| PJT Sales and Distribution Limited | Wholesale & retail | 2011 |
| Plant Glass N.I. Ltd | Manufacturing | 2016 |
| Pluto Pets Ltd | Professional & scientific | 2024 |
| Precision-Ni Ltd | Manufacturing | 2021 |
| Property Directions Limited | Real estate | 2017 |
| Protamino Nutrition Ltd | Wholesale & retail | 2016 |
| PSI Clinic Limited | Health & social care | 2024 |
| Quoile Construction Ltd | Construction | 2012 |
| R. Mccabe Services Ltd | Construction | 2005 |
| Rdsd Trading Limited | Wholesale & retail | 2019 |
| Rebus Jetcut Limited | Professional & scientific | 2016 |
| Recon Stone Limited | Construction | 2014 |
| Red Kite Wholesale Ltd | Wholesale & retail | 2026 |
| Red Orchard Limited | Real estate | 2021 |
| ROC Building Services Limited | Construction | 2007 |
| Rock Haven Ireland Ltd | Real estate | 2018 |
| Rocon Homes Limited | Construction | 2013 |
| Rodgers Bros Ltd. | Construction | 2018 |
| Rowentree Ltd | Health & social care | 2024 |
| RPG Electrics Ltd | Construction | 2024 |
| Runnymede Apartments Limited | Real estate | 2011 |
| RW Carpentry & Construction Ltd | Construction | 2024 |
| Rycon Electrical Ltd | Construction | 2022 |
| S D Owens Builders Ltd | Construction | 2015 |
| S Herron Properties Limited | Construction | 2024 |
| S&C Retail Ltd | Wholesale & retail | 2026 |
| S.D.E Electrical Systems Ltd | Construction | 2026 |
| S.K.M. Electrical Ltd | Construction | 2006 |
| S3 Energy Asset Solutions Ltd | Professional & scientific | 2024 |
| Samuel Contracts Limited | Extraterritorial | 2004 |
| Savage Construction & Contracts Ltd | Construction | 2026 |
| Sawey Formwork Ltd | Construction | 2021 |
| Screen 2 Crush Limited | Extraterritorial | 2011 |
| Seac Electrical Ltd | Construction | 2018 |
| Sean Hastings Joinery Ltd | Construction | 2019 |
| Second Nature TM Ltd | Professional & scientific | 2005 |
| SG Architectural Services Limited | Professional & scientific | 2019 |
| Shang Garden Limited | Hospitality | 2018 |
| Shantar Limited | Financial services | 2018 |
| Shimna House Management Company Limited | Households | 2018 |
| Sicy Homes Limited | Construction | 2022 |
| Silverwell Capital (NI) Limited | Real estate | 2014 |
| Simply Grand Furniture Limited | Wholesale & retail | 2010 |
| Slatmat (N.I) Limited | Manufacturing | 2017 |
| Solas Trust | Health & social care | 2011 |
| Spinfotec Limited | Information & communication | 2023 |
| Sterling Wolff Ireland Ltd | Arts & recreation | 2016 |
| Sugar Investments NI Ltd | Financial services | 2012 |
| T Greenan Tyres & Alloy Wheels Ltd | Wholesale & retail | 2022 |
| T M E Structures (NI) Limited | Extraterritorial | 2008 |
| Tar-Getni Limited | Education | 2025 |
| Taste of New York Pizzeria Ltd | Hospitality | 2018 |
| THE Dandelion Group CIC | Administrative & support | 2025 |
| THE Fancy FOX Limited | Wholesale & retail | 2016 |
| THE Fionngribb Ltd | Hospitality | 2026 |
| THE Friends of Rathfriland Cross Community ABC Ltd | Arts & recreation | 2023 |
| THE Hive, Maghera Ltd | Hospitality | 2025 |
| THE Mill (Castlewellan) Ltd | Hospitality | 2019 |
| THE Peaks (Newcastle) Limited | Households | 2024 |
| THE Soma Collective Community Interest Company | Education | 2020 |
| THE Standard Mill Ltd | Energy | 2020 |
| Thermcal Ltd | Professional & scientific | 2014 |
| Till Rolls Direct T/A Dolmen Distribution Ltd | Other services | 2017 |
| TJS and SON Holdings Ltd | Administrative & support | 2025 |
| TKW and Sons Limited | Wholesale & retail | 2006 |
| TNT Construction Limited | Construction | 2017 |
| Tollymore Farms Ltd | Agriculture & fishing | 2024 |
| Tollymore Properties Ltd | Construction | 2024 |
| Toner Construction Ltd | Construction | 2025 |
| TPC Motor Factors Ltd | Wholesale & retail | 2021 |
| Trade Mark Masons Holdings Limited | Financial services | 2020 |
| Trade Mark Masons Ltd | Construction | 2008 |
| Transbuild Ireland Ltd | Manufacturing | 2017 |
| Tyson Construction Ltd | Construction | 2016 |
| Urban Coffee Bar Ltd | Hospitality | 2013 |
| V Kabs Contracts Ltd | Transport & logistics | 2025 |
| Watchman Security Limited | Real estate | 2018 |
| Wateresq Limited | Administrative & support | 2006 |
| WD Fuels Ltd | Wholesale & retail | 2023 |
| Whitefort Contracts Limited | Real estate | 2011 |
| Whitewater Brewing Co. Ltd | Manufacturing | 2001 |
| Wild Mourne Wellness Ltd | Health & social care | 2025 |
| William & David Parke Ltd | Agriculture & fishing | 2024 |
| Windy GAP Ltd | Extraterritorial | 2025 |
| Xclusive Travel.Vip Ltd | Transport & logistics | 2026 |
| Youngers Bricklaying Ltd | Construction | 2024 |