| Go Talk Therapy Limited | Other services | 2018 |
| Go-Flow Plumbing & Heating Limited | Construction | 2014 |
| Gold Swan Investments Ltd | Real estate | 2022 |
| Goodwith Properties Limited | Households | 2021 |
| GPM Engineering Limited | Professional & scientific | 2018 |
| Grab an Invite Limited | Information & communication | 2022 |
| Graham's World Ltd | Hospitality | 2025 |
| Gray's Accountancy Services Limited | Professional & scientific | 2012 |
| Gray's Advisory Limited | Professional & scientific | 2023 |
| Grays Signature Builds Ltd | Construction | 2022 |
| Grid Automation & Protection Solutions Limited | Professional & scientific | 2025 |
| Groundwork South and North Tyneside Limited | Administrative & support | 1991 |
| Guardia 24/7 Security Ltd | Administrative & support | 2025 |
| H C R Removals & Storage Ltd | Transport & logistics | 2018 |
| H T Hymers Ltd | Professional & scientific | 2025 |
| H2 Drones Limited | Construction | 2024 |
| Halo Hebburn Limited | Other services | 2017 |
| Happy Doodle Company Products Ltd | Wholesale & retail | 2026 |
| Happy Tails Canine Services Ltd | Administrative & support | 2018 |
| Hart Horse Ltd | Wholesale & retail | 2025 |
| Harwood Technical Services Ltd | Other services | 2012 |
| Hastings Metal Finishers Limited | Manufacturing | 2000 |
| HC Industrial Services Ltd | Construction | 2024 |
| Healing Minds Counselling Service Ltd | Health & social care | 2026 |
| Heatherfield Finance Limited | Professional & scientific | 2025 |
| Hebburn Balti Ltd | Hospitality | 2025 |
| Hebburn Gents Barbers Ltd | Other services | 2020 |
| Hebburn Marine Draughting Services Limited | Professional & scientific | 2008 |
| Hebburn MOT & Repair Centre Ltd | Wholesale & retail | 2013 |
| Hebburn Sports Club (Dsfa) Limited | Arts & recreation | 2017 |
| Hebburn Sports Club Limited | Arts & recreation | 2017 |
| Hebburn Town FC Ltd | Arts & recreation | 2025 |
| Hebburn Town Juniors FC Limited | Education | 2025 |
| Hebburncontractors Ltd | Administrative & support | 2020 |
| Hebburunmart Ltd | Wholesale & retail | 2026 |
| Helenas Nest Ltd | Wholesale & retail | 2022 |
| Henka Soft Limited | Information & communication | 2008 |
| Hobson Jones Financial Limited | Financial services | 2022 |
| Hogg MOT Limited | Wholesale & retail | 2004 |
| Holistic I.T Solutions Ltd | Information & communication | 2008 |
| Holly Lacey Mortgages Ltd | Financial services | 2026 |
| Honister Rock Ltd | Wholesale & retail | 2020 |
| Horatio Music Limited | Arts & recreation | 2013 |
| Hot Yoga Heaven Ltd | Arts & recreation | 2026 |
| House of Jamoses Ltd | Administrative & support | 2022 |
| House of Tags Ltd | Wholesale & retail | 2025 |
| Howell Technology Group Limited | Information & communication | 2005 |
| Hrunalam Ltd | Health & social care | 2025 |
| HT Crewe Ltd | Wholesale & retail | 2025 |
| Huart Properties Limited | Real estate | 2015 |
| Huart Properties NE Limited | Other services | 2022 |
| Huggles and Snuggles Ltd | Health & social care | 2025 |
| Hydro 4 U Community Interest Company | Health & social care | 2026 |
| Hydro Physics Limited | Construction | 2026 |
| Hydropower Services Limited | Professional & scientific | 1988 |
| I.C. Flooring Limited | Construction | 2020 |
| Ian's Taxis Services Limited | Transport & logistics | 2005 |
| ICB Access Ltd | Construction | 2024 |
| Igniting Lives North East CIC | Health & social care | 2019 |
| Imperial Maintenance Ltd | Construction | 2010 |
| Industrial Safety Services Ltd | Information & communication | 2020 |
| Industrial Temperature Sensors & Heating Elements Limited | Manufacturing | 2004 |
| Initium Marketing Ltd. | Professional & scientific | 2013 |
| Instadrain Ltd | Administrative & support | 2019 |
| Intouch Financial Advice Limited | Financial services | 2010 |
| Invate Limited | Wholesale & retail | 2003 |
| Investment Property Group (IPG) Ltd | Manufacturing | 2010 |
| Iosity Ltd | Information & communication | 2022 |
| ITC Service Limited | Information & communication | 2006 |
| Itcgh Limited | Financial services | 2024 |
| Itcsh Limited | Financial services | 2022 |
| J & L Access Ltd | Mining & quarrying | 2026 |
| J Bone Engineering Ltd | Professional & scientific | 2019 |
| J Holl Building Services Limited | Manufacturing | 2026 |
| J Holl Construction Limited | Construction | 2024 |
| J Holl Roofing Limited | Construction | 2026 |
| J K Holdings (NE) Ltd | Financial services | 2021 |
| J Ross Luxury Lets Limited | Hospitality | 2023 |
| Jarrovians Rugby Union Football Club Limited | Arts & recreation | 2014 |
| JB Globle Enterprise Limited | Construction | 2022 |
| JC & D Trading Ltd | Wholesale & retail | 2023 |
| JCE Gallagher Engineering Limited | Administrative & support | 2011 |
| JD Offshore (Bolting Services) Ltd. | Mining & quarrying | 2014 |
| Jedmoor Properties Limited | Administrative & support | 2006 |
| JFL Consultancy (NE) Limited | Information & communication | 2022 |
| JJS Plastering and DRY Lining Ltd | Construction | 2022 |
| JMP Blade Tech Ltd | Manufacturing | 2019 |
| Joviad Limited | Professional & scientific | 2017 |
| JS Autoworx Ltd | Wholesale & retail | 2022 |
| JT Northern Lettings Ltd | Real estate | 2024 |
| Julies Flowers Ltd | Wholesale & retail | 2021 |
| Jumping Jacks Bouncy Castle Hire Limited | Arts & recreation | 2017 |
| Just Desserts North East Limited | Hospitality | 2025 |
| Just Mobility Ltd | Wholesale & retail | 2015 |
| JW Steele Electrical Services Limited | Construction | 2017 |
| JWT Care Ltd | Health & social care | 2025 |
| K H Installations Ltd | Construction | 2026 |
| K Wright Fitness Limited | Arts & recreation | 2020 |
| K.J Waste & Gardening Ltd | Water & waste | 2025 |
| Kellydelihebburn Ltd | Hospitality | 2026 |