| Gurner House Ltd | Construction | 2022 |
| Gurney Kerr Holdings Limited | Arts & recreation | 2025 |
| Gurnimrat Transport Ltd | Transport & logistics | 2024 |
| Guru China Ltd | Hospitality | 2022 |
| Guru Customs Limited | Wholesale & retail | 2020 |
| Guru Garden Rooms Ltd | Construction | 2025 |
| Guru Industries Ltd | Arts & recreation | 2022 |
| Guru Nanak Rasoi Limited | Hospitality | 2024 |
| Guru of Media Limited | Professional & scientific | 2020 |
| Guru Tegh Ltd | Real estate | 2025 |
| GUS Robinson Developments Limited | Construction | 1982 |
| Gushen UK Limited | Manufacturing | 2024 |
| Gustec Advisory Ltd | Information & communication | 2024 |
| Gusto Holdings Limited | Financial services | 2025 |
| Gusto Research Limited | Professional & scientific | 2005 |
| GUT Health Solutions Ltd | Health & social care | 2021 |
| Guts Over Fear Boxing Club C.I.C. | Arts & recreation | 2024 |
| Guts Over Fear Mixed Martial Arts Gym Ltd | Arts & recreation | 2019 |
| Guts Over Fear Training Centre Ltd | Arts & recreation | 2023 |
| Gutter&Stars Limited | Manufacturing | 2024 |
| Guttershield Roofing and Guttering Services Ltd | Construction | 2026 |
| Gutxy Limited | Information & communication | 2025 |
| GUY Reed Racing Limited | Agriculture & fishing | 1956 |
| GUY Smith Racing Limited | Arts & recreation | 2014 |
| GV Physio & Health Ltd | Other services | 2026 |
| GV Property Holdings Limited | Financial services | 2021 |
| GV Property Ltd | Real estate | 2023 |
| Gv&Co Investments Limited | Extraterritorial | 2023 |
| Gv&Co Limited | Professional & scientific | 2014 |
| Gvgp Holdings Ltd | Financial services | 2020 |
| Gvks Limited | Wholesale & retail | 2025 |
| Gvmk Ltd | Information & communication | 2024 |
| GVS Equestrian Consulting Limited | Arts & recreation | 2022 |
| GVX Servicing Ltd | Professional & scientific | 2023 |
| GW Clerk of Works Services Ltd | Construction | 2014 |
| GW Copywriting Limited | Administrative & support | 2023 |
| GW Holdings Limited | Financial services | 2024 |
| GW PMU Limited | Other services | 2024 |
| GW Properties Leeds Ltd | Construction | 2022 |
| GW Pumping Services Limited | Manufacturing | 2010 |
| GWC Group Ltd | Professional & scientific | 2019 |
| Gwd&P Limited | Administrative & support | 2008 |
| Gweco 511 | Financial services | 2011 |
| Gwed Commercial Ltd | Information & communication | 2024 |
| GWH Fabrications Limited | Wholesale & retail | 2015 |
| GWP Analysis Ltd | Information & communication | 2017 |
| GWP Architecture Limited | Professional & scientific | 1995 |
| GWP Architecture Practice LLP | | 2010 |
| Gwpa (Architecture) Limited | Professional & scientific | 2017 |
| GWU (Yorkshire) Ltd | Hospitality | 2024 |
| Gwyndod Limited | Administrative & support | 2026 |
| Gwyndod Power Limited | Administrative & support | 2026 |
| Gwyndod Power Station Limited | Administrative & support | 2026 |
| GXG Store Limited | Wholesale & retail | 2025 |
| Gxglv Ltd | Arts & recreation | 2014 |
| GXP Ready Limited | Professional & scientific | 2025 |
| GXP Solutions Ltd | Professional & scientific | 2025 |
| GYA Cleaning Services Limited | Administrative & support | 2022 |
| Gykomedia Ltd | Information & communication | 2012 |
| Gyllendal Ltd | Real estate | 2019 |
| Gym Bidco Limited | Arts & recreation | 2013 |
| Gym DEN (Leeds) Ltd | Arts & recreation | 2025 |
| Gym Finco 1 Limited | Financial services | 2024 |
| Gym Finco 2 Limited | Financial services | 2024 |
| Gym Finco 3 Limited | Financial services | 2024 |
| Gym Midco 2 Limited | Arts & recreation | 2013 |
| Gym Midco Limited | Arts & recreation | 2013 |
| Gym Peace Ltd | Wholesale & retail | 2019 |
| Gym Teenies Ltd | Administrative & support | 2015 |
| Gym Topco Limited | Arts & recreation | 2013 |
| Gymbait Limited | Health & social care | 2023 |
| Gymchamps Ltd | Information & communication | 2014 |
| Gymmagic Limited | Arts & recreation | 2006 |
| Gymnastics Elite Coaching Company CIC | Other services | 2014 |
| Gyn-Care Health Ltd | Health & social care | 2025 |
| Gynaedoc Limited | Health & social care | 2025 |
| Gynaefellow Ltd | Education | 2021 |
| Gyza Ltd | Wholesale & retail | 2023 |
| GZ Halifax Houses Ltd | Financial services | 2025 |
| GZ Halifax Ltd | Real estate | 2023 |
| GZ Propco Limited | Construction | 2023 |
| GZ Real Estate Limited | Real estate | 2023 |
| Gzing Restaurant Ltd | Hospitality | 2022 |
| Génie Studios Limited | Manufacturing | 2022 |
| H & a Property and Investments Limited | Professional & scientific | 2020 |
| H & a Property Ventures Limited | Real estate | 2020 |
| H & a Sports Corporation Limited | Arts & recreation | 2018 |
| H & D Accounting Ltd | Professional & scientific | 2025 |
| H & G Leeds Limited | Real estate | 2024 |
| H & H Locums Limited | Health & social care | 2014 |
| H & K Builders (Leeds) Ltd | Construction | 2015 |
| H & K Office Furniture Ltd | Wholesale & retail | 2022 |
| H & K Property Leeds Limited | Real estate | 2023 |
| H & M Administration Limited | Administrative & support | 2017 |
| H & M Star Hand Car Wash Ltd | Administrative & support | 2018 |
| H & P Pattani Properties Ltd | Real estate | 2007 |
| H & P Property Group Ltd | Households | 2025 |
| H & R Consultancy Ltd | Financial services | 2025 |
| H & R Pharma Ltd | Wholesale & retail | 2020 |
| H & S Fortuvest Ltd | Real estate | 2019 |