| 18 Fontarabia Road Limited | Households | 2010 |
| 18 NHG RTM Company Limited | Administrative & support | 2011 |
| 29 ST Mary's Road Management Company Limited | Households | 2008 |
| 29 ST. Mary's Road Freehold Limited | Real estate | 2014 |
| 34 Aberdeen Road Residents Company Limited | Other services | 1992 |
| 4 Broomhouse Road Management Company Limited | Real estate | 1999 |
| 65 Wood Street Management Limited | Real estate | 2004 |
| 93 Rosary Road Norwich (Management) Limited | Households | 2021 |
| A Allen Ventures Ltd | Information & communication | 2026 |
| A. J. Howard Limited | Real estate | 1976 |
| AC NOW Limited | Information & communication | 2025 |
| Accounting by Miles Limited | Administrative & support | 2014 |
| Ace 3 Holdings Limited | Financial services | 2019 |
| Ace 3 Properties Limited | Real estate | 2019 |
| Adrian Hill Fine Art Ltd | Information & communication | 2010 |
| Aerials 4 U Limited | Other services | 2015 |
| Agile (UK) Limited | Professional & scientific | 2005 |
| Agile Ideas Group Ltd | Professional & scientific | 2019 |
| Agrisolar Services Limited | Professional & scientific | 2020 |
| AI Cupid Property Ltd | Real estate | 2025 |
| Aifield Ltd | Information & communication | 2018 |
| AK Freight Limited | Transport & logistics | 2013 |
| Alanbrookes Limited | Professional & scientific | 2003 |
| Albury Cliff Ltd | Hospitality | 2022 |
| Alex Cosgrove Limited | Other services | 2023 |
| Ali's of Weybourne Ltd | Wholesale & retail | 2021 |
| Allison Heating and Plumbing Limited | Construction | 1999 |
| Amgh Ltd | Information & communication | 2024 |
| Amos & Wilson Ltd | Construction | 2018 |
| AMS Digital Publishing Limited | Information & communication | 2011 |
| Anchor Bay Trading Estate Limited | Real estate | 1946 |
| Anthony Fell Antiques Limited | Wholesale & retail | 2002 |
| Apex Commercial Group Ltd | Financial services | 2025 |
| Apex Property & Investments UK Limited | Real estate | 2025 |
| Apex Site Solutions Ltd | Administrative & support | 2024 |
| Apex Waste Ltd | Water & waste | 2026 |
| Archer Engineering Limited | Manufacturing | 2019 |
| Arnott Ltd | Administrative & support | 2005 |
| ASK NO More Ltd | Wholesale & retail | 2019 |
| Austin Business Group Ltd | Financial services | 2025 |
| Aviva Leigh Ltd | Wholesale & retail | 2020 |
| Aylmerton Farms Limited | Hospitality | 1953 |
| Azzotech Limited | Construction | 2017 |
| Azzotech Property Limited | Real estate | 2023 |
| Barbara Medical Ltd | Health & social care | 2021 |
| Bare Aesthetics Limited | Health & social care | 2023 |
| Barnes Partners Ltd | Professional & scientific | 2014 |
| Baxter Close Property Management Company Limited | Real estate | 2004 |
| Beauty by Paul Wilkins Creative Ltd | Wholesale & retail | 2024 |
| Bella Escapes Limited | Hospitality | 2019 |
| Berber Living Ltd | Wholesale & retail | 1997 |
| Between the Lines Agency Limited | Arts & recreation | 2026 |
| BH Norfolk Ltd | Hospitality | 2025 |
| Big Skies Estates Ltd | Real estate | 2019 |
| Biounit Trader Ltd | Information & communication | 2024 |
| Birchwood Building Limited | Administrative & support | 2017 |
| Bird - Ventures Limited | Wholesale & retail | 2003 |
| Bkgi Group Ltd | Construction | 2025 |
| Blakeney CUT Ltd | Hospitality | 2021 |
| Blakeney Point Sailing School Limited | Arts & recreation | 1998 |
| Bloc Containers Limited | Administrative & support | 2023 |
| Bloc Spaces Limited | Arts & recreation | 2012 |
| Blue and Gold Holdings Limited | Financial services | 2016 |
| Blue Line Pneumatics Limited | Wholesale & retail | 1999 |
| Bmtr Group Ltd | Financial services | 2026 |
| Bmtr Properties Ltd | Real estate | 2026 |
| Bmtr Sales Ltd | Professional & scientific | 2024 |
| Bmtr Social Ltd | Professional & scientific | 2023 |
| Bncnfr Consulting Ltd | Administrative & support | 2024 |
| Bodham Heating Services Limited | Construction | 2020 |
| Bond Street Cromer Limited | Real estate | 2021 |
| Box Products Limited | Professional & scientific | 1988 |
| Brian Meacher Consulting Ltd | Professional & scientific | 2014 |
| Bridgeside Ventures Ltd | Real estate | 2023 |
| Briston PUB Co Limited | Hospitality | 2017 |
| Britten's Info Ltd | Information & communication | 2009 |
| Burbrook House Ltd | Professional & scientific | 2023 |
| Burdett & Bennett Property Development Ltd | Construction | 2024 |
| Burvest Limited | Financial services | 2026 |
| C & O Electrical Contractors Limited | Construction | 2003 |
| Cambridge Catering Equipment Hire Limited | Administrative & support | 2000 |
| Cando Properties Norfolk Limited | Construction | 2022 |
| Cannoli Club Ltd | Professional & scientific | 2025 |
| Carey Garden Design Studio LLP | | 2024 |
| Carlmobilemechanic.Com Ltd | Professional & scientific | 2026 |
| Carrier Company Norfolk Ltd | Manufacturing | 2016 |
| Casacrank Ltd | Professional & scientific | 2024 |
| Cast Iron Cookers Ltd | Manufacturing | 2014 |
| Caviar Cleaning Ltd | Administrative & support | 2024 |
| Cedar Agri Limited | Real estate | 2025 |
| Charli Wall Ltd | Administrative & support | 2018 |
| Charlie Ward Traditional Boats Limited | Manufacturing | 1994 |
| Cherry Tree Close Residents Association Limited | Households | 2000 |
| Chris Wells Construction Ltd | Construction | 2020 |
| Chubby Seal Ltd | Manufacturing | 2016 |
| Claeg Ltd | Professional & scientific | 2016 |
| Cley Sparkles Limited | Extraterritorial | 2022 |
| Cley SPY Limited | Wholesale & retail | 2005 |
| CMC Groundworks Ltd | Construction | 2020 |
| Coastal Divas Limited | Wholesale & retail | 2015 |