| GMB Auto Services Limited | Wholesale & retail | 2019 |
| GMB Fabrication Limited | Wholesale & retail | 2020 |
| GMB MOT Centre Ltd | Wholesale & retail | 2024 |
| GMD Automation Ltd | Information & communication | 2026 |
| GMD Relocations Ltd | Information & communication | 2013 |
| GML Studio Ltd | Wholesale & retail | 2019 |
| Go Host Ltd | Information & communication | 2025 |
| Go Morecambe C.I.C. | Other services | 2012 |
| Go Retail Property Limited | Real estate | 2026 |
| Goad Joinery Limited | Construction | 2004 |
| Gold Future 2 Limited | Real estate | 2016 |
| Gold Star Personnel Ltd | Administrative & support | 2023 |
| Golden Dragon (UK) Ltd | Hospitality | 2003 |
| Golden Property Holdings (NO. 1) Ltd | Households | 2024 |
| Golden Resorts Limited | Hospitality | 2021 |
| Golf Link Events Ltd | Arts & recreation | 2026 |
| Good Cat Limited | Real estate | 2024 |
| Good Things Collective C.I.C. | Education | 2015 |
| Graded Slabs TCG Ltd | Wholesale & retail | 2026 |
| Graham and SON Construction Limited | Construction | 2026 |
| Graham Foxcroft Ltd | Construction | 2019 |
| Grahams Consultants Holdings Ltd | Real estate | 2026 |
| Grahams Social Care & Education Ltd | Education | 2021 |
| Graylaw Heysham Limited | Transport & logistics | 2023 |
| GRC Properties (Lancashire) Limited | Real estate | 2012 |
| Green Circles Music Limited | Information & communication | 2015 |
| Green Nash Limited | Wholesale & retail | 2016 |
| Green Rose Sustainability Community Interest Company | Professional & scientific | 2019 |
| Green View Solutions Limited | Real estate | 2017 |
| Greenbank Medical Ltd | Health & social care | 2014 |
| Greengate Estates (NW) Limited | Real estate | 2019 |
| Greenroyd Residential Home Limited | Health & social care | 2007 |
| Greenroyds Holdings Limited | Financial services | 2018 |
| Greenshank Automotive Ltd | Wholesale & retail | 2020 |
| Greenwoods Fish Merchants Ltd | Wholesale & retail | 2019 |
| GSL Landscaping Limited | Administrative & support | 2026 |
| Guiding Star Tours Limited | Administrative & support | 2019 |
| Gull House RTM Company Ltd | Households | 2020 |
| Gwyndal Properties Limited | Real estate | 1992 |
| H & H Property Solutions Limited | Real estate | 2018 |
| H & M Improvements Ltd | Construction | 2022 |
| H J Bar Co Ltd | Hospitality | 2026 |
| H.G & Vehicle Services Ltd | Wholesale & retail | 2024 |
| H2H Developments Limited | Construction | 2025 |
| Hagi Living Ltd | Real estate | 2026 |
| Hague Electrical Ltd | Construction | 2025 |
| Halo Aerospace Laboratories UK Limited | Administrative & support | 2008 |
| Halo Aerospace Training Limited | Extraterritorial | 2017 |
| Hamd Logistic Services Limited | Transport & logistics | 2026 |
| Hameed Group Ltd | Wholesale & retail | 2026 |
| Hammond Partnership LLP | | 2023 |
| Hampson Green Limited | Real estate | 2021 |
| Hancock Financial Planning Ltd | Financial services | 2014 |
| Hanley Lancashire Ltd | Real estate | 2024 |
| Hanley Parks Property Management Ltd | Real estate | 2025 |
| Hanley Property and Investment Ltd | Real estate | 2024 |
| Happy Houses (NW) Ltd | Real estate | 2014 |
| Happy Palace Ltd | Hospitality | 2018 |
| Hardy & Ellis Inventions Limited | Information & communication | 2013 |
| Harmony Events Limited | Wholesale & retail | 2020 |
| Harmony Stage Solutions Ltd | Information & communication | 2024 |
| Harper MAE Transport Ltd | Transport & logistics | 2026 |
| Harris Property Lets Ltd | Real estate | 2024 |
| Harryscafemorecambe Ltd | Hospitality | 2026 |
| Hartley Electrical Services Limited | Wholesale & retail | 2002 |
| Harv & SON Properties Ltd | Real estate | 2017 |
| Hatlex Property Limited | Real estate | 2016 |
| Haven Support Services (North West) Ltd | Professional & scientific | 2010 |
| Hayley Broadhead Ltd | Other services | 2023 |
| Haymaker Travel Ltd | Administrative & support | 2025 |
| Hazco Handling Solutions Ltd | Manufacturing | 2024 |
| HB Beauty & Brows Ltd | Other services | 2026 |
| Healeys Homes Ltd | Real estate | 2025 |
| Hearts and Tarts Limited | Hospitality | 2013 |
| Hearvance Ltd | Administrative & support | 2025 |
| Hempural Holdings Ltd | Extraterritorial | 2019 |
| Hengst Filtration UK Limited | Manufacturing | 2013 |
| Henley Heath Ltd | Professional & scientific | 2020 |
| Herculean Properties Limited | Households | 1990 |
| Here & NOW Property Management Limited | Real estate | 2020 |
| Heritage Rail Ltd | Manufacturing | 2022 |
| Heritage Tours Ltd | Administrative & support | 2018 |
| Heritage Wallcoverings Limited | Manufacturing | 2014 |
| Hexfile Limited | Professional & scientific | 2020 |
| Heysham Business Consulting Ltd | Professional & scientific | 2025 |
| Heysham GAS Services Limited | Construction | 2025 |
| Heysham Hall Management Company Limited | Real estate | 2020 |
| Heysham House Ltd | Agriculture & fishing | 2019 |
| Heysham Micro Pubs Ltd | Hospitality | 2018 |
| Heysham Mossgate (Community Facilities) Company Limited | Arts & recreation | 1996 |
| Heysham Takeaway Ltd | Hospitality | 2021 |
| Heysham Viking Festival CIC | Education | 2025 |
| High Street Apartments Limited | Real estate | 2018 |
| Hijaxx Events Ltd | Arts & recreation | 2025 |
| Hill Holdings (Lancaster) Limited | Real estate | 2022 |
| Hillbilly Haulage Ltd | Transport & logistics | 2024 |
| Hillsea Limited | Financial services | 2012 |
| Hinde and Company (North West) Limited | Real estate | 2019 |
| Hindle Cleaning Services Limited | Administrative & support | 2001 |
| Hirstwood Training Limited | Other services | 2003 |