| New City Pictures Ltd | Information & communication | 2020 |
| New City Takeaway Limited | Hospitality | 2024 |
| New Cleaning Ltd | Administrative & support | 2022 |
| New Clifton Burgers Limited | Hospitality | 2024 |
| New Coat Limited | Financial services | 2018 |
| New CUT Coffee Ltd | Hospitality | 2020 |
| New Dawn Productionz Ltd | Transport & logistics | 2016 |
| New Day Yogi Ltd | Extraterritorial | 2023 |
| New Democracy Group UK Ltd | Other services | 2025 |
| New Earth Developments Ltd | Professional & scientific | 2020 |
| New Earth International Properties Ltd | Real estate | 2023 |
| New Earth Life Academy Ltd | Education | 2021 |
| New Earth Property Ltd | Real estate | 2021 |
| New Electrics Electrical Contractors Ltd | Construction | 2017 |
| New Energy Systems Solutions Limited | Wholesale & retail | 2017 |
| New England Carpentry Ltd | Manufacturing | 2025 |
| New England Construction Limited | Construction | 2009 |
| New Enterprise Retail Ltd | Wholesale & retail | 2012 |
| New ERA Growth Ltd | Professional & scientific | 2025 |
| New ERA Ventures Ltd | Wholesale & retail | 2006 |
| New Farming Smart Trade Ltd | Wholesale & retail | 2024 |
| New Fishponds Barber Ltd | Other services | 2025 |
| New Forest Inns Limited | | 1987 |
| New Forest PPP Health Services Limited | Construction | 2004 |
| New Forest PUB Company Ltd | Hospitality | 2019 |
| New Forest Recycling Ltd | Other services | 2026 |
| New Forest Veterinary Dental Services Limited | Professional & scientific | 2014 |
| New Futures Support Ltd | Health & social care | 2020 |
| New Generation Electrical (Bristol) Limited | Construction | 2024 |
| New Generation Hospitality Ltd | Hospitality | 2020 |
| New Gold | | 1993 |
| New Heat South-West Limited | Construction | 2024 |
| New Heights Property Solutions Ltd | Real estate | 2007 |
| New Homes Agency Limited | Administrative & support | 2015 |
| New Homes Property Group Ltd | Real estate | 2025 |
| New Hope Health & Home Care Services Limited | Education | 2004 |
| New Horizon Counselling Limited | Health & social care | 2018 |
| New Horizon Plus Healthcare Solutions Ltd | Administrative & support | 2015 |
| New Horizons Kebab Ltd | Hospitality | 2014 |
| New Indian Flavourz Ltd | Hospitality | 2025 |
| New Insights Life Coaching UK Ltd | Education | 2011 |
| New Invest Capital Ltd | Professional & scientific | 2025 |
| New Italian Restaurant Ltd | Hospitality | 2026 |
| New Kingdom Projects Ltd | Real estate | 2025 |
| New Leaf 2.0 Ltd | Construction | 2025 |
| New Leaf Pathways Ltd | Health & social care | 2025 |
| New Leaf Studio Ltd | Professional & scientific | 2018 |
| New Life Building Solutions Limited | Construction | 2013 |
| New Life Christian Ministry Ltd | Other services | 2009 |
| New Life Sash Window Company Limited | Construction | 2018 |
| New Make Communications Ltd | Professional & scientific | 2022 |
| New Manor Court (Management Company) Ltd | Real estate | 2021 |
| New Manor Farm Shop Limited | Wholesale & retail | 2002 |
| New MED Energy PLC | Mining & quarrying | 2021 |
| New Middle East Ltd | Wholesale & retail | 2025 |
| New MJ Flooring Bristol Ltd | Wholesale & retail | 2025 |
| New Party Rules Labs Ltd | Arts & recreation | 2021 |
| New Phase Limited | Financial services | 2025 |
| New Phase Property Limited | Real estate | 2026 |
| New Physique Limited | Extraterritorial | 2015 |
| New Priory Vets Brighton Ltd | Extraterritorial | 2014 |
| New Resource Partners Limited | Professional & scientific | 2018 |
| New Road 2 Solar Limited | Energy | 2020 |
| New Road 3 Solar Limited | Energy | 2023 |
| New Road Wind Limited | Energy | 2021 |
| New Roots Tree Surgeons Limited | Agriculture & fishing | 2015 |
| New Rural Roots CIC | Financial services | 2025 |
| New SN Limited | Hospitality | 2018 |
| New Style 1 Ltd | Other services | 2025 |
| New Technical Aston Limited | Administrative & support | 1999 |
| New Trade Windows Bristol Ltd | Manufacturing | 2008 |
| New Ventures (UK) Limited | Financial services | 2011 |
| New Ventures II (UK) Limited | Financial services | 2012 |
| New Vertical Ltd | Transport & logistics | 2014 |
| New Vien's Limited | Hospitality | 2011 |
| New Vien's Palace Ltd | Hospitality | 2024 |
| New Wave Apps Limited | Information & communication | 2016 |
| New Wings UK Consultants Limited | Education | 2024 |
| New Work Trust Company Limited | Real estate | 1981 |
| New Workshops Limited | Real estate | 2003 |
| New World Business Centre Limited | Real estate | 2013 |
| New World Media Ltd | Administrative & support | 2015 |
| New-Age Windows Limited | Construction | 2017 |
| NEW4LESS Limited | Extraterritorial | 2004 |
| Newage Custom Ltd | Wholesale & retail | 2024 |
| Newall & French Catering Limited | Hospitality | 2016 |
| Newavon Arms Limited | Wholesale & retail | 2015 |
| Newbau Ltd | Administrative & support | 2017 |
| Newberry PT Ltd | Arts & recreation | 2021 |
| Newborn Care Specialist Limited | Professional & scientific | 2014 |
| Newbridge Car Wash and Detailing Ltd | Other services | 2025 |
| Newburn Battery Storage Limited | Energy | 2024 |
| Newbury TKD Limited | Arts & recreation | 2011 |
| Newby Trust Limited | Other services | 1938 |
| Newcastle Estate Partnership Holdings Limited | Real estate | 1997 |
| Newchem Technology Limited | Professional & scientific | 2004 |
| Newclif Ltd | Real estate | 2011 |
| Newcombe Home Care Services Limited | Health & social care | 2020 |
| Newcontrast Limited | Real estate | 2002 |
| Newditch Properties Limited | Construction | 2020 |