| Breeze Change Ltd | Professional & scientific | 2025 |
| Carrie-Ann Sudlow Consultancy Limited | Professional & scientific | 2015 |
| Castellor BED and Breakfast and Corporate Events Limited | Hospitality | 2019 |
| Cemaes Property Ltd | Real estate | 2025 |
| Continuing Care Training and Consultancy Ltd | Health & social care | 2017 |
| Diromax Ltd | Administrative & support | 2024 |
| Happy Tails R US Limited | Wholesale & retail | 2020 |
| HWB Cemaes CIC | Education | 2020 |
| Larc Renovations & Rentals Limited | Construction | 2026 |
| Lunela Limited | Hospitality | 2019 |
| Marry ME Films Limited | Information & communication | 2007 |
| Meacher & Associates Limited | Health & social care | 2009 |
| Monality Ltd | Information & communication | 2015 |
| Nuclear Safety Technologies Limited | Professional & scientific | 2009 |
| Panoptic Drone Services Ltd | Professional & scientific | 2021 |
| Prosiect Consult Limited | Administrative & support | 2015 |
| Recapture Lifestyles Limited | Wholesale & retail | 2012 |
| REDSTAR77 Ltd | Hospitality | 2025 |
| Rose Cottage Cemaes Ltd | Hospitality | 2024 |
| Sero Drinks Ltd | Extraterritorial | 2024 |
| Small Business HUG Limited | Professional & scientific | 2021 |
| T S Williams Camera Crews Limited | Professional & scientific | 2005 |
| YME 4X4 Trading Ltd | Wholesale & retail | 2020 |
| YME Group Ltd | Professional & scientific | 2025 |
| YME Marine Services Ltd | Other services | 2020 |
| Ynys Heulog Ltd | Agriculture & fishing | 2026 |
| Ynys MON Engineering Limited | Administrative & support | 2014 |
| Ynys Renewables CYF. | Agriculture & fishing | 2026 |
| YR Harbwr Limited | Hospitality | 2011 |