| G.J.Coffees (UK) Ltd | Hospitality | 2017 |
| G3TTING Clean Limited | Administrative & support | 2025 |
| Gadabout Events Ltd | Arts & recreation | 2025 |
| Gain Access Group Ltd | Health & social care | 2025 |
| Galahad Lancelot Limited | Financial services | 2014 |
| Galanthus Group Holdings Limited | Information & communication | 2022 |
| Galanthus Holdings Limited | Extraterritorial | 2022 |
| Galanthus Partners Ltd | Information & communication | 2020 |
| Galary Interiors Limited | Construction | 2003 |
| Gallagher's (Carlisle) Limited | Hospitality | 2011 |
| Galloway Escapes Limited | Hospitality | 2016 |
| Galloway Luxury Cottages Limited | Hospitality | 2010 |
| Ganus Technology Limited | Mining & quarrying | 1997 |
| GAR Trading Limited | Wholesale & retail | 2016 |
| Garden at Eden Limited | Hospitality | 2024 |
| Gardiner Court Management Limited | Households | 1996 |
| Gardiner Promotions Ltd | Wholesale & retail | 2019 |
| Gardners Guns Rifle Range Community Interest Company | Wholesale & retail | 2016 |
| Garlands (Carlisle) Management Company Limited | Households | 2005 |
| Garry Phillips Limited | Manufacturing | 2003 |
| Gary Etheridge Domestic Appliances Limited | Wholesale & retail | 2005 |
| Gary Richardson Consultancy Ltd | Information & communication | 2021 |
| GAS Safety Online Training Limited | Administrative & support | 2021 |
| GAS Services Assured Limited | Construction | 2006 |
| Gate Garage Limited | Wholesale & retail | 1990 |
| Gateway 4 Women Ltd | Other services | 2017 |
| Gateway Cars (Carlisle) Ltd | Wholesale & retail | 2025 |
| Gateway Global Education Ltd | Education | 2012 |
| Gatsb Ltd | Wholesale & retail | 2025 |
| Gavin Watson Joinery Limited | Construction | 2015 |
| GB Finance Services Limited | Wholesale & retail | 2003 |
| GB Process Systems Limited | Professional & scientific | 2010 |
| GB Property Associates Ltd | Real estate | 2025 |
| GB Vending Limited | Wholesale & retail | 2025 |
| GBR Aviation Ltd | Manufacturing | 2025 |
| GBT Electrical Ltd | Construction | 2015 |
| Gbuilder & Sons Limited | Construction | 2004 |
| Gcgl Limited | Water & waste | 2006 |
| Gckt Limited | Transport & logistics | 2025 |
| Gclm Services (Cumbria) Limited | Professional & scientific | 2017 |
| GCS Fencing Limited | Construction | 2016 |
| Gdct Ltd | Information & communication | 2016 |
| GDI Property Investment Ltd | Real estate | 2020 |
| Gecko Kitchens Ltd | Manufacturing | 2022 |
| Geddes Group Ltd | Construction | 2022 |
| Gelato Casa Bella Limited | Manufacturing | 2015 |
| Gelt Holdings Ltd | Hospitality | 2025 |
| Gelt House Holdings Limited | Professional & scientific | 2013 |
| Gelt House Property Limited | Real estate | 1950 |
| Geltbridge Land Limited | Agriculture & fishing | 2011 |
| Geltsdale Limited | Real estate | 2001 |
| Geltsdale Properties Limited | Real estate | 2003 |
| Genesis Rkeytec Limited | Information & communication | 2005 |
| Genevieve of Carlisle Limited | Wholesale & retail | 2005 |
| Genie Direct Limited | Wholesale & retail | 2016 |
| GENR8 Group Limited | Administrative & support | 2019 |
| GENR8 Land Limited | Real estate | 2019 |
| GENR8 North Ltd | Construction | 2009 |
| GENR8ED Limited | Real estate | 2019 |
| Gentle Horizons Limited | Health & social care | 2025 |
| Genwise Limited | Education | 1984 |
| Geoff Bell (Carlisle) Limited | Transport & logistics | 1995 |
| Geoff Bell Mechanical Services Limited | Construction | 2016 |
| Geoff Stewart Consulting Limited | Professional & scientific | 2024 |
| Geoloop Technologies Limited | Construction | 2025 |
| George Thompson (Heating) Limited | Construction | 1971 |
| Gerec Limited | Transport & logistics | 2016 |
| Gerrard House Farm Limited | Agriculture & fishing | 2018 |
| GET the Scent Limited | Manufacturing | 2017 |
| Get-Pierced Ltd | Arts & recreation | 2018 |
| Getstarted Limited | Real estate | 2006 |
| GGG Properties Ltd | Real estate | 2024 |
| Gibson's Farm Ltd | Agriculture & fishing | 2023 |
| Gift Boxes Ltd | Wholesale & retail | 2024 |
| Gifts for Little Ones Limited | Wholesale & retail | 2013 |
| Giftsandgiftsonly Ltd | Wholesale & retail | 2025 |
| Gilded Gold Design House Limited | Other services | 2026 |
| Gimbo-Das Limited | Wholesale & retail | 2026 |
| Girly Online Ltd | Wholesale & retail | 2024 |
| Girly Wear Ltd | Wholesale & retail | 2023 |
| Glacier Properties Ltd | Real estate | 2020 |
| Glampaw Ltd | Agriculture & fishing | 2019 |
| Glanville Services Limited | Construction | 2007 |
| Glasgow Harbour Boatmen Ltd | Transport & logistics | 2010 |
| Glassagg (UK) Limited | Extraterritorial | 2005 |
| Gleam Franchise Co Limited | Administrative & support | 2022 |
| Gleam Window Cleaning Northern Limited | Administrative & support | 2015 |
| Glease Consulting Ltd | Information & communication | 2023 |
| Glebe Close (Dalston) Limited | Households | 2022 |
| Glebe Farm AD Limited | Energy | 2014 |
| Glendales Limited | Manufacturing | 1996 |
| Glenearly Caravan Park Limited | Hospitality | 1998 |
| Glenmay House Limited | Real estate | 2007 |
| Glinger Properties | Administrative & support | 2012 |
| GLM Site Services Ltd Ltd | Construction | 2026 |
| GLO & Go Tanning Ltd | Other services | 2021 |
| GLO Tanning (Carlisle) Ltd | Other services | 2024 |
| Global Foundation for Community Safety Volunteering C.I.C. | Information & communication | 2024 |
| Global Holdings International Limited | Hospitality | 2001 |
| Global Power Resourcing Ltd | Other services | 2017 |