| Gibbs Denley Group Limited | Professional & scientific | 2006 |
| Gibbs Denley Holdings Limited | Financial services | 2017 |
| Gibbs Denley Investment Management Limited | Financial services | 2014 |
| Gibson Brothers(Upton),Limited | | 1939 |
| Gibson Design Consultancy Limited | Professional & scientific | 1997 |
| Gibson Joinery Contractors Limited | Construction | 2025 |
| Gibson Research Consultancy Limited | Professional & scientific | 2019 |
| Giddy FOX Limited | Administrative & support | 2021 |
| Giddymoose Ltd | Information & communication | 2016 |
| Gideon and Lizzie Company Ltd | Other services | 2018 |
| Gidi Solutions Limited | Information & communication | 2020 |
| Giffen Group Limited | Construction | 1930 |
| Giffen Holdings Limited | Extraterritorial | 2009 |
| Gifford and Partners Recruitment Ltd | Administrative & support | 2018 |
| Gifted Systems Ltd | Information & communication | 2009 |
| Gifting Hands Healthcare Limited | Health & social care | 2024 |
| Gifts Charms and Shoe Retail Company Limited | Wholesale & retail | 2017 |
| Gifty and Ella Fashion Ltd | Manufacturing | 2025 |
| Giftygift.Co.Uk Ltd | Wholesale & retail | 2020 |
| GIG Foot Touring Ltd | Arts & recreation | 2014 |
| GIG North Ltd | Education | 2025 |
| Gigabiz Limited | Wholesale & retail | 2005 |
| Gigahype Ltd | Information & communication | 2023 |
| Giggle Fibre Limited | Information & communication | 2022 |
| Gigglegrovetineyhomes Ltd | Education | 2026 |
| Giggles Day Nurseries Ltd | Education | 2015 |
| Gigi Fast Transport Ltd | Transport & logistics | 2023 |
| GIL22 Limited | Health & social care | 2021 |
| Gilbanks GH Limited | Real estate | 2022 |
| Gilbert Meher Ltd | Administrative & support | 2011 |
| Gilbert Tax Consultants LLP | | 2004 |
| Gilbert Thompson (Leeds) Limited | Real estate | 1946 |
| Gilbert Thompson Trustees Limited | Financial services | 2022 |
| Gilboy Catering Ltd | Hospitality | 2025 |
| Gilboy Civils Ltd | Construction | 2018 |
| Gildersome GAS Ltd | Professional & scientific | 2018 |
| Gildersome Goshawks Basketball Club CIC | Education | 2022 |
| Gildersome Management Limited | Professional & scientific | 2008 |
| Giles Cooke Design Ltd | Professional & scientific | 2020 |
| Giles Foods Limited | Manufacturing | 1997 |
| Gili Catering Ltd | Hospitality | 2022 |
| Gill & Dhaliwal Limited | Wholesale & retail | 2021 |
| Gill & Sons (Bramley) Limited | Wholesale & retail | 2023 |
| Gill Landscaping and Groundworks Ltd | Administrative & support | 2026 |
| Gill Properties (Leeds) Ltd | Real estate | 2004 |
| Gill's Nails VN Ltd | Other services | 2026 |
| Gillbeck Advisory Ltd | Professional & scientific | 2020 |
| Gillera Transport Services Limited | Transport & logistics | 2008 |
| Gillett Events Ltd | Arts & recreation | 2022 |
| Gillian Brownbill Limited | Other services | 2003 |
| Gillian Leak - Principal Forensics Ltd | Administrative & support | 2012 |
| Gillian Weir Limited | Wholesale & retail | 2008 |
| Gilling Advisory Limited | Professional & scientific | 2022 |
| Gillis Glamping Ltd | Hospitality | 2026 |
| Gills Joinery Ltd | Construction | 2015 |
| Gillys Gym Ltd | Arts & recreation | 2026 |
| Gilman Family Enterprises Ltd | Financial services | 2026 |
| Gilsant Limited | Real estate | 2024 |
| Gilt Edged Consultus Limited | Professional & scientific | 2026 |
| Gilt Invest Limited | Administrative & support | 2011 |
| GIM Food Recruitment Limited | Administrative & support | 2008 |
| GIN Bar Group Limited | Hospitality | 2016 |
| Gina Gado Limited | Wholesale & retail | 2016 |
| Gina MUS Ltd | Health & social care | 2023 |
| Ginetta Clothing Ltd | Manufacturing | 2024 |
| Ginetta Research Limited | Manufacturing | 2014 |
| Ginevra Properties Limited | Real estate | 2026 |
| Ginger (Northern) Ltd | Information & communication | 2014 |
| Ginger Delivery Ltd | Information & communication | 2019 |
| Ginger Fury Ltd | Professional & scientific | 2024 |
| Ginger TED Limited | Wholesale & retail | 2013 |
| Ginger Works CIC | Professional & scientific | 2020 |
| Gingerbread Media Limited | Information & communication | 2009 |
| Ginobeth Ltd | Information & communication | 2025 |
| Giora Lifestyle Limited | Wholesale & retail | 2025 |
| Giovanni Tomasso Limited | Wholesale & retail | 2012 |
| Gipsil Homes Limited | Real estate | 2019 |
| Gipton News OFF Licence Limited | Wholesale & retail | 2007 |
| Gipton Sports Club Limited | Hospitality | 2023 |
| Gipton Wood Ltd | Hospitality | 2024 |
| Giraffe Group Facilitation Ltd | Professional & scientific | 2022 |
| Giraffe Property Investments Limited | Households | 2022 |
| Girl Group Film Ltd | Information & communication | 2025 |
| Girl House Leeds Limited | Other services | 2023 |
| Girlanion Limited | Professional & scientific | 2018 |
| Girlieboo Limited | Wholesale & retail | 2023 |
| Girlskart Limited | Wholesale & retail | 2025 |
| Gita’S Way Ltd | Hospitality | 2019 |
| Giudice Research International Ltd | Professional & scientific | 2017 |
| Giuliano Ltd | Transport & logistics | 2024 |
| Given by YOU CIC | Health & social care | 2025 |
| Giwa Solutions Ltd | Professional & scientific | 2015 |
| Gizmo Xpress Ltd | Wholesale & retail | 2025 |
| GJ Food and Wine Ltd | Wholesale & retail | 2022 |
| GJ Risk Analytics Ltd | Professional & scientific | 2023 |
| GJB Granmill Ltd | Extraterritorial | 2017 |
| GJB Harnley Ltd | Extraterritorial | 2017 |
| GJB Joinery Ltd | Construction | 2024 |
| GJB Property Developments Ltd | Real estate | 2020 |
| GJB Sand Mile Ltd | Extraterritorial | 2017 |