| Greaves Construction Ltd | Construction | 2025 |
| Green Home Improvement Contractors Ltd | Construction | 2025 |
| Green Serenity Limited | Health & social care | 2015 |
| Greg Automotive Ltd | Wholesale & retail | 2019 |
| Grey Beard Solutions Ltd | Information & communication | 2025 |
| Group EX Training Limited | Education | 2026 |
| Grove Metal Sections Limited | Manufacturing | 1996 |
| GRR Transport Ltd | Transport & logistics | 2026 |
| GS Build and Extension Limited | Construction | 2024 |
| GS Gomery (Furnace Engineers) Holdings Limited | Professional & scientific | 2015 |
| GS Midlands Transport Ltd | Transport & logistics | 2021 |
| GSH Freelancing Limited | Health & social care | 2018 |
| GSP PVT Limited | Transport & logistics | 2025 |
| GTE Electrical Ltd | Construction | 2025 |
| GTR Building Construction Staffordshire Ltd | Construction | 2017 |
| GTS Builder Ltd | Construction | 2023 |
| GU24 Limited | Wholesale & retail | 2024 |
| Guardian Compliance Group Limited | Administrative & support | 2016 |
| Guardian Warehousing Limited | Transport & logistics | 2003 |
| Guitars Giveaway Ltd | Wholesale & retail | 2022 |
| Gulcharan Kaur Consultancy Ltd | Professional & scientific | 2025 |
| Gumtalian Limited | Transport & logistics | 2020 |
| Guri Transport Ltd | Transport & logistics | 2026 |
| Gurpartap Investments Ltd | Real estate | 2023 |
| Gurpartap Investments West Ltd | Real estate | 2024 |
| Guru Amar DAS JI Ltd | Transport & logistics | 2017 |
| Gxtodd Limited | Arts & recreation | 2015 |
| H & J Speake Holdings Limited | Financial services | 2021 |
| H & P Logistics Limited | Transport & logistics | 2018 |
| H Lalli Transport Ltd | Transport & logistics | 2025 |
| H S Tiwana Ltd | Transport & logistics | 2026 |
| H&G Construction UK Limited | Construction | 2021 |
| H&L Aluminium Ltd | Manufacturing | 2026 |
| H&S Automotive Ltd | Wholesale & retail | 2025 |
| H. Davenport & Sons Limited | Manufacturing | 1971 |
| Haddon Property Services Limited | Hospitality | 2020 |
| Hague Fasteners Limited | Manufacturing | 1996 |
| Hairbrainy Ltd | Other services | 2025 |
| HAK Contractors UK Ltd | Construction | 2025 |
| Halesowen Builders Merchents Ltd | Wholesale & retail | 2025 |
| Hall Street Garage Limited | Wholesale & retail | 2022 |
| Hamiltons Group Limited | Professional & scientific | 1996 |
| Hanbai Ltd | Wholesale & retail | 2025 |
| Haoeat Ltd | Hospitality | 2024 |
| Happyland Childcare Ltd | Health & social care | 2021 |
| Harinder Singh Consultancy Ltd | Professional & scientific | 2025 |
| Harpers Waste Limited | Water & waste | 2014 |
| Harrier Windscreens Ltd | Other services | 2017 |
| Harris Extrusion Tools (Oldbury) Limited | Manufacturing | 2020 |
| Harris Plumbing & Heating Ltd | Construction | 2026 |
| Harris Property Associates Limited | Real estate | 2009 |
| Harry Driveways Ltd | Construction | 2022 |
| Hartech Consulting Limited | Information & communication | 1999 |
| Harvi Contracts Limited | Construction | 2021 |
| Harvy’S Roofing Ltd | Construction | 2025 |
| Haven Property Relocations Ltd | Hospitality | 2024 |
| Hawk Holding Group Limited | Financial services | 2024 |
| Hawks Building Improvements Ltd | Construction | 2026 |
| Hawthorns House (AGG18) Limited | Real estate | 2018 |
| Hawxvale Ltd | Wholesale & retail | 2024 |
| Haynes GAS Plumbing &Heating Ltd | Construction | 2025 |
| Hazclear Limited | Water & waste | 2019 |
| Hazelmont (Kent) Limited | Health & social care | 2023 |
| Hazelmont Care Limited | Health & social care | 2018 |
| Hazelmont Construction Limited | Construction | 2022 |
| Hazelmont Homes Limited | Real estate | 2020 |
| Hazelmont Social Care Limited | Health & social care | 2019 |
| HBK Solutions Ltd | Information & communication | 2020 |
| Hcml Limited | Financial services | 2015 |
| HDK Retail Limited | Wholesale & retail | 2022 |
| Healing Pathways Haven CIC | Public administration | 2026 |
| Healthcare M.R Ltd | Health & social care | 2024 |
| Heatco Certification Ltd | Construction | 2016 |
| Heatco Electrical Limited | Construction | 2014 |
| Heatco Midlands Limited | Construction | 1994 |
| Heatfire Ltd | Construction | 2021 |
| Heath Training and Therapy Limited | Education | 2020 |
| Heating and Plumbing Specialist Ltd | Construction | 2026 |
| Hedingham Property Limited | Real estate | 2016 |
| Hekalu LA Bwana Ltd | Real estate | 2025 |
| Hello JIJ Ltd | Other services | 2025 |
| Herbert Lonsdale Limited | Real estate | 2014 |
| Herd Building Services Ltd | Real estate | 2023 |
| Herd Services (UK) Ltd | Construction | 2017 |
| Heritage Timber & Landscaping Ltd | Administrative & support | 2026 |
| HES (Midlands) Limited | Professional & scientific | 2012 |
| Hestingbury Properties Limited | Real estate | 2025 |
| Hexagon Fulfil Limited | Transport & logistics | 2022 |
| Heywood Williams Components Limited | Wholesale & retail | 1990 |
| HI Concierge Ltd | Administrative & support | 2026 |
| Hifi Filter UK Ltd | Wholesale & retail | 1996 |
| Higham Rail Limited | Construction | 2019 |
| Highway Traffic Ltd | Transport & logistics | 2023 |
| Hilldon House Limited | Real estate | 2024 |
| Hire to Go Ltd | Transport & logistics | 2018 |
| Hittamins Ltd | Health & social care | 2026 |
| HK Hayer Transport Limited | Transport & logistics | 2024 |
| HK Mobile Beauty Limited | Other services | 2025 |
| HL Connect Limited | Hospitality | 2021 |
| HM Canvases Ltd | Manufacturing | 2003 |