| Green Pastures Developments Limited | Construction | 2021 |
| Green Pastures Education CIC | Education | 2026 |
| Green World Spa Products Limited | Wholesale & retail | 2012 |
| Greenacre Luxury Cat Hotel Southport Ltd | Agriculture & fishing | 2022 |
| Greenacre Stables Limited | Manufacturing | 2013 |
| Greenfield Way (19-26) RTM Company Limited | Households | 2021 |
| Greenfields Aughton Management Company Limited | Households | 2022 |
| Greengables Property Ltd | Real estate | 2022 |
| Greenheys (Preston) Management Company Limited | Households | 2003 |
| Greenmile Builders Limited | Construction | 2016 |
| Greenpurple Limited | Wholesale & retail | 2007 |
| GREENROOM7 Limited | Construction | 2024 |
| Greensphere Ltd | Professional & scientific | 2025 |
| Greenview Estates Limited | Real estate | 1999 |
| Greg Morris Photography Limited | Other services | 2013 |
| Gregson Properties Ltd | Real estate | 2025 |
| Grey Beard Investment Ltd | Financial services | 2022 |
| Griffin Works Limited | Administrative & support | 2023 |
| Grill House PR9 Ltd | Hospitality | 2026 |
| Grimshaw Lane Dairy Limited | Agriculture & fishing | 2003 |
| Grmc Leicester Limited | Health & social care | 2019 |
| Grnw Limited | Real estate | 2016 |
| Gromagine Engineering Solutions Ltd | Manufacturing | 2021 |
| Grooming by Gabby Ltd | Other services | 2026 |
| Grosvenor Consultancy Services (North West) Ltd | Professional & scientific | 2023 |
| Grosvenor House Consulting Ltd | Professional & scientific | 2019 |
| Grosvenor Lodge Management Company Limited | Households | 2004 |
| Grounded Brothers Ltd | Administrative & support | 2021 |
| Grow Fins Ltd | Transport & logistics | 2024 |
| Growing Edge Psychology Ltd | Education | 2024 |
| Growing Hearts and Minds CIC | Education | 2026 |
| Growth Griffin Ltd | Other services | 2023 |
| GRP Marine Ltd | Manufacturing | 2026 |
| GRT Drainage Limited | Water & waste | 2019 |
| Grumpy Media Ltd | Information & communication | 2024 |
| Gryphon Engineering Limited | Manufacturing | 1996 |
| GSD1 Limited | Construction | 2017 |
| GSL Developments Limited | Real estate | 2022 |
| GTB Capital Ltd | Real estate | 2025 |
| Gtka Ltd | Agriculture & fishing | 2018 |
| GTZ 1 Limited | Hospitality | 2025 |
| Guided Outdoors Ltd | Administrative & support | 2022 |
| Guinea Meadows Management Company Limited | Real estate | 2018 |
| Guitarfix Ltd | Professional & scientific | 2021 |
| Gwbc Limited | Professional & scientific | 2021 |
| Gwbwindowcleaning Ltd | Administrative & support | 2026 |
| Gwel Y MOR Limited | Real estate | 2025 |
| GWG Restaurants Limited | Hospitality | 2009 |
| Gym Core Collective Ltd | Professional & scientific | 2026 |
| Gymnastics & Tumbling Ltd | Arts & recreation | 2015 |
| Gyro Logistics Limited | Transport & logistics | 2024 |
| Gyros House Limited | Hospitality | 2018 |
| H & H Padiham Limited | Wholesale & retail | 2020 |
| H & M Food and Drink Limited | Hospitality | 2026 |
| H & P Ascroft Ltd | Agriculture & fishing | 2017 |
| H Bolting Ltd | Manufacturing | 2018 |
| H E Controls Limited | Extraterritorial | 2005 |
| H Group Developments Limited | Construction | 2023 |
| H&J Discount Bathrooms Ltd | Wholesale & retail | 2021 |
| H&V Props LLP | | 2023 |
| H. Hardman & Co Ltd | Other services | 2006 |
| H. Wareing and Sons Limited | Agriculture & fishing | 1962 |
| H.J.Cook & Company Limited | Other services | 1953 |
| H.K.B. (NW) Ltd | Construction | 2018 |
| H.L.P.R. Healthcare Limited | Wholesale & retail | 2013 |
| H777B Ltd | Construction | 2017 |
| HAD Investments Ltd | Real estate | 2020 |
| Hadfield Security Systems Ltd | Construction | 2019 |
| Hair & Beauty @ Studio 57 Limited | Other services | 2023 |
| Hair Solutions SMP Ltd | Professional & scientific | 2020 |
| Haken Ltd | Administrative & support | 2026 |
| Hakos Limited | Hospitality | 2018 |
| Haktek Limited | Information & communication | 2012 |
| Hales Autos Limited | Wholesale & retail | 2023 |
| Hall Street Management Services Limited | Professional & scientific | 1988 |
| Halliwell Jones Automotive Holdings Ltd | Financial services | 2024 |
| Halliwell Jones KIA Southport Ltd | Wholesale & retail | 2024 |
| Halliwell Jones Limited | Wholesale & retail | 1986 |
| Halloween Town Festival Ltd | Arts & recreation | 2023 |
| Halo Costs Ltd | Professional & scientific | 2023 |
| Halsall Court Limited | Households | 1977 |
| Halsall Joinery Limited | Construction | 2024 |
| Halsall Optics Limited | Wholesale & retail | 2018 |
| Hama Barbers Ainsdale Ltd | Other services | 2023 |
| Hamilton Consultancy Services Limited | Professional & scientific | 2004 |
| Hampton's Emporium (Trading AS Stanleys Fruit Stores) Ltd | Wholesale & retail | 2018 |
| Hanalex Wealth Ltd | Financial services | 2011 |
| Handfield Limited | Real estate | 1987 |
| Handley Law Limited | Professional & scientific | 2009 |
| Hanjack Spares Ltd | Wholesale & retail | 2023 |
| Hanlon Marketing Ltd | Professional & scientific | 2020 |
| Hanson Deane Ltd | Real estate | 2023 |
| Happy Dog Consulting Limited | Professional & scientific | 2024 |
| Happy Doors Ltd | Administrative & support | 2013 |
| Happy Halloween Limited | Extraterritorial | 2014 |
| Happy Mount Park Catering Limited | Wholesale & retail | 1999 |
| HAPPYHOURS2023 Limited | Hospitality | 2024 |
| Harakasana Ltd | Real estate | 2017 |
| Hardyfalks Limited | Real estate | 2024 |
| Harkat Computing Limited | Information & communication | 2007 |