| GSA Hall Properties Limited | Real estate | 2020 |
| Gsal Transport Limited | Transport & logistics | 2015 |
| GSC 25 Ltd | Real estate | 2025 |
| GSC Care Limited | Health & social care | 2022 |
| GSD Riverside Limited | Real estate | 2015 |
| GSH Civils Ltd | Construction | 2023 |
| Gsi-Doors Limited | Construction | 2015 |
| GSK Peak Property Holdings Ltd | Real estate | 2026 |
| GSL Wholesalers Limited | Wholesale & retail | 2004 |
| GSM Consultancy Limited | Administrative & support | 2006 |
| GSM Graphic Supplies & Machinery Limited | Wholesale & retail | 1999 |
| GSM Pickleball Hub Ltd | Administrative & support | 2026 |
| Gsmb Ltd | Real estate | 2023 |
| Gsms Properties Ltd | Real estate | 2020 |
| Gsoft Solutions Limited | Information & communication | 2010 |
| GSR Property Maintenance Ltd | Construction | 2023 |
| Gssas Limited | Administrative & support | 2025 |
| GST Assets Ltd | Real estate | 2016 |
| GT Bowers (Property) Ltd | Real estate | 2025 |
| GT Bowers Limited | Wholesale & retail | 2018 |
| GT Data Solutions Limited | Administrative & support | 2016 |
| GT Flowers Limited | Wholesale & retail | 2008 |
| GT Hub Ltd | Financial services | 2022 |
| GT Joinery Services Ltd | Construction | 2025 |
| GT Karting Ltd | Arts & recreation | 2017 |
| GT Lettings Ltd | Real estate | 2017 |
| GT Miles Ltd | Transport & logistics | 2025 |
| GT Music & Events Ltd | Other services | 2023 |
| GT Prem Group | Financial services | 2026 |
| GT Produce Limited | Wholesale & retail | 2009 |
| GT Properties Yorkshire Limited | Real estate | 2006 |
| GT Refrigerants Ltd | Administrative & support | 2019 |
| GT Sports Coaching Ltd | Arts & recreation | 2022 |
| GTB One Limited | Real estate | 2021 |
| Gtbk Accounting Services Ltd | Professional & scientific | 2023 |
| GTC Property North Ltd | Real estate | 2026 |
| GTC Social Ltd | Professional & scientific | 2024 |
| GTD Painting & Property Maintenance Limited | Administrative & support | 2011 |
| GTK Properties Ltd | Hospitality | 2024 |
| GTM Holdings Ltd | Financial services | 2024 |
| Gtraders Limited | Wholesale & retail | 2024 |
| GTS Hospitality Ltd | Hospitality | 2026 |
| Gttt Properties Ltd | Real estate | 2016 |
| GTW Ltd | Real estate | 2025 |
| Guaranteeduk Ltd | Professional & scientific | 2025 |
| Guardian Care Leeds Ltd | Health & social care | 2023 |
| Guardian Coatings Ltd | Construction | 2021 |
| Guardian Electrical Safety Ltd | Construction | 2022 |
| GUARDIAN4SOLUTIONS Ltd | Wholesale & retail | 2024 |
| Guardwell Security Limited | Administrative & support | 2000 |
| Gubni Cars Ltd | Administrative & support | 2018 |
| Gudprizes Ltd | Wholesale & retail | 2025 |
| Guest Door Limited | Real estate | 2023 |
| Guest Home Designs Ltd | Construction | 2018 |
| Guicotech Limited | Wholesale & retail | 2023 |
| Guide Flyfishing Holdings Limited | Wholesale & retail | 2010 |
| Guide Flyfishing Limited | Wholesale & retail | 1996 |
| Guided Sky Ltd | Information & communication | 2024 |
| Guided Solutions Holdings Limited | Financial services | 2019 |
| Guided Solutions Limited | Administrative & support | 2002 |
| Guided Solutions Properties Limited | Real estate | 2019 |
| Guidedcarepro Limited | Health & social care | 2025 |
| Guiding Grace Ltd | Other services | 2025 |
| Guilaine Brutus Consultancy Ltd | Professional & scientific | 2024 |
| Guild Consulting Services Ltd | Administrative & support | 2018 |
| Guild of Beer Writers Limited | Other services | 2016 |
| Guildford Grey Ltd | Households | 2020 |
| Guinea Express Limited | Health & social care | 2024 |
| Guinee Enterprise Ltd | Administrative & support | 2019 |
| Guise & Dolls Medispa Ltd | Other services | 2022 |
| Guiseley Association Football Club Limited | Arts & recreation | 1991 |
| Guiseley Bowling Club Limited | Arts & recreation | 1910 |
| Guiseley Carpet Depot Limited | Wholesale & retail | 2011 |
| Guiseley Childrens Day Nursery Limited | Education | 2005 |
| Guiseley Engineering Company Limited | Manufacturing | 2010 |
| Guiseley Engineering Holdings Limited | Financial services | 2021 |
| Guiseley GAS Limited | Construction | 2008 |
| Guiseley Kitchen Ltd | Hospitality | 2025 |
| Guiseley Lights CIC | Construction | 2019 |
| Guiseley Mobiles Ltd | Wholesale & retail | 2021 |
| Guiseley MOT & Service Centre Ltd | Wholesale & retail | 2019 |
| Guiseley Osteopathic Holdings Limited | Financial services | 2023 |
| Guiseley PO Ltd | Transport & logistics | 2010 |
| Guiseley Spa Ltd | Health & social care | 2024 |
| Guiseley Theatre Community Interest Company | Administrative & support | 2019 |
| Guiseleycornerhouse Limited | Hospitality | 2023 |
| Guitarzilla Limited | Wholesale & retail | 2026 |
| GUL Builders Limited | Construction | 2025 |
| GUL Exchange Ltd | Financial services | 2019 |
| Gulhaya Ltd | Wholesale & retail | 2026 |
| Guli Group Ltd | Real estate | 2025 |
| Gull's Conevience Store Ltd | Wholesale & retail | 2026 |
| Gulmarg Investments LLP | | 2017 |
| Gulroy Properties Services Ltd | Real estate | 2021 |
| Gumis Transport Ltd | Transport & logistics | 2014 |
| Gundigger Limited | Transport & logistics | 2000 |
| Gundog Property Limited | Real estate | 2022 |
| Gunners Jewellers Ltd | Wholesale & retail | 2025 |
| Gupta Anaesthetics Limited | Financial services | 2016 |
| Gurianshca Ltd | Health & social care | 2025 |