Households | 2011 |
| Penni Properties Ltd | Households | 2025 |
| Pieces for Places Limited | Wholesale & retail | 2012 |
| Planorama Law Limited | Professional & scientific | 2016 |
| Porkington Terrace Management Company Limited | Households | 2009 |
| Railrambles Cymru CIC | Arts & recreation | 2018 |
| Red Dragon White Dragon CIC | Information & communication | 2025 |
| Rhho Limited | Hospitality | 2025 |
| Ridgeline Advisory Limited | Professional & scientific | 2022 |
| Rokkaforte Inter PC | | 2015 |
| RTT Developments Ltd | Real estate | 2006 |
| SAN Juan DE LA Cruz PC | | 2015 |
| Sanz Innovation Retro Limited | Wholesale & retail | 2024 |
| Seascape Barmouth Ltd | Hospitality | 2025 |
| Spare Play Ltd | Professional & scientific | 2023 |
| Spice House 786 Ltd | Hospitality | 2025 |
| Springfield Hotel Ltd | Hospitality | 2019 |
| Springfield Property Ltd | Construction | 2018 |
| Stargazer Management LLP | | 2009 |
| Sunset Bay Lifestyle Limited | Wholesale & retail | 2024 |
| Suomen Laamanni PC | | 2015 |
| Swax Limited | Wholesale & retail | 2016 |
| THE Barmouth to Fort William Three Peaks Yacht Race | Arts & recreation | 1999 |
| THE FAT Buddha LL42 Ltd | Wholesale & retail | 2022 |
| THE Lemon Tree Barmouth Ltd | Hospitality | 2026 |
| THE New Life Academy International Limited | Professional & scientific | 2018 |
| Top Guns Gym Ltd | Arts & recreation | 2026 |
| VDG Delivery Ltd | Transport & logistics | 2026 |
| Victoria Place (Barmouth) Management Company Limited | Households | 2010 |
| West Walk House Leicester LLP | | 2011 |
| White Arcade Dental Surgery Ltd | Health & social care | 2007 |
| Williams Engineering Projects Limited | Manufacturing | 2007 |
| Y Meirionnydd Limited | Hospitality | 2025 |
| Zeynep Ltd | Hospitality | 2025 |