| Faboptic UK Limited | Wholesale & retail | 2018 |
| Fakili Limited | Real estate | 2024 |
| Family Gateway | Health & social care | 2011 |
| Family Mental Fitness North East CIC | Education | 2025 |
| Fan-Tastic P&M Ltd | Information & communication | 2025 |
| Farah Leisure Limited | Hospitality | 2023 |
| Faraji Pizza & Grill Ltd | Hospitality | 2025 |
| Faris Isak Events Limited | Arts & recreation | 2025 |
| Farstone Properties Ltd | Real estate | 2026 |
| Fast Facilities Management Ltd | Administrative & support | 2026 |
| Fastrack Flooring Limited | Construction | 2010 |
| Fawdon Homes Limited | Construction | 2016 |
| Featherbed Chip Shop Ltd | Hospitality | 2017 |
| Fecero Ltd | Hospitality | 2024 |
| Felank Limited | Health & social care | 2020 |
| Felivia CIC | Other services | 2024 |
| Femella Limited | Wholesale & retail | 2026 |
| Fern Developments Ltd | Real estate | 2024 |
| Feroce Ltd | Hospitality | 2025 |
| Film Shield Ltd | Wholesale & retail | 2021 |
| Fine Foods Northeast Ltd | Hospitality | 2015 |
| Fiona Surrey Marketing Ltd | Professional & scientific | 2020 |
| First Build NE Ltd | Construction | 2016 |
| First County Investments Limited | Real estate | 2002 |
| First Round Properties Ltd | Real estate | 2019 |
| Fishbone Construction Ltd. | Construction | 2012 |
| Fishbone Holdings Ltd | Financial services | 2016 |
| Fishbone Properties Ltd | Real estate | 2015 |
| FIV Recruitments Ltd | Administrative & support | 2024 |
| Flagg Court Pharmacy Limited | Wholesale & retail | 2006 |
| Flameneal Limited | Other services | 1984 |
| Fleetwood Recruitment Limited | Administrative & support | 2025 |
| Flexibridge Services Ltd | Wholesale & retail | 2025 |
| Floortech NE Ltd | Construction | 2020 |
| Flowzuk Ltd | Wholesale & retail | 2020 |
| FM Private Limited | Wholesale & retail | 2017 |
| Foodlicious Limited | Hospitality | 2023 |
| Footprints Day Nursery North East Ltd | Health & social care | 2016 |
| Foresight Initiative CIC | Administrative & support | 2024 |
| Forest Hall Investments Limited | Hospitality | 2000 |
| Forfusion Holdings Limited | Information & communication | 2025 |
| Forfusion Ltd | Information & communication | 2007 |
| Forkliftek Limited | Wholesale & retail | 2019 |
| Fotcpsych Ltd | Education | 2022 |
| Four Rivers Financial Planning Limited | Professional & scientific | 2020 |
| Four Rivers Property Limited | Real estate | 2025 |
| Frank Safety Consultants Ltd | Professional & scientific | 2019 |
| French Studio Ltd | Arts & recreation | 2018 |
| Frontline Integrity Ltd | Professional & scientific | 2020 |
| FRY & Roper Limited | Real estate | 2011 |
| Frydays Fish Bar Wallsend Ltd | Hospitality | 2026 |
| FSG Drinks Limited | Wholesale & retail | 2025 |
| Fuse Utilities Limited | Administrative & support | 2023 |
| Future Energy Solutions Ltd | Administrative & support | 2012 |
| Future Renewable Installations Ltd | Construction | 2015 |
| FX North East Limited | Professional & scientific | 2018 |
| G PEN Contact's Ltd | Construction | 2026 |
| G S Building Services NE Ltd | Administrative & support | 2017 |
| G&R Newcastle Ltd | Transport & logistics | 2017 |
| G4VTC Limited | Transport & logistics | 2010 |
| GAA Synergy Ltd | Wholesale & retail | 2024 |
| Gameplan Creative Ltd | Financial services | 2025 |
| Gameplan Financial Ltd | Financial services | 2019 |
| GAS and Facilities London Limited | Construction | 2012 |
| GAS Care (U.K) Ltd | Construction | 2006 |
| GB Coating Services Ltd | Professional & scientific | 2025 |
| GB Engineering (North East) Ltd | Other services | 2014 |
| GB WAS Limited | Wholesale & retail | 2019 |
| Gemma Watson Personal Training Ltd | Arts & recreation | 2015 |
| Gene and SAM Ltd | Arts & recreation | 2026 |
| General Damproofing Limited | Construction | 2003 |
| Geordie Banger Company Limited | Manufacturing | 2013 |
| Geordie Pool Ltd | Manufacturing | 2024 |
| George Alexander Limited | Real estate | 2017 |
| Gerry and Sewell in London Limited | Arts & recreation | 2025 |
| Getmediawise Ltd | Information & communication | 2013 |
| GFD Heating Solutions Ltd | Construction | 2021 |
| Gfpt Newcastle Ltd | Health & social care | 2018 |
| Ggpp Limited | Wholesale & retail | 2007 |
| Ghazni Retail Ltd | Wholesale & retail | 2022 |
| Gibilras Estates Limited | Real estate | 2017 |
| Ginger Cat Creative Limited | Professional & scientific | 2008 |
| Ginger Lily's Food Services Limited | Manufacturing | 2022 |
| Giraffe Financial LLP | | 2016 |
| Giraffe Lets Ltd | Real estate | 2015 |
| GJW Commercial Services Limited | Professional & scientific | 2024 |
| GKC Interiors (NE) Limited | Manufacturing | 2009 |
| Glentek Drain Solutions Ltd | Administrative & support | 2025 |
| Global Offshore Logistics Ltd | Administrative & support | 2023 |
| Global Offshore Ltd | Administrative & support | 2019 |
| Global Plastics (Newcastle) Ltd | Wholesale & retail | 2005 |
| Globe Tech Ltd | Wholesale & retail | 2015 |
| Glow Haus Newcastle Ltd | Other services | 2026 |
| Glow North East Ltd | Construction | 2025 |
| GM Home Solutions Ltd | Construction | 2017 |
| Gmfp Limited | Hospitality | 2018 |
| GOG Haven Ltd | Wholesale & retail | 2025 |
| Gold Shield Trustees Limited | Professional & scientific | 2005 |
| Golden Harvest (Wallsend) Ltd | Hospitality | 2016 |
| Golden Harvest Takeaway Limited | Hospitality | 2026 |