| Newry Specsavers Limited | Wholesale & retail | 1997 |
| Newry Sports Club NI Limited | Arts & recreation | 2025 |
| Newry Steel & Cladding Company Limited | Professional & scientific | 2024 |
| Newry Visionplus Limited | Wholesale & retail | 1997 |
| Newry.Ie C.I.C. | Information & communication | 2017 |
| Newstock Nordic L.P. | | 2017 |
| Newtown Court Management Co Ltd | Professional & scientific | 2016 |
| Newtown Property Services Limited | Households | 2025 |
| Newtownhamilton Rural Community Association Limited | Arts & recreation | 2011 |
| Newville Contracts Limited | Construction | 2018 |
| Nextford Projects L.P. | | 2017 |
| NFC Trading Ltd | Wholesale & retail | 2010 |
| NFF Engineering Ltd | Manufacturing | 2023 |
| NG Medical Limited | Extraterritorial | 2014 |
| NGC Construction Ltd | Construction | 2024 |
| NH Plastering Ltd | Construction | 2024 |
| Nhcba Limited | Extraterritorial | 2024 |
| NI Candle Supplies Ltd | Wholesale & retail | 2017 |
| NI Car Autos Limited | Wholesale & retail | 2025 |
| NI Fizz Ltd | Wholesale & retail | 2025 |
| NI Home Ltd | Real estate | 2022 |
| NI Ladies CUE Sports CIC | Education | 2024 |
| NI Property Claims Limited | Professional & scientific | 2020 |
| NI Respect Project Ltd | Arts & recreation | 2017 |
| NI Storage Warehousing and Distribution Ltd | Wholesale & retail | 2024 |
| NI Trading Company Ltd | Transport & logistics | 2025 |
| NI Tuition Services Ltd | Education | 2025 |
| NI Utilities Ltd | Professional & scientific | 2018 |
| NI068388 Ltd | Wholesale & retail | 2008 |
| Niall Smith Accountancy Services Ltd | Professional & scientific | 2017 |
| Niall Turley Ltd | Transport & logistics | 2020 |
| Nicholas Bates Limited | Wholesale & retail | 2025 |
| Nicholas Cushnahan & Associates Limited | Professional & scientific | 2017 |
| Nicholas O'Dwyer Limited | Construction | 1989 |
| Nicir Limited | Professional & scientific | 2006 |
| Nickus Ltd | Hospitality | 2025 |
| Nicmc Ltd | Wholesale & retail | 2025 |
| Nidab Limited | Information & communication | 2025 |
| Nine Squared Coffee Ltd | Hospitality | 2021 |
| Nineteen Fifty Two Trading Ltd | Wholesale & retail | 2024 |
| Nini Developments Ltd | Real estate | 2024 |
| Nipim Investments Limited | Construction | 2019 |
| Niprocom LP | | 2018 |
| NJB Hospitality Ltd | Hospitality | 2018 |
| NK2 Limited | Other services | 2018 |
| NKT Construction Ltd | Construction | 2020 |
| NL000083 LP | | 2014 |
| NL000084 LP | | 2014 |
| NL000085 LP | | 2014 |
| NL000088 LP | | 2014 |
| NL000092 LP | | 2014 |
| NL000093 LP | | 2014 |
| NL000096 LP | | 2014 |
| NL000097 LP | | 2014 |
| NL000099 LP | | 2014 |
| NL000100 LP | | 2014 |
| NL000101 LP | | 2014 |
| NL000102 LP | | 2014 |
| NL000103 LP | | 2014 |
| NL000104 LP | | 2014 |
| NL000116 LP | | 2015 |
| NL000119 LP | | 2015 |
| NL000148 LP | | 2015 |
| NL000149 LP | | 2015 |
| NL000153 LP | | 2015 |
| NL000156 LP | | 2015 |
| NL000157 LP | | 2015 |
| NL000159 LP | | 2015 |
| NL000160 LP | | 2015 |
| NL000162 LP | | 2015 |
| NL000215 LP | | 2015 |
| NL000216 LP | | 2015 |
| NL000217 LP | | 2015 |
| NL000221 LP | | 2015 |
| NL000223 LP | | 2015 |
| NL000224 LP | | 2015 |
| NL000225 LP | | 2015 |
| NL000226 LP | | 2015 |
| NL000227 LP | | 2015 |
| NL000232 LP | | 2016 |
| NL000233 LP | | 2016 |
| NL000235 LP | | 2016 |
| NL000236 LP | | 2016 |
| NL000243 LP | | 2016 |
| NL000245 LP | | 2016 |
| NL000246 LP | | 2016 |
| NL000247 LP | | 2016 |
| NL000249 LP | | 2016 |
| NL000250 LP | | 2016 |
| NL000252 LP | | 2016 |
| NL000253 LP | | 2016 |
| NL000260 LP | | 2016 |
| NL000271 LP | | 2016 |
| NL000277 LP | | 2017 |
| NL000278 LP | | 2017 |
| NL000279 LP | | 2017 |
| NL000318 LP | | 2017 |
| NL000321 LP | | 2017 |
| NL000323 LP | | 2017 |
| NL000324 LP | | 2017 |