| Synergy OOH Ltd | Professional & scientific | 2026 |
| Synergy Outdoor Media Ltd | Extraterritorial | 2020 |
| T&M Khattra Ltd | Wholesale & retail | 2020 |
| Tamanna Medical Services Ltd | Health & social care | 2013 |
| Tanner House Properties Ltd | Real estate | 2018 |
| Tapbe Ltd | Construction | 2021 |
| Tastes of Anglia Limited | Wholesale & retail | 2017 |
| Tastes of Norfolk Limited | Wholesale & retail | 2007 |
| Taylor Group Investments Limited | Financial services | 2024 |
| TB FFF Coaching LLP | | 2025 |
| Team Rasberry Ltd | Other services | 2023 |
| TEG Finance Limited | Professional & scientific | 2018 |
| Tenmile Services Limited | Transport & logistics | 2022 |
| Thaki Retail Ltd | Wholesale & retail | 2026 |
| THE 58 Sound Limited | Wholesale & retail | 2022 |
| THE Breakfast Catering Ltd | Hospitality | 2025 |
| THE Business Clinic Limited | Professional & scientific | 2005 |
| THE Cafe Sandwich Catering Limited | Hospitality | 2024 |
| THE Classroom Furniture Company Limited | Financial services | 2023 |
| THE Green Timber Company Ltd | Wholesale & retail | 2017 |
| THE Happy Hoover Cleaning Company Limited | Administrative & support | 2014 |
| THE House of Nimpka Ltd | Wholesale & retail | 2026 |
| THE Norfolk Haulage Company Ltd | Transport & logistics | 2015 |
| THE Norfolk Yogi Limited | Real estate | 2026 |
| THE Old Gatehouse Bexwell Limited | Hospitality | 1979 |
| THE Online Party Shop Ltd | Wholesale & retail | 2023 |
| THE Plot Twist KL Limited | Wholesale & retail | 2025 |
| THE Real Norfolk Cake Company Limited | Hospitality | 2013 |
| THE Sunshine Centre for Therapeutic Riding CIC | Arts & recreation | 2012 |
| THE Watt Hair Ltd | Other services | 2023 |
| THE Window Medic Anglia Ltd | Construction | 2020 |
| Threadzy Limited | Wholesale & retail | 2026 |
| Tion Global Limited | Manufacturing | 2020 |
| Tommy Boggs Limited | Extraterritorial | 2013 |
| Tony Wales Plant Hire Limited | Administrative & support | 2003 |
| Tooze Consulting Limited | Professional & scientific | 2021 |
| Tooze Property Renovations Ltd | Construction | 2023 |
| Topstyle Fencing Ltd | Administrative & support | 2013 |
| Total Care Norfolk Limited | Health & social care | 2015 |
| Tower Executive Services Limited | Transport & logistics | 2004 |
| Town & Country Letting Agents Limited | Real estate | 2013 |
| Town Red Decorating Ltd | Construction | 2011 |
| Townlong Property Management Limited | Real estate | 1989 |
| Triathlon Giveaways Ltd | Wholesale & retail | 2024 |
| Trident Apartments Limited | Households | 2001 |
| Trojan Timber Limited | Wholesale & retail | 1997 |
| Trojant Management Services Limited | Real estate | 2004 |
| True Fundraising Consultancy Ltd | Professional & scientific | 2014 |
| Turn to TED Ltd | Households | 2021 |
| TVS Traders Limited | Wholesale & retail | 2026 |
| Two Rivers Brewery Ltd | Manufacturing | 2025 |
| U. R Power Ltd | Wholesale & retail | 2016 |
| UK Mineral and Fossil Events Company Limited | Administrative & support | 2017 |
| Umbrella Developments Limited | Real estate | 2007 |
| Uptown Equestrian Limited | Wholesale & retail | 2016 |
| VAS Earthmoving Limited | Construction | 2022 |
| Vasantis Limited | Information & communication | 2023 |
| Vehicle Service Limited | Wholesale & retail | 2012 |
| Victoria's Cheese Limited | Hospitality | 2009 |
| Virro Enterprises Ltd | Wholesale & retail | 2013 |
| W B Fake & SON Limited | Agriculture & fishing | 2001 |
| Waldersey Farms Limited | Agriculture & fishing | 1980 |
| Walker Rubber and Plastics (Holdings) Limited | Financial services | 2018 |
| Walker Rubber Limited | Manufacturing | 1952 |
| Ward Accountancy Services Limited | Professional & scientific | 2011 |
| Wepaveanydrive.Com Limited | Administrative & support | 2025 |
| West Norfolk Flowers Ltd | Wholesale & retail | 2019 |
| West Norfolk Tuition Ltd | Education | 2024 |
| Westdene Consultation Limited | Other services | 2010 |
| White Hospitality Group Limited | Wholesale & retail | 2022 |
| White Hospitality Pubs Limited | Hospitality | 2025 |
| White Wing Ceremonies Ltd | Other services | 2019 |
| Williams Aerospace Limited | Transport & logistics | 2010 |
| Willow Woods-Chapel Farm CIC | Education | 2021 |
| Windmill Chase (EA) Management Company Limited | Households | 2008 |
| Windy Ridge VEG Limited | Agriculture & fishing | 2007 |
| Wish Upon a Candle Co Ltd | Manufacturing | 2022 |
| Wissey Windings Limited | Real estate | 2022 |
| Witchford Lighting Centre Ltd | Construction | 2007 |
| Wolfe & Briar Ltd | Wholesale & retail | 2025 |
| Woodbine Plant & Commercials Limited | Manufacturing | 2017 |
| Woodward & SON Building Services Limited | Construction | 2024 |
| Working Turf Limited | Agriculture & fishing | 2009 |
| World Fresh Produce Limited | Wholesale & retail | 2014 |
| Wright & Dickens Cleaning Co Limited | Administrative & support | 2025 |
| Wright Motors Limited | Wholesale & retail | 2009 |
| WTL Dental Limited | Health & social care | 2017 |
| XL Scales Limited | Other services | 1995 |
| Your Sign Shop Limited | Manufacturing | 2019 |
| Yourspace Studio Limited | Professional & scientific | 2010 |
| Zone 6 Logistics Ltd | Administrative & support | 2026 |